1. Bellwork April 11, 2011 What moon phase occurs when the Earth is in between the Sun and the Moon? What phase of the moon is pictured below? How do you know?

2. Bellwork April 12, 2011 When does the longest day of the year occur? What kind of tide is occurring in the following image? Identify what causes the seasons on Earth?

3. Bellwork April 13, 2011 When the North pole is tilted toward the Sun, what season is the southern hemisphere experiencing? Describe the position of the Earth, Sun and Moon during a lunar eclipse. What is the main cause of tides on Earth?

4. Bellwork April 14, 2011 The waning crescent moon phase occurs after what phase? A full moon occurs January 8. The next full moon will occur around what date. How many phases does the moon go through each month?

5. Bellwork April 5, 2011 Both the sun and the Earth are separated into layers because of the various _____ of the component materials. What is the moon’s most noticeable affect on Earth? About how long does it take the moon to rotate once?

6. Bellwork April 4, 2011 The ____ is a region of the sun where hot and cooler gases circulate in convection currents. What is illustrated in the picture below?

7. Bellwork April 6, 2011 _____ ______is formed when a magma cools underground and crystallizes or when it erupts unto the surface of the ground, cools and crystallizes. What is the scientific name given to the first day of summer? Take the remaining few minutes before class starts to ensure you NB is in order.

8. Bellwork April 7, 2011 Draw a picture of a what you think a new moon looks like. On what date does the vernal equinox begin? Make a diagram that illustrates the relative positions of the sun, earth, and moon during a full moon.

9. Bellwork April 1, 2011 Identify all six layers of the Sun. Which layer of the sun's atmosphere is the bright layer that is visible to us? The diagram below represents what type of nuclear reaction?

10. Bellwork March 31, 2011 A _____ is an explosion of gas from the sun’s surface that occurs when loops in sunspot regions suddenly connect. Predict about how long the moon takes to revolve around Earth. Identify everything that needs to be included on the music flyer.

11. Bellwork March 29, 2011 Identify the visible layer of the Sun. What layer of the sun can only been seen when there is a solar eclipse? The light and heat emitted from the Sun comes from the _____.

12. Bellwork March 25, 2011 How are rotation and revolution different? One Astronomical Unit (A.U.) is the average distance between _____ Solve the following riddle. I have a photosphere, a corona, sometimes I have spots and am very hot. What am I?

13. Bellwork March 24, 2011 Identify what page the chapter 19 review questions are on in your science text book for the current topic we are studying. Predict how the class will be reviewing for the test if (when) it becomes too loud in class today.

14. Bellwork March 22, 2011 Identify the planet that has the hottest surface temperature. Identify the three shapes galaxies can be. John drove for 3 hours at a rate of 50 miles per hour and for 2 hours at 60 miles per hour. What was his average speed for the whole journey?

15. Bellwork March 22, 2011 Explain the difference between an asteroid and a comet. Identify the planet that has the longest year. Identify one more fact about the planet you chose in number two that makes it unique.

16. Bellwork March 21, 2011 Explain the difference between a meteoroid and a meteorite. Identify the planet that has the longest day. Identify one more fact about the planet you chose in number two that makes it unique.

17. Bellwork March 17, 2011 What are the four requirements an object in space must have to be considered a planet? Identify the independent and dependent variables in the following experiment. Do cars using Exxon gas get better gas mileage than cars using other gas?

18. Bellwork March 16, 2011 What is the outermost transparent part of the eye? What planet has the fastest winds in our solar system? Explain where the asteroid belt is located.

19. Bellwork March 14, 2011 Identify one divergent and one convergent boundary on the map below. What kind of boundary caused the tsunami last week? What was the size of the Earthquake that caused the tsunami?

20. Bellwork March 15, 2011 On a topographic map these lines show elevation. Explain what happens when EM waves get absorbed by an object. What is the outermost transparent part of the eye?

