1. ALTERNATIVE CONCEPTIONS
USER NAME : TBC 3013
*********
PASSWORD :
ENTER
ENTER
LECTURER : ASSOC PROF DR SOPIA MD
YASSIN
2. GROUP MEMBERS
NAME MATRIC NO.
UMI ABIBAH BT SULAIMAN D20091034811
SITI RAHAYU BT MOHAMED NOOR D20091034855
WONG SIEW CHING D20091034815
MARIA TING MEE SING D20081032208
3. ARTICLE
• Title:
– Mistaken Beliefs About Where Clouds
Come From and Why It Rains
• Author:
– David R. Wetzel
4. Misconception About Clouds
• Clouds come from somewhere above the sky.
• Clouds are mostly smoke, made of cotton or
wool, or they are bags of water.
• Clouds are sponges that hold water.
• Clouds are water vapor.
• Clouds are dust particles.
• Clouds go to the sea and get filled with water.
• The reason clouds form is because cold air
doesn’t hold as much water as warm air
• Clouds are formed by vapor from kettles
• Clouds are made of cotton, wool, or smoke
5. MISCONCEPTION ABOUT RAIN
• Rain comes from clouds sweating
• Rain occurs when clouds are shaken
• Rain falls out of the sky when the clouds evaporate.
• Rain comes from holes in clouds.
• Rain comes from clouds melting.
• Rain falls from funnels in the clouds.
• Rain occurs because we need it.
• Rain occurs when clouds collide.
• Rain occurs when clouds become too heavy.
• Rain is called by frogs.
• Weather is so hot, that’s why it is raining
• Cloud is crying.
• Rain dance by Native American to call rain.
6. SCIENTIFIC EXPLANATION FOR
CLOUD FORMATION
• Cloud formation is dependent upon the amount of
water evaporating and condensing. Water
molecules are continually changing state between
solid, liquid and gas. When more molecules
evaporate into the atmosphere than condense on
earth, clouds can form.
• Cloud Formation.flv
7. SCIENTIFIC EXPLANATION
FOR RAIN FORMATION
• Rain occurs when the water droplets are
sufficiently heavy to remain airborne they
fall from the clouds.
• Water and Rain Cycle.flv
8. Reference
• Cloud Formation. Retrieve on 10 August from
http://www.youtube.com/watch?v=uoHCMGBgIFQ
• David R. Wetzel(2008). Children's Science
Misconceptions About Weather. Retrieve on 7 August
from
http://homeschooling.suite101.com/article.cfm/childr
ens_science_misconceptions
• Water and Rain Cycle. Retrieve on 7 August from
http://www.youtube.com/watch?v=szXCuHOmnjg
