Motion

If you are undergoing an acceleration in a car you could experience which of the following?

• speed up

• slow down

• change in direction

• All of the above

Changes in speed, direction or both are called _________.

• gravity

• changes

• acceleration

• displacement

Acceleration only takes place when things speed up. 

• True
• False

Tags

NGSS.HS-PS2-1

The SI unit of acceleration is:

• m/s²

• m/s

• m.s²

• m/s³

A bicyclist begins moving with a velocity of 10 m/s and then decreases his velocity to 6 m/s in 2 seconds. What is the acceleration of the bicyclist?

• 4 m/s²
• -4 m/s²
• 2 m/s²
• -2 m/s²

Tags

NGSS.MS-PS2-2

Which graph represents zero acceleration (constant velocity)?

• A
• B
• C
• D

Tags

NGSS.HS-PS2-1

Which graph represents the greatest acceleration?

• A
• B
• C
• D

Tags

NGSS.HS-PS2-1

In A the car is ____________________________________

• speeding up

• slowing down

• constant speed

• not moving

In B the car is ____________________________________

• speeding up

• slowing down

• constant speed

• not moving

What is the formula to calculate speed?

• S = t/d
• S = d/t
• S = d x t
• S = t x d

Tags

CCSS.6.EE.B.7