21. Bellwork March 8, 2011 Predict the approximate difference in volume between the moon and the Earth. Identify the major characteristic of the four inner planets. Which planet has the largest volcano in our solar system?

22. Bellwork March 9, 2011 How far is an astronomical unit? Match the number of the topo map to the correct landform.

23. Bellwork March 8, 2011 Predict the approximate difference in volume between the moon and the Earth. Identify the major characteristic of the four inner planets. Which planet has the largest volcano in our solar system?

24. Bellwork March 7, 2011 Predict the distance between the Earth and the moon (in Km). List the planets in order from closest to furthest from the sun. Predict which planet has the great red spot.

25. Bellwork March 10, 2011 What is the contour interval of the map below? Identify the highest possible elevation of the map below. What is represented by the letter x?

26. Bellwork March 11, 2011 List three things you remember about topography. Which region in S.C. is closest to the ocean? What is the shape of Earth’s orbit around the sun?

27. Bellwork March 4, 2011 How can you tell if an object is transparent or opaque? My favorite part of class this week was ____. Predict how much your science textbook costs to replace.

28. BellworkMarch 3, 2011 Explain what the point is called where an earthquake begins? Why do you think you can see your reflection in a mirror but not in a wall? My favorite thing I learned from the science demo truck was ___.

29. Bellwork March 2, 2011 Explain how a camera and your eye are similar? Why do images formed by concave lenses sometimes appear upside down? Where are images focused in an eye with perfect vision?

30. Bellwork March 1, 2011 Explain what happens to light when it passes through a concave lens. What part(s) of the spectrum have longer wavelength than visible light? When is the next phase of the music project due? What phase is it?

31. Bellwork Feb. 28, 2011 Explain how the wavelength of a wave is affected as the energy decreases. If you look through a lens and see an image of a tree upside down, what kind of lens are you looking through? Label the following images with the type of wave behavior illustrated in each. C

32. Bellwork Feb. 17, 2011 Identify two of the three ways of being prepared in the cafeteria. How can you excel during assemblies. List two titles of songs you are currently listening to.

33. Bellwork Feb. 22, 2011 List the four things that can happen to light when it hits an object. Identify two opaque items and one transparent item found in the classroom today. List two types of radiation that have higher frequencies than infrared radiation.

34. Bellwork Feb. 23, 2011 Identify the part of the eye that bends light as it goes through it. Describe the four step process of seeing light. If an image appears blue what color or colors are absorbed?

35. Bellwork Feb. 24, 2011 Explain what an image looks like on the back of the eye. What is the term we use to describe the back of the eye? If an image appears green what color or colors are reflected?

36. Bellwork Feb. 18, 2011 When is the first phase of the music project due? What is it? How long does your music video have to be? List all of the topics we will discuss this year.

37. Bellwork Feb. 15, 2011 This type of ray can be used to kill harmful bacteria. It can also cause skin cancer. Of the waves of the Visible spectrum which color has the longest wavelength? Identify the term used to describe light passing through an object.

38. Bellwork Feb. 14, 2011 Which wave of the electromagnetic spectrum carries the most energy? Which wave of the EM spectrum has the shortest frequency? Bones and teeth absorb this type of wave.

39. Bellwork Feb. 11, 2011 What is the difference between visible and ultra violent light? A scientist want to study the diversity of soil bacteria found during different months of the year. (Identify independent, dependent, and 2 controls)

40. Bellwork Feb. 10, 2011 What happens when white light passes through a prism? What do mechanical waves need that electromagnetic do not? Explain what type of EM radiation causes sunburns. How can you prevent this?

