Physics S1 Final Exam Review 3

What is the car in this motion map doing?

• It's not moving

• It's moving to the right at a constant velocity

• It's moving to the right and speeding up

• It's moving to the left and slowing down

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NGSS.HS-PS2-1

What motion is shown in this graph?

• A car is speeding up

• A car is travelling at a constant velocity in the positive direction

• A car is staying at the same position

What motion is shown in this graph?

• A man is standing still

• A dog is running at a constant speed in the positive direction

• A truck is backing up

• A car is revving its engine, getting ready to start moving

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

Which graph shows an object going back to the start position?

• A
• B
• C
• D

Which graph shows an object accelerating?

• All except A

• D only

• D and E

• B,D and F

Tags

NGSS.HS-PS2-1

A car starts from a stoplight and is traveling with a velocity of 10 m/sec east in 20 seconds.  What is the acceleration of the car?

• .5 m/s/s
• .5 m/s
• 2 m/s/s
• 2 m/s

Tags

NGSS.HS-PS2-1

What is happening between 2 and 3 seconds?

• The object is not moving.
• The object is not accelerating.
• The object is slowing down.
• The object is speeding up.

Tags

NGSS.HS-PS2-1

What happens at 4 seconds?

• The object changes direction.

• The object is at the starting point.

• The object is moving backwards

• Not enough information

Tags

NGSS.HS-PS2-1

Which lines show positive velocity and negative acceleration for at least some part of the time?

• pink, blue and red
• green and orange
• only orange
• only pink

Tags

NGSS.HS-PS2-1

A train decelerates uniformly from 10 m/s to 6 m/s over a distance of 64 m. Calculate the acceleration and time taken to come to rest from the 6 m.s^-1.

• a= -0.5 m/s², t=6s

• a= -2 m/s², t=6s

• a= -2 m/s², t=12s

• a= -0.5 m/s², t=12s

Tags

NGSS.HS-PS2-1