Mrs. Klein Mid-Term (Created by Josh)

What is the weight of the box in the picture?

• 245 kg

• 25 N

• 245 N

• 25 kg

Tags

NGSS.MS-PS2-4

In a collision, a 25 kg ball moving at 3 m/s transfers all of its momentum to a 5 kg ball. What is the velocity of the 5 kg ball after the collision?

Do round to nearest whole number and DO include units (exactly as given in the question above).

• 15 m/s

• 30 m/s

• 5 m/s

• Myles Garrett

Tags

NGSS.MS-PS2-1

A high-speed train travels with an average speed of 227 km/hr. The train travels for 2 hrs. How far does the train travel?

• 0.0088 km

• 113.5 km

• 225 km

• 454 km

How long will it take an object traveling at 25 m/s to reach a distance of 125 meters?

• 0.2 s

• 5 s

• 5 m

• 0.2 min

Estimate how many hours passed when the trip was at 100 km.

• About 10 to 15

• About 16-17

• About 5 to 10

• About 18-23

If a 53 kg boulder falls off a cliff, what is the force with which it will hit the ground? a= acceleration due to gravity

DO round your answer to the nearest TENTH, DO include the unit.

• 560 N

• 467.8 N

• 543.7 N

• 519.4 N

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

The law of conservation of energy states that energy can neither be destroyed nor created. According to this law which of these equations is correct?

• KE=PE

• Energy in=energy out

• E=MC²

• Energy in=power in

Tags

NGSS.MS-PS3-5

Which runner accelerated the fastest at the start of the race?

• Runner A

• Runner B

• Runner C

• Hey Got Em'

Tags

NGSS.MS-PS2-2

A baseball player swings his bat and misses the ball but hits a fly that was hovering over home plate. The acceleration of the fly compared to what the acceleration of the ball would have been with the same force applied to it would be _____.

• larger

• smaller

• not enough information to determine

• the same

Tags

NGSS.MS-PS2-1

• 1500 m

• 1125 m

• 1625 m

• 1000 m

Tags

NGSS.MS-PS3-1