41. Bellwork Feb. 9, 2011 What is the only electromagnetic wave that the human eye can see? Mario studied how far room temperature water would spurt out of a platic milk carton when 3mm holes were punched at different heights from the bottom of the container. (Identify independent, dependent, and 2 controls)

42. Bellwork Feb. 8, 2011 What is transmitted by infrared radiation? I have a higher frequency than a radio wave, but lower than infrared, what am I? Tiffany was investigating how fast it took Hayden to react to different sounds. (Identify independent, dependent, and 2 controls)

43. Bellwork Jan. 31, 2011 List the types of radiation on the EM spectrum from longest wavelength to shortest. Identify what type of waves all EM waves are. Identify the materials you need to bring to science class everyday.

44. Bellwork Feb. 1, 2011 What is Earth’s earliest time span known as? (hint- makes up about 88% of earth’s history) What is the letter of the oldest rock layer in the picture below? What is the law that helped you answer number two?

45. Bellwork Feb. 2, 2011 What term is used to describe anything a wave travels through? Which type of wave can be illustrated by a slinky or a spring? What is the distance a medium moves away from their rest position called?

46. Bellwork Feb. 3, 2011 An echo is an example of a wave being _____. What kind of wave is a sound wave? Explain the process of hearing, starting with a vibration.

47. Bellwork Jan. 26, 2011 List two man made factors that can cause a species to become extinct. Where do most earthquakes and volcanoes occur? What happens when an oceanic plate converges with a continental plate?

48. Bellwork Jan. 24, 2011 During the __________ Era, flowering plants first appeared and the dinosaurs ruled the land. What types of animals dominate the Cenozoic Era? Identify two aspects a fossil must have to be considered an index fossil.

49. Bellwork Jan. 25, 2011 During the _____ Era, mammals evolved adaptations that allowed them to live in various environments What is the law of superposition? Explain the difference between a cast and a mold.

50. Bellwork Jan. 27, 2011 Define camouflage in your own words. If a forest contained mostly light-colored trees, which type of moth would you expect to be most common? Explain why.

51. Bellwork Jan. 21, 2011 What type of fossil is made from minerals that replace living parts? Identify what happens to end one unit of time. What part of Earth makes up most of Eath’s history

52. Bellwork Jan. 20, 2011 Explain how fossils can help scientists determine age of rocks. What are the units of time from the largest to the smallest? List the units of time we are currently in.

53. Bellwork Jan. 19, 2011 What type of rocks will fossils be found? Identify two lab safety rules. It is 21,000 kilometers around the earth and the earth rotates in 24 hrs. How fast is it rotating?

54. Bellwork Jan. 18, 2011 Identify five events that have happened throughout your entire life. Explain the difference between relative age and absolute age. (page 295 -299)

55. Bellwork Jan. 12, 2011 Y What is the feature of the earthquake at point X? What is the feature of the earthquake at point Y? List the earthquake waves that will reach station one 1st, 2nd and 3rd?

56. Bellwork Jan. 13, 2011 What land feature stands high above sea level and has a flat level surface? Which region of South Carolina contains coastal rivers, savannas, marshes and swampy forests? Explain what relief is on a topo map.

57. Bellwork Jan. 11, 2011 At which location would earthquakes be least likely to occur? What kind of plate boundary is located at number 4? Explain what is happening at number 3?

58. Bellwork Jan. 14, 2011 . List the order of the South Carolina region from highest elevation to lowest.

59. Bellwork Jan. 6, 2011 What is the contour interval of this map?. What is the elevation of point C? What is the difference in elevation between points C and D?

60. Bellwork Jan. 7, 2011 What is another term for zero elevation? Identify two rules that contour lines always follow. What region of South Carolina would you find the highest point?

61. Bellwork Jan. 5, 2011 What are the three types of land features shown on a topographic map? Explain the difference between a contour line and an index contour line. The closer the contour lines, the __________ the slope; the farther apart the contour lines, the ___________ the slope.

62. Bellwork Jan. 4, 2011 The difference in value between two contour lines is the __________. On a topographic map how do you tell if a hill is steep? How do you tell which way a stream flows on a topographic map?

