Momentum

The momentum of an object depends upon the object's ___________&_____________.  

• size and shape
• mass and speed
• mass and veloctiy
• mass and energy

Tags

CCSS.7.RP.A.3

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

Determine the momentum of 1000-kg car moving southward at 20 m/s......... 

• 20000 N
• 20000 Joules
• 20000 Kg * m/s south
• 10000 kg * m/s south

A 2.5 kg ball moving at 5 m/s collides with a 2.5 kg stationary ball in a perfectly elastic collision.  What is the velocity of the second ball after the collision? 

• 5 m/s
• 2.5 m/s
• 10 m/s
• 7.5 m/s

A 9300 kg railroad car traveling at a velocity of 5 m/s strikes a second boxcar that weighs 5000 kg at rest. At what speed will the second boxcar move?

• 18.6 m/s
• 9.3 m/s
• 7.5 m/s
• 1.86 m/s

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

• 10
• 7
• 8
• 6

Tags

CCSS.8.G.B.8

Distance and direction of an object's change in position from a starting point

• displacement
• distance
• motion
• reference point

Tags

CCSS.HSN.VM.A.1

 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?

• 800
• 400
• 0
• 200

Tags

CCSS.HSN.VM.A.3

Jerry walked from home to school, then from the school to the park. What is his total distance?

• 2 km

• 5 km

• 8 km

• 10 km

Tags

CCSS.2.MD.A.3

A cat walks 3 meters toward a laser, then jumps 5 meters due south of the laser when it sees a thing. What is the displacement of the cat (to the nearest tenth)?

• 3.0m

• 5.0m

• 8.0m

• 5.8m