Alice Unit 5

Alice kicks a soccer ball with a mass of 2.1 kg. The ball leaves the ground moving 30 meters per second. What is the kinetic energy of the soccer ball? (KE = 1/2mv²)

• 567 J

• 900 J

• 945 J

• 30 J

Tags

NGSS.MS-PS3-1

Calculate the potential energy of a car with a mass of 2,500 kg that is on a hill 100 meters above sea level. (g = 10 Nkg^-1)

• 250,000 J

• 2,500,000 J

• 25,000,000 J

• 250 J

Tags

NGSS.MS-PS3-2

Lilly's cat ran through your yard. The cat has a mass of 5 kg. He is running at a speed of 3 m/s. What is the kinetic energy of the cat as he runs? (KE = 1/2mv²)

• 8.5 J

• 45 J

• 7.5 J

• 22.5 J

Tags

NGSS.MS-PS3-1

A skydiver jumps from a plane and is halfway through her descent. At this point in time she has...

• Kinetic Energy

• Gravitational Potential Energy

• Both Kinetic and Gravitational Potential Energy

• She has no energy

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

List the steps of the scientific method

d

e

f

c

b

a

Communicate results

Draw conclusions

Analyze results

Ask a question

Conduct experiment

Form a hypothesis

Tags

NGSS.MS-PS2-2

Alice kicks a soccer ball with a mass of 2.1 kg. The ball leaves the ground moving 30 meters per second. What is the kinetic energy of the soccer ball?

• 567 J

• 900 J

• 945 J

• 30 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

Ty lifts a set of 1250kg weights a vertical distance of 2m in a weight lifting contest. What Potential Energy do the weights now possess?

• 12,789 Joules

• 24,500 Joules

• 4,500 Joules

Tags

NGSS.MS-PS3-2

The belt of prevailing winds that is produced between 30 degrees and 60 degrees north latitudes and 30 and 60

degrees south latitudes is called the

• doldrums

• westerlies

• polar easterlies

• trade winds

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

According to the image, a Commercial Jet Airplane can be seen at heights of 12 km, in which layer of the atmosphere is this aircraft located?

• Mesosphere

• Stratosphere

• Thermosphere

• Troposphere

What are the 2 types of aquatic biomes?

• rivers and streams

• lakes and oceans

• marine and fresh water

• marine and oceanic

Tags

NGSS.MS-ESS2-4