TEST: Forces and Motion

An object is in __________ when its distance from a(n) __________ is changing.

• motion, stationary object

• equilibrium, moving object

• motion, reference point

• rest, reference point

Speed in a given direction is called __________.

• Velocity

• Acceleration

• Force

• Momentum

Tags

NGSS.MS-PS3-1

__________ can be calculated if you know the distance that an object travels in one unit of time.

• Speed

• Acceleration

• Force

• Energy

Tags

NGSS.MS-PS3-1

Which of the following graphs shows runners moving at the same speed? Explain.

Tags

NGSS.MS-PS3-1

Which graph below shows that one of the runners started 10 yards further ahead of the other? Explain.

Match the descriptions below with the graphs.

• The car is stopped.

• 
• The speed of the car is decreasing.

• 
• The car is coming back.

• 
• The car is traveling at a constant

  speed.

• 

Tags

NGSS.MS-PS3-1

On Saturday, Ashley rode her bicycle to visit Maria. Maria's house is directly east of Ashley's. The graph shows how far Ashley was from her house after each minute of her trip.

Ashley rode at a constant speed for the first 4 minutes of her trip. What was her constant speed?

Tags

NGSS.MS-PS3-1

On Saturday, Ashley rode her bicycle to visit Maria. Maria's house is directly east of Ashley's. The graph shows how far Ashley was from her house after each minute of her trip.

What was her average speed for the entire trip?

Tags

NGSS.MS-PS3-1

On Saturday, Ashley rode her bicycle to visit Maria. Maria's house is directly east of Ashley's. The graph shows how far Ashley was from her house after each minute of her trip.

Ashley stopped to talk with another friend during her trip. How far was she from her house when she stopped?

Tags

NGSS.MS-PS3-1

Match the descriptions below with the graphs.

• The car is accelerating.

• 
• The car is stopped.

• 
• The car is traveling at a constant speed

• 
• The car is slowing down.

• 

Tags

NGSS.MS-PS3-1