Acceleration & Velocity-Time Graph Review

Acceleration is a change in _________ or __________.

• speed or direction

• speed or distance

• displacement or speed

• speed or displacement

If an object is slowing down, what value would the acceleration be?

• positive

• negative

• both positive or negative

• Objects can only speed up

Tags

NGSS.MS-PS3-1

A car has an oil drip that drops every second. What is happening to the motion of the car shown above?

• Car is moving with a constant velocity

• Car is accelerating or speeding up

• Car is decelerating or slowing down

• Car is changing directions

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A car has an oil drip that drops every second. What is happening to the motion of the car shown above?

• Car is moving with a constant velocity

• Car is accelerating or speeding up

• Car is decelerating or slowing down

• Car is changing directions

A car starts from rest and accelerates uniformly to a speed of 5 m/s in 2.5 seconds. The magnitude of the acceleration of the car is

• 2 m/s²

• 2 m/s

• 12.5 m/s²

• 12.5 m/s

Tags

NGSS.MS-PS2-2

What is happening to the car between 3-8 seconds?

• The car is stopped

• The car is traveling at a constant velocity of 0.5 m/s.

• The car has an acceleration of 0.5 m/s².

• The car is going in the other direction.

Tags

NGSS.MS-PS3-1

A car has an oil drip that drops every second. What is happening to the motion of the car shown above?

• Car is moving with a constant velocity

• Car is accelerating or speeding up

• Car is decelerating or slowing down

• Car is changing directions

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A negative acceleration means that your object is _____.

• doing nothing

• moving in circles

• speeding up

• slowing down

Acceleration only takes place when things speed up. 

• True
• False

Tags

NGSS.MS-PS2-2

A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

• 24 m/s²
• 18 m/s²
• 16 m/s²
• 16 m/s

Tags

NGSS.MS-PS2-2