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Energy Multiple Choice Questions Set 4

Authored by Mathew Suchecki

Science

9th Grade

Used 1+ times

Energy Multiple Choice Questions Set 4
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What name is given to the energy stored in bonds between molecules?

chemical potential energy

elastic potential energy

gravitational potential energy

thermal energy

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equation used to calculate gravitational potential energy?

gravitational potential energy = mass × gravitational field strength

gravitational potential energy = mass × (height)²

gravitational potential energy = mass/height

gravitational potential energy = mass × gravitational field strength × height

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is specific heat capacity?

the temperature change when 100J of energy is transferred to 1kg of a substance

the amount of energy required to change the state of 1kg of a substance with no change in temperature

the mass of a substance that can store 1kJ of energy with no change in temperature

the amount of energy required to raise the temperature of 1kg of a substance by 1°C

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An elastic band with a spring constant of 40N/m is extended by 15cm. How much elastic potential energy is stored in the elastic band? Use the equation Ee = 1/2 k e².

0.45J

4.5J

45J

450J

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A drill transfers 450 000J of energy in 1 minute. What is the power of the drill?

7500W

450 000W

4.5kW

270kW

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following energy resources is ‘carbon neutral’?

bio-fuel

coal

gas

oil

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are some people opposed to the use of wind as an energy resource?

wind turbines take up large areas of land that could be used for farming

wind turbines are very reliable

wind is renewable

wind is a store of kinetic energy

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