Chapter 4 Review

The diagram shows a side view of a roller coaster. Which of the following could be a top view of this coaster?

• an uphill with a loop

• a straight line

• a zig zag with a straight line after

What must occur for an object to experience acceleration?

• It must increase its speed

• It must change its direction

• It must either change its speed or direction

• It must change both its speed and direction

Tags

NGSS.HS-PS2-1

• 3.0 m/s

• 2.5 m/s

• 1.5 m/s

• 3.5 m/s

• 1.1 m/s2

• 1.3 m/s2

• 3.0 m/s2

• 4.5 m/s2

Tags

NGSS.HS-PS2-1

• 0.033 s

• 0.25 s

• 3.0 s

• 0.77 s

• 0.30 J

• 0.29 J

• 0.25 J

• 0.35 J

Tags

NGSS.MS-PS3-2

(From the previous question - GPE = 0.18 J)

What is the ball's Kinetic Energy as it rolls through the sensor at the bottom of the ramp?

• 0.18 J

• 0.45 J

• 0.54 J

• 0.27 J

Tags

NGSS.HS-PS3-1

In the diagram, the object's kinetic energy at point C is less than at point

• A

• B

• E

• D

• 2 kg

• 3 kg

• 4 kg

• 5 kg

Tags

NGSS.HS-PS3-1

A ball at the top of a hill has a potential energy of 10 J. What is its potential energy when it is a quarter of the way down the hill?

• 0 J

• 7.5 J

• 5 J

• 10 J

Tags

NGSS.MS-PS3-2