AnswersKCPS Physics First 2027Introduction to Energy

Introduction to Energy — Quiz Answers

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Which statement best defines the relationship between work and energy?

A
Work can transfer energy between objects and cause a change in the form of energy.
B
Work can transfer energy between objects and cause a change in the amount of total energy.
C
Work can transfer energy between objects and increase radiant energy.
D
Work can transfer energy between objects and decrease nuclear energy.
3

Abin is doing work by lifting a bowling ball. Which statement could be made about the energy in this situation?

A
Energy is being transferred from the ball to his arm muscles.
B
Energy is being transferred from his arm muscles to the ball.
C
Energy would change from potential to chemical.
D
Energy would be recorded in units of hertz and power.
6

Which statement best describes the work and energy in these examples? Example 1: Running a car requires gas. Example 2: Humans require food to live.

A
The gas and humans are examples of work.
B
The gas and food are examples of work.
C
The food and car are examples of energy.
D
The gas and food are examples of energy.
7

Johanna is studying what happens to the energy as a ball rolls down a ramp. What is one form of energy that she is studying?

A
gravitational potential energy
B
electrical energy
C
elastic potential energy
D
chemical energy
8

How does work affect energy between objects so it can cause a change in the form of energy?

A
Work decreases energy.
B
Work changes energy.
C
Work transfers energy.
D
Work increases energy.
9

Gabriel is performing an experiment in which he is measuring the energy and work being done by a ball rolling down a hill. Which statement best describes Gabriel’s measurements?

A
They will both be recorded in hertz.
B
They will involve compressions.
C
They will remain constant.
D
They will both be recorded in joules.
10

What is the energy of an object because of its potential and kinetic energies?

A
nuclear energy
B
electrical energy
C
chemical energy
D
mechanical energy

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