Unit 1 review

Which graph best matches a person sitting on a bench and waiting?

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Which graph best matches a person walking away at a constant speed?

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Which graph best matches a person walking away slowing and returning quickly?

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A duck flies 60 meters in 10 seconds. What is the duck’s average speed?

• 600 m/s

• 50 m/s

• 6 m/s

• 70 m/s

What is the net force on the box ?

• 10 N to the left

• 10 N to the right

• 60 N to the left

• 50 N to the right

What is the net force on the box?

• 25N to the right

• 5N to the left

• 5N to the right

• 25N to the left

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-1

The picture of the position vs. time graph shows an object that is...

• accelerating/speeding up
• moving at a constant speed 
• not moving 
• accelerating/slowing down. 

Tags

NGSS.HS-PS2-1

Which graph represents a students standing at their locker for a period of time.

• A
• B
• C
• D

A train that travels 100 kilometers in 4 hours is traveling at what average speed? Remember: Speed= distance/time

• 50 km/h
• 100 km/h
• 400 km/h
• 25 km/h