AP Physics Exam review

A  car starts from rest and after  7 seconds it is moving at 42  m/s. What is the car’s acceleration?

• 0.17
• 1.67
• 6
• 7

Tags

NGSS.HS-PS2-1

How long will it take a running horse to travel 260 m and attain a speed of 12 m/s from rest?

• 1200 seconds
• 1.2 hours
• 43 Hours
• 43 minutes

A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops? 

• 4.20 m
• 52.5 m
• 105 m
• 158 m

Tags

CCSS.8.EE.C.7B

The SI unit for length or distance is

• foot (ft)
• inch (in)
• mile (mi)
• meter (m)

Describe the motion

• Slow to fast;   Negative direction
• Fast to slow;   Negative direction
• Fast to slow;   Positive direction
• Slow to fast;   Positive direction

Tags

NGSS.HS-PS2-1

The equation for finding average acceleration for straight-line motion is

• (V_i-V_f) x Time
• (V_f-V_i) / Time
• V_i+V_f+time
• V_i+V_f-time

Tags

NGSS.HS-PS2-1

Problem #3
A car is traveling at a velocity of 35.0 miles per hour.  The car runs off a cliff that has an unknown height.  The car 'lands' 50.0 meters from the base of the cliff.

How long would it take the car to 'land' after exiting the rim of the cliff?

• 1.4 seconds
• 3.2 seconds
• 4.8 seconds
• 0.7 seconds

Tags

NGSS.HS-PS2-1

At what time did runner A pass runner B?

• 0 seconds
• 1 second
• 2 seconds
• 3 seconds

Tags

NGSS.MS-PS3-1

At 60 seconds, how far had this object traveled? 

• 0 m
• 10 m
• 20 m
• 40 m

Tags

NGSS.MS-PS3-1

Which runner is faster?

• red line runner
• blue line runner

Tags

NGSS.MS-PS3-1