Acceleration Unit Test

Acceleration only takes place when things speed up. 

• True
• False

Tags

NGSS.HS-PS2-1

Acceleration is defined as : 

• time it takes for something to move to another place. 
• velocity of an object.
• How fast an object is going
• rate of change in velocity

Tags

NGSS.HS-PS2-1

Changes in our speed and direction are called _________.

• gravity
• force
• acceleration
• deceleration

Tags

NGSS.HS-PS2-1

How can you change the acceleration in a car? ( Hint: You can FEEL a change in acceleration)

• The steering wheel 
• The brake pedal
• The gas (the accelerator) 
• All of the above 

Tags

NGSS.HS-PS2-1

Why does a car accelerate as it rounds a corner at a constant speed?

• It changes direction
• It doesn't
• It slows down
• Its speeds up  

Tags

NGSS.HS-PS2-1

Which is not accelerating?

• A car shortly after a stoplight turns green.
• A car approaching a red light
• A car with the cruise control set at 80 km/h
• A car turning a curve at a constant speed

Tags

NGSS.HS-PS2-1

Which one of these is a unit of distance?

• ft/s
• minute
• cm
• kg

The position vs. time graph behind this box shows that

• object is accelerating
• object with a constant velocity
• object is not moving 
• object is changing direction

This position vs. time graph shows an object

• accelerating
• moving at a constant speed 
• not moving 
• accelerating/slowing down. 

Tags

NGSS.HS-PS2-1

Describe the motion of the car:

• at rest 
• moving at constant speed
• speeding up
• slowing down

Tags

NGSS.HS-PS2-1