Speeding up and slowing down are changes in

Choose all that apply.

• velocity

• speed

• acceleration

• motion

Tags

NGSS.MS-PS2-2

The starting speed of a car is called its speed.

• initial speed

• beginning speed

• fastest

• slowest

Tags

NGSS.MS-PS3-1

To find change in speed, subtract initial speed from speed.

• beginning speed

• time

• final speed

• distance

A change in speed and/or direction is called .

• speeding up

• slowing down

• velocity

• change in speed

Slowing down is called

Choose all that apply.

• negative acceleration

• velocity

• speed

• deceleration

To find acceleration, divide the change in speed by the

• time

• distance

• speed

• velocity

Which of the following are examples of acceleration?

Choose all that apply.

• A train sitting in the station

• A train pulling out of the station

• A train traveling consistently at 100km/hr on a straight track

• A train going around a curve in the track without changing speed

• A train pulling into a station

What is the formula to calculate speed?

• Speed = time/distance

• Speed = distance/time

• Speed = distance x time

• Speed = time x distance

Which of the following is a unit for acceleration?

Choose all that apply.

• km/s

• m/s²

• mi/hr

• ft

• m/s/s

Can be measured in meters per second (m/s)

• distance

• speed

• time

• acceleration

Tags

NGSS.MS-PS3-1