PS Unit 6

Which of the following is a unit for acceleration?

• km/s

• m/s²

• mi/hr

• ft

What does this graph represent?

• Constant speed

• Acceleration

• Not moving

How long did one of the runner's rest?

• 8 seconds

• 13 seconds

• 5 seconds

• 50 seconds

According to the graph how far does the person travel in the first 5 seconds?

• 2 m

• 10 m

• 0 m

• 5 m

Tags

NGSS.MS-PS3-1

On a distance vs. time graph, the steeper the slope _____

• the slower the speed

• the faster the speed

• less acceleration

• greater decleration

Tags

NGSS.MS-PS3-1

Which of the following is not accelerating?

• a ball being juggled

• a woman walking at 2.5 m/s along a

  straight road

• a satellite circling Earth

• a braking cyclist

A 25 kg bike accelerates at 10 m/s². What was the force?

• 250 N

• 2.5 N

• 25 N

• 15 N

Tags

NGSS.MS-PS2-2

What does this graph represent?

• Constant Speed

• Acceleration

• Not moving

Tags

NGSS.MS-PS3-1

Which runner won the race?

• Albert

• Bob

• Charlie

Tags

NGSS.MS-PS3-1

Select 2: Acceleration is

• distance divided by time usually represented in m/s in science

• the speed and direction that an object is traveling in

• an increase or decrease in speed; changing direction

Tags

NGSS.MS-PS2-2