63. Bellwork Jan. 3, 2010 How would you describe what a map is to a five year old kid. Identify 4 symbols usually found on a map. Which line (latitude or longitude) runs pole to pole? How are these lines always labeled?

64. Bellwork Dec. 15, 2010 What is the difference between the Richter Scale and the Mercalli Scale? Rank Earthquake waves from slowest to fastest. Explain why there are no volcanoes on the east coast of the United States.

65. Bellwork Dec. 15, 2010 What is the difference between the Richter Scale and the Mercalli Scale? Rank Earthquake waves from slowest to fastest. Explain why there are no volcanoes on the east coast of the United States.

66. Bellwork Dec. 13, 2010 Where do you think most volcanoes are found? Why? What is the most dangerous part of a volcanic eruption? How many earthquake recording stations do you need to find the epicenter of an earthquake?

67. Bellwork Dec. 14, 2010 Explain what earthquakes and volcanoes have in common. Where does magma become lava? What term is used to describe a volcano that will never erupt again?

68. Bellwork Dec. 9, 2010 When an earthquake occurs, the first seismic waves to reach a nearby city are ___. Identify the type of stress involved with the San Andreas Fault. The point underground where rocks first begin to move to cause an earthquake is called ______.

69. Bellwork Dec. 6, 2010 Which type of crust is most dense? Where would you find the least dense layer of Earth? Describe what you would see if an earthquake was happening.

70. Bellwork Dec. 7, 2010 What are the three types of stress that can cause an earthquake? Which type of stress would be associated with the following picture?

71. Bellwork Dec. 8, 2010 Write one qualitative statement and one quantitative statement about the classroom. What is the term given to a slab of rock that is above the fault called? Explain the difference between a normal fault and a reverse fault.

72. Bellwork Dec. 10, 2010 Describe the procedure for an earthquake drill. Identify the type of fault at each letter in the following picture.

73. Bellwork Dec. 3, 2010 Explain what happens at a subduction zone. What happens when continental crust collides with continental crust? What is forming at the mid-ocean ridge?

74. Bellwork Dec. 2, 2010 Explain what part of Earth tectonic plates can be found. What layer of Earth would you find convection currents? What evidence do we have that supports the Theory of Plate Tectonics?

75. Bellwork Nov. 29, 2010 Name the feature of the ocean floor shown at A. Name the feature of the ocean floor shown at C. Explain what type of plate boundary is occurring at C.

76. Bellwork Nov. 30, 2010 Use words in the box to fill in the blanks. The largest layer inside Earth is called the ________________ . It’s neither completely solid nor completely liquid, but ____________________ . It’s extremely ___________. Earth’s outermost layer is the ____________________ . This layer is about 5 km thick under the ____________________ and up to 35 km thick under the _________________. On top of the outer layer is the weathered rock we call __________________.

77. Bellwork Dec. 2, 2010 Label the boxes above to indicate the movement of the three types of boundaries. What two questions would you ask in an interview with Alfred Wegener?

78. Bellwork Nov. 22, 2010 Explain two differences between oceanic and continental crust? What type of boundary is related to sea-floor spreading? The Nazca plate and the South American plate are divided by what type of boundary? (Use book chapter 6)

79. Bellwork Nov. 18, 2010 What two materials is the inner core made up of? Identify what layer of Earth convection currents are found. Why was the theory of Continental Drift not accepted at the time it was proposed?

80. Bellwork Nov. 19, 2010 Explain what a tectonic plate is. What word should we use to describe one tectonic plate going under another? Explain why Earth is not growing if crust is always being created.

81. Bellwork Nov. 15, 2010 What was Alfred Wegener’s big idea? What evidence did Wegener use to support his idea? Explain what happens at a convergent plate boundary.

82. Bellwork Nov. 16, 2010 Identify all the layers of Earth. What term is used to describe the upper part of the mantle and Earth’s crust? Explain where you can find the most dense layer of Earth.

