acceleration

Acceleration: is the rate of change in ___________.

• speed
• distance
• velocity 
• displacement 

Tags

NGSS.HS-PS2-1

Describe the motion of the car.

• The car has acceleration because it is at rest 
• The car does not have acceleration because it is at rest 
• The car has velocity because it is at rest 
• The car has acceleration because it is at rest 

Acceleration only takes place when things speed up. 

• True
• False

Tags

NGSS.HS-PS2-1

A roller coasters accelerates from an initial speed of 6.0 m/s to a final speed 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.HS-PS2-1

A drag racer accelerated from 0 m/s to 200 m/s in 5 s.  What was the acceleration?

• 0 m/s
• 40 m/s²
• -40 m/s²
• 40 m/s

Tags

NGSS.HS-PS2-1

The SI unit for acceleration is

• mph
• ft/sec²
• m/s²

Tags

NGSS.HS-PS2-1

A car accelerates from a standstill to 70 m/s in 10 seconds.  What is the acceleration?

• 0.7m/s²
• 7m/s²
• 14m/s²
• none of the above

Tags

NGSS.HS-PS2-1

When are you undergoing an acceleration in a car? 

• speed up
• slow down
• make turns
• All of the above 

Tags

NGSS.HS-PS2-1

A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest.  Find the acceleration.

• 30 m/s
• 24 m/s²
• 9 m/s²
• 81 km/hr

Tags

NGSS.HS-PS2-1

Which of the following represents a velocity?

• 40 m
• 40 m north
• 40 m/s
• 40 m/s north