Study Guide

A place or object used for comparison to determine if another object is in motion is called a

• comparison point
• reference point
• point of view
• motion detector

The best reference points are stationary (not moving).

• true

• false

the process of changing position

• motion
• reference point
• acceleration
• speed

Tags

NGSS.MS-PS2-2

What is velocity?

• the quickness of an object
• the location of an object
• acceleration
• speed in a specific direction

Tags

CCSS.HSF.LE.B.5

How can people tell if a bus they are sitting is moving?

• Comparing their position to a fixed object inside the vehicle

• Comparing their position to a fixed object outside the vehicle

• Comparing their position to a moving object inside the vehicle

• Comparing their position to a moving object outside the vehicle

You watch your friend ride a bike in a race. Which proves he is in motion?

• The bike has pedals

• The bike has mud on it

• The bike passed the finish line

• The bike can go 15 mph

What is happening at A?

• Stationary
• Accelerating
• Slower steady speed; moving away from the starting position
• Steady speed; returning to start position

Tags

CCSS.8.EE.B.5

Which runner had a head start?

• A
• B
• C

Tags

CCSS.8.EE.B.5

What is happening at B?

• Stationary

• Accelerating

• Constant speed; no acceleration

How much time has passed in this graph

• 30 s

• 30 min

• 7 s

• 7 min