Motion and basic Kinematics

During which interval is the object not moving?

• B to C
• C to D
• D to E
• only at point A

During which interval is the object traveling at a constant velocity?

• B to C
• D to E
• F to G
• it traveling at a constant velocity during all of the intervals shown.

During which interval is the object speeding up?

• A to B
• B to C
• D to E
• E to F

During which interval is the object slowing down?

• A to B
• D to E
• E to F
• G to H

Acceleration occurs when an object changes its speed or ______.

• direction
• force
• inertia
• mass

Which runner stopped for a rest?

• Albert
• Bob
• Charlie

Which runner won the race?

• Albert
• Bob
• Charlie

This is a velocity-time graph.  What is the object doing in segment A?

• Positive acceleration
• Negative acceleration
• Constant Velocity
• Not moving

This is a velocity-time graph.  What is the object doing in segment C?

• Positive acceleration
• Negative acceleration
• Constant Velocity
• Not moving

Calculate the acceleration for segment A.

• 2 m/s²
• 20 m/s²
• -2 m/s²
• 0 m/s²