83. Bellwork Nov. 17, 2010 What are the layers of Earth represented by each letter? Which layer of Earth is solid due to tremendous pressure? Explain where new crust is formed.

84. Bellwork Nov. 9, 2010 Explain what type of grain would occur when magma cools slowly, allowing more time for crystal growth. Use the below diagram to describe two pathways through the rock cycle in which igneous rock can become metamorphic rock.

85. Bellwork Nov. 8, 2010 How many main rock types are there? List them. What do you think of when you hear the word cycle? Explain how your shirt goes through a cycle after you wear it.

86. Bellwork Nov. 10, 2010 Explain the difference between a cast and a mold. List ALL the types of fossils we talked about yesterday. Fossils will be found in what type of rock? Explain why.

87. Bellwork Nov. 11, 2010 Use the table to answer the following questions. Which sample is most dense? Which samples are likely to break along flat surfaces? Which sample is hardest?

88. Bellwork Nov. 12, 2010 Explain the difference between magma and lava. Identify what type of rock forms when magma cools. List the materials you would use to determine the volume of the irregularly shaped object.

89. Bellwork Nov. 4, 2010 Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the dependent variable. Explain how sedimentary rocks are formed. Identify what happens to larger particles during sedimentary rock formation.

90. Bellwork Nov. 1, 2010 Mr. McGonagle wanted to see how different types of music affected students' pulse rates. He played different types of music: heavy metal, rap, and country. Identify the independent variable. What is the dependent variable in the above problem?

91. Bellwork Nov. 3, 2010 Jeremy usually blows his nose using Kleenex tissues. His snot keeps leaking through the tissue. He decided he is going to create an experiment to find out if there is something better. What is his dependent variable? What is the name of the scale used to measure hardness? Identify two concepts you know about rocks.

92. Bellwork Nov. 5, 2010 If different motor oils are put in water, then they will float at different heights on the water. Identify the independent and dependent variables. Identify the two types of metamorphic rocks.

93. Bellwork Oct. 29, 2010 What is the formula to determine density? Hematite leaves a reddish-brown powder behind when it is scratched along a surface. The color of this powder is hematite’s _____. A mineral looks like it is made of metal when light reflects from its surface. Such a mineral has a metallic __________.

94. Bellwork Oct. 28, 2010 You want to see if playing music makes plants grow taller. What is the dependent variable in this experiment? Identify three test that would help you identify an unknown mineral. What is the least reliable way to determine an unknown mineral?

95. Bellwork Oct. 27, 2010 You want to measure the effect of different amounts of oxygen on the rate of yeast growth. What is the independent variable? Identify a possible dependent variable for the above experiment. What is the mass of the object on the triple beam balance?

96. Bellwork Oct. 25, 2010 Identify what kind of material a wave travels fastest through? Explain what happens to wavelength if frequency decreases. What kind of sound would you hear with a wave that has high amplitude?

97. Bellwork Oct. 26, 2010 Tiffany was investigating how fast it took Hayden to react to different sounds. Identify the independent variable. Identify the four requirements for an object to be considered a mineral. Which variable is always a type of measurement? What axis is this variable always on?

98. Bellwork Oct. 21, 2010 What scientific instrument is used to measure mass (Grams)? Explain the difference between qualitative observations and quantitative observations. What part of the ear contains tiny hairs? Where would you find this part of your ear (outer ear, middle ear, or inner ear)?

99. Bellwork Oct. 20, 2010 What part of your ear vibrates when sound waves are received? Identify the part of the ear that looks like a snail. List two examples of transverse waves and one example of a longitudinal wave.

100. Bellwork Oct. 19, 2010 In a longitudinal wave moving along a spring, areas where the coils are farthest apart are called ____________________. A wave that hits a surface that it CANNOT pass through and bounces back, we call ________. If a sound wave has high amplitude what kind of sound will be heard?

