Chapter 2 Powerpoint

How to Use This Presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Chapter Presentation Transparencies Sample Problems Visual Concepts Standardized Test Prep Resources

Table of Contents Chapter 2 Section 1 Displacement and Velocity Section 2 Acceleration Section 3 Falling Objects Motion in One Dimension

Objectives ,[object Object],[object Object],[object Object],Section 1 Displacement and Velocity Chapter 2

One Dimensional Motion ,[object Object],[object Object],[object Object],Section 1 Displacement and Velocity Chapter 2

Frame of Reference Chapter 2 Section 1 Displacement and Velocity

Displacement ,[object Object],[object Object],Section 1 Displacement and Velocity Chapter 2 ,[object Object],[object Object],[object Object]

Displacement Chapter 2 Section 1 Displacement and Velocity

Positive and Negative Displacements Chapter 2 Section 1 Displacement and Velocity

Average Velocity ,[object Object],Section 1 Displacement and Velocity Chapter 2 ,[object Object]

Average Velocity Chapter 2 Section 1 Displacement and Velocity

Velocity and Speed ,[object Object],[object Object],[object Object],Section 1 Displacement and Velocity Chapter 2

Interpreting Velocity Graphically ,[object Object],[object Object],[object Object],Section 1 Displacement and Velocity Chapter 2 ,[object Object],[object Object]

Interpreting Velocity Graphically, continued ,[object Object],Section 1 Displacement and Velocity Chapter 2 The instantaneous velocity is the velocity of an object at some instant or at a specific point in the object’s path.

Sign Conventions for Velocity Chapter 2 Section 1 Displacement and Velocity

Objectives ,[object Object],[object Object],[object Object],Section 2 Acceleration Chapter 2

Changes in Velocity ,[object Object],Chapter 2 Section 2 Acceleration ,[object Object],[object Object]

Acceleration Chapter 2 Section 2 Acceleration

Changes in Velocity, continued ,[object Object],[object Object],Chapter 2 Section 2 Acceleration ,[object Object],[object Object],[object Object]

Graphical Representations of Acceleration Chapter 2 Section 2 Acceleration

Velocity and Acceleration Chapter 2 Section 2 Acceleration

Motion with Constant Acceleration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Chapter 2 Section 2 Acceleration

Equations for Constantly Accelerated Straight-Line Motion Chapter 2 Section 2 Acceleration

Sample Problem ,[object Object],[object Object],[object Object],[object Object],Section 2 Acceleration Chapter 2

Sample Problem, continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Section 2 Acceleration Chapter 2

Sample Problem, continued ,[object Object],[object Object],Chapter 2 Section 2 Acceleration Rearrange the equation to isolate the unknown: Take the square root of both sides to isolate v f .

Sample Problem, continued ,[object Object],Chapter 2 Section 2 Acceleration 3. Calculate Substitute the values into the equation and solve: 4. Evaluate The stroller’s velocity after accelerating for 4.75 m is 2.18 m/s to the right.

Objectives ,[object Object],[object Object],[object Object],Section 3 Falling Objects Chapter 2

Free Fall Chapter 2 Section 3 Falling Objects

Free Fall ,[object Object],[object Object],[object Object],Chapter 2 Section 3 Falling Objects

Free-Fall Acceleration Chapter 2 Section 3 Falling Objects

Free-Fall Acceleration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Chapter 2 Section 3 Falling Objects

Velocity and Acceleration of an Object in Free Fall Chapter 2 Section 3 Falling Objects

Sample Problem ,[object Object],[object Object],[object Object],[object Object],[object Object],Section 3 Falling Objects Chapter 2

Sample Problem, continued Section 3 Falling Objects ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Chapter 2

Sample Problem, continued ,[object Object],[object Object],[object Object],Chapter 2 Section 3 Falling Objects Rearrange the equation to isolate the unknown: Take the square root of the first equation to isolate v f . The second equation must be rearranged to solve for ∆ t .

Sample Problem, continued ,[object Object],Chapter 2 Section 3 Falling Objects 3. Calculate Substitute the values into the equation and solve: First find the velocity of the ball at the moment that it hits the floor.

Sample Problem, continued ,[object Object],[object Object],[object Object],Chapter 2 Section 3 Falling Objects Next, use this value of v f in the second equation to solve for ∆ t .

Multiple Choice ,[object Object],Standardized Test Prep Chapter 2 ,[object Object],[object Object],[object Object]

Multiple Choice, continued ,[object Object],Standardized Test Prep Chapter 2 ,[object Object],[object Object],[object Object]

Multiple Choice, continued Standardized Test Prep Chapter 2 4. A bus travels from El Paso, Texas, to Chihuahua, Mexico, in 5.2 h with an average velocity of 73 km/h to the south.What is the bus’s displacement? F. 73 km to the south G. 370 km to the south H. 380 km to the south J. 14 km/h to the south

Multiple Choice, continued ,[object Object],[object Object],Standardized Test Prep Chapter 2 ,[object Object],[object Object],[object Object],[object Object],[object Object]

Multiple Choice, continued ,[object Object],[object Object],Standardized Test Prep Chapter 2 6. What is the squirrel’s average velocity during the time interval between 0.0 s and 3.0 s? F. –2.0 m/s G. –0.67 m/s H. 0.0 m/s J. +0.53 m/s

Multiple Choice, continued Standardized Test Prep Chapter 2 ,[object Object],[object Object],[object Object],[object Object],[object Object]

Short Response ,[object Object],[object Object],Standardized Test Prep Chapter 2

Short Response ,[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Short Response, continued ,[object Object],Standardized Test Prep Chapter 2 a. for the time interval from t = 0.0 min to t = 10.0 min b. for the time interval from t = 10.0 min to t = 20.0 min c. for the time interval from t = 20.0 min to t = 30.0 min d. for the entire run

Short Response, continued ,[object Object],Standardized Test Prep Chapter 2 a. for t = 0.0 min to t = 10.0 min Answer: +2400 m, +4.0 m/s b. for t = 10.0 min to t = 20.0 min Answer: +1500 m, +2.5 m/s c. for t = 20.0 min to t = 30.0 min Answer: +900 m, +2 m/s d. for the entire run Answer: +4800 m, +2.7 m/s

Short Response, continued ,[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Short Response, continued ,[object Object],[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Short Response, continued ,[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Extended Response ,[object Object],[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Extended Response ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Extended Response, continued ,[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Extended Response, continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Standardized Test Prep Chapter 2

Chapter 2 Powerpoint

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Chapter 2 Powerpoint