Ch. 10 Motion

Which has greater linear speed, a horse near the outside rail of a merry-go-round or a horse near the inside rail?

• Inside

• Outside

• Neither- they are the same

A distance vs. time graph shows an object's

• frame of reference
• speed
• acceleration
• favorite food

LT2: Grayson walks 5 meters in 5 seconds. What is his average speed? 

• 25 m/sec
• 1 m/sec
• 5 m/sec
• .25 m/sec

LT4: The graph shows Ashley riding her bike to Maria's house. 
What is occurring from point A to point B?

• they are traveling at a constant speed
• they are decreasing in speed
• they stopped to take a break

An object is _____ if its position changes relative to another object.

• in motion
• at reset
• a frame of refence
• magical

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

Speed =

• distance / time
• time / distance
• distance * time

You walk 10 meters to math class in 20 seconds. Your average speed is

• 2 m/s
• 0.5 m/s
• 200 m/s
• 5 m/s

What is the SI unit for speed

• Km
• s
• m/s
• m/s²

An object's ____________________ is the distance and direction of the object's change in position. 

• direction
• placement
• motion
• displacement