101. Bellwork Oct. 18, 2010 How would you tell a new student how to create a username and password for gizmo? Explain what refraction is and when it occurs. Identify another term you could use to describe wave height.

102. Bellwork Oct. 11, 2010 You arrive in my class 45 seconds after leaving math which is 90 meters away. How fast did you travel? Steve throws the football 50 meters in 3 seconds, what is the average speed of the football? Which direction will the object move?

103. Bellwork Oct. 12, 2010 If you have an object with a large mass, would that object have more or less gravity than an object with less mass? Solve the following: a. b. c. d. + = 15 45 + 15 = 15 + 25 = 15 + = 25 15

104. Bellwork Oct. 13, 2010 Identify what creates a wave. What are the spread apart portions of a longitudinal wave called? What do all mechanical waves need to transfer energy?

105. Bellwork Oct. 14, 2010 What is the difference between a transverse wave and a longitudinal wave? How many waves are pictured below? Sketch a transverse wave in a slinky.

106. Bellwork Oct. 5, 2010 What two forces will affect your ball as it rolls on the Astroturf? To calculate speed you need to know the objects ______ and ________. Which direction will the ball move?

107. Bellwork Oct. 4, 2010 Identify the size requirement your ball must meet to complete the obstacle course. Where will most of the material used to design your ball come from? What grade will your group receive if your ball bounces twice before it goes over the obstacle?

108. Bellwork Oct. 5, 2010 How many trials will your group complete with the final ball design? Explain how your final grade will be determined. Which direction will the airplane move?

109. Bellwork Sept. 28, 2010 What two items does friction depend on? Provide an example of increasing friction. What determines how a ball rolls?

110. Bellwork Sept. 29, 2010 Provide an example of reducing friction. Jayson jogged 400 m in 60 seconds and then 100 m in 15. What was his average speed? If an object is in motion, are the forces acting on the object balanced or unbalanced?

111. Bellwork Sept. 28, 2010 What two items does friction depend on? Provide an example of increasing friction. What determines how a ball rolls?

112. Bellwork Sept. 27, 2010 Identify what happens to bounce height if a baseball is bounced on concrete and sand. Explain what COR represents. What scientific instrument is used to calculate weight?

113. Bellwork Oct. 1, 2010 What is the average speed of the object? What is the speed of the object between 4 and 5 seconds? When was the object traveling the fastest?

114. Bellwork Sept. 24, 2010 Which of the following would have the greatest inertia, empty wheel barrow, a car, or a train. Explain why. Solve the following: a. b. c. d. + = 45 15 + = 15 15 = + 15 25 + = 15 25

115. Bellwork Sept. 21, 2010 Identify the independent variable in the rolling golf ball lab? What is the difference between weight and mass? Why do you think northern states place sand on the road when it snows?

116. Bellwork Sept. 20, 2010 How many lines should be on your graph for the rolling golf ball lab? If a feather and a rock are dropped from the same distance at the same time, which will hit the ground first? Identify how many sections should be included in your lab report for the rolling golf ball lab.

117. Bellwork Sept. 22, 2010 How many pages in your notebook will the first notebook quiz cover? Identify a type of ball used in a sport and describe what type of material the ball is composed of. What is the purpose of the material used in the ball you chose?

118. Bellwork Sept. 23, 2010 Explain one rule for working in groups. Why do you think a ball bounces? Do you think a ball can bounce back to the height from which it was dropped?

119. Bellwork Sept. 24, 2010 What differences are there between surfaces that provide a lot of bounce and those that provide a little? If I did not want a ball to bounce when I dropped it, what kind of material would I use?

120. Bellwork Sept. 17, 2010 What is a stationary object that is used to determine a change in position? Imagine you rode your bike 500 meters to school today. Your bike ride took 5 minutes. How fast did you ride? A person jumps out of an airplane. Identify the two primary forces acting on the person during the fall.

