Selam H
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Biology Science (HS Physical Science) Quiz on Kinetic & Potential Energy, created by Selam H on 24/10/2013.

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Selam H
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Kinetic & Potential Energy

Kinetic & Potential Energy

Question 1 of 14

1

What is the kinetic energy formula?

Select one of the following:

  • KE=1/2∙m∙v²

  • KE=m∙g∙h

  • KE=m∙g

  • KE=m∙v²

Explanation

Question 2 of 14

1

What is the potential energy formula?

Select one of the following:

  • PE=1/2∙m∙v²

  • PE=m∙g∙h

  • PE=m∙g

  • PE=m∙v²

Explanation

Question 3 of 14

1

On earth, the acceleration of a free-falling object would be ___. However, in this quiz not all the questions have this as the acceleration.

Select one of the following:

  • 9.8

  • 1

  • 5

  • 9.8²

Explanation

Question 4 of 14

1

You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand at a speed of 30 m/s. What is the amount of energy the object has?

Select one of the following:

  • KE=945 joules

  • KE=1890 joules

  • KE=2958 joules

  • KE=623 joules

Explanation

Question 5 of 14

1

A baby carriage is sitting at the top of a hill that is 21 m high. The carriage with the baby weighs 12 kg and accelerates at 6 m/s. What is the amount of energy the object has?

Select one of the following:

  • PE=498 joules

  • PE=564 joules

  • PE=42 joules

  • PE=1512 joules

Explanation

Question 6 of 14

1

A car is traveling with a velocity of 40 m/s. If the kinetic energy is 73,600 joules, what is the mass of the object?

Select one of the following:

  • 13,121 kg

  • 36 kg

  • 102 kg

  • 92 kg

Explanation

Question 7 of 14

1

A 99 kg cinder block is sitting on a platform 20 m high with an acceleration of 15 m/s. What is the amount of energy the object has?

Select one of the following:

  • KE=36,000 joules

  • KE=297,000 joules

  • KE=154,000 joules

  • KE=3,000,000 joules

Explanation

Question 8 of 14

1

Acceleration= 6, Mass= 145, and Height= 21 m. What is the amount of energy the object has?

Select one of the following:

  • 12,870 joules

  • 71,800 joules

  • 18,270 joules

  • 80,271 joules

Explanation

Question 9 of 14

1

Gravitational Potential Energy-__________________________.

Select one of the following:

  • Energy of motion

  • Energy depending on vertical position (mass & height)

  • Energy stored in stretchy materials

  • Energy stored that measures amount of moving particles in a object

Explanation

Question 10 of 14

1

Elastic Potential Energy- _____________________.

Select one of the following:

  • Energy of motion

  • Energy depending on vertical position (mass & height)

  • Energy stored in stretchy materials

  • Energy stored that measures amount of moving particles in a object

Explanation

Question 11 of 14

1

Kinetic Energy- _________________.

Select one of the following:

  • Energy of motion

  • Energy depending on vertical position (mass & height)

  • Energy stored in stretchy materials

  • Energy stored that measures amount of moving particles in a object

Explanation

Question 12 of 14

1

Select each of the situations that involves kinetic energy.

Select one or more of the following:

  • Ball being dropped

  • Sledding

  • Airplane going to land

  • Swinging

  • Bow and arrow

  • Triggering a gun

  • Diver diving

Explanation

Question 13 of 14

1

Select the following situations that use gravitational energy.

Select one or more of the following:

  • Ball being dropped

  • Sledding

  • Airplane going to land

  • Diver diving

  • Swinging

  • Bow and arrow

  • Triggering a gun

Explanation

Question 14 of 14

1

Select the following situations that use elastic potential energy.

Select one or more of the following:

  • Ball being dropped

  • Sledding

  • Airplane going to land

  • Diver diving

  • Swinging

  • Bow and arrow

  • Triggering a gun

Explanation

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