121. Bellwork Sept. 13, 2010 Identify who won the race in the above graph. Explain how you know they won the race. Explain what is wrong with the above graph. In your own words describe what a force is.

122. Bellwork Sept. 14, 2010 Match the descriptions with the graphs. 1. The car is stopped. 2. The car is traveling at a constant speed. 3. The car is coming back.

123. Bellwork Sept. 16, 2010 What is the speed of the bus between points D and E. Describe the motion of the bus between points B and C. Identify one rule for the computer lab your teacher used last year.

124. Bellwork Sept. 10, 2010 1. A Lexus travels 180m in 6s. What is the Lexus' speed? The ice cream ran 70 m away from the spoon in 5s. What is the ice cream’s speed? 3. A deer was galloping through the forest to find food. She galloped 5,000m in 69s. How fast was the deer galloping to find food?

125. Bellwork Sept. 9, 2010 Explain what the difference between speed and velocity is. Identify the variable that goes on the y axis? If a car travels 250 meters in 30 minutes what is its speed?

126. Bellwork Sept. 8, 2010 A hiker covers a distance of 1500 m in 20 minutes. What is the average speed of the hiker? What is the top speed reached by the cyclist in the graph to the right? After what time does the cyclist start to slow down?

127. Bellwork Sept. 7, 2010 Identify the formula to calculate average speed. Explain what constant speed looks like on a distance time graph. What axis does the dependent variable get placed?

128. Bellwork Sept. 3, 2010 Identify the three items needed to determine a change in position. Identify one possible error that occurred during the experiment in class yesterday. When creating a graph which variable is placed on the x-axis?

129. Bellwork Sept. 2, 2010 Identify the mass of the object on the triple beam balance. What is the scientific unit used to measure volume? Define motion in your own terms.

130. Bellwork Sept. 1, 2010 What are the first four digits of your clicker ID? Identify the steps of the scientific method. Explain what your group is to do during the lab before you move to another lab station.

131. Bellwork Aug. 31, 2010 How do you find the volume of a liquid with a graduated cylinder? Explain what should always be done after you get results from an experiment. Identify what temperature scale is used in the metric system.

132. Bellwork Aug. 30, 2010 What two items do you need to calculate density? What is the scientific base unit to measure mass? Identify how many millimeters are represented by the red line in the following picture.

133. Bellwork Aug. 26, 2010 When writing a hypothesis what variable is written first? Explain which variable is always a type of measurement. How many steps are in the scientific method?

134. Bellwork Aug. 27, 2010 What three words do you need to remember when writing a research question? Identify the number of independent variables there are in any experiment. Identify the number of controlled variables there are in any experiment.

135. Bellwork Aug. 25, 2010 Make a qualitative observation about the person sitting to your right. Explain what you should do if you notice a glass beaker is broken. Explain the proper way to smell an unknown chemical?

136. Bellwork Aug. 24, 2010 Explain the difference between a qualitative observation and a quantitative observation. Identify two quantitative observations about the room. Come up with an inference about the following picture.

137. Bellwork Aug. 23, 2010 Identify how many variables there can be in an experiment. Explain what a prediction is. How are research questions usually written?

138. Bellwork Aug. 20, 2010 Describe what you should do when you return from an absence. Explain why you need to write the question and answer for bellwork. What was the main purpose of having you complete the getting to know room 210 activity?

139. Bellwork Aug. 19, 2010 Describe one rule about working in groups we discussed in class yesterday . Identify the consequence for breaking the rule you chose. What notebook page are the lab safety rules?

140. Bellwork Aug. 18, 2010 Take out a sheet of notebook paper. Put your name date and period on the upper right hand corner of the page. Underneath your name, date and period place a number three. Copy the following questions and then answer them. Explain what should be done after entering the classroom and sitting in the correct seat. If you forget a classroom procedure, where can you find it? List one safety rule you remember from last year or another year.