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Energy Transformations

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

The law of conservation of energy states that the final energy is always less than the starting energy.

a)

true

b)

false

2.

You sit on a very cold bunch and it sucks the heat out of you. Heat was transferred to the bench by _______________________.

a)

conduction

b)

convection

c)

radiation

3.

The cat stares at the fire. The cat feels the heat by ______________________.

a)

conduction

b)

convection

c)

radiation

4.

The upstairs of the house is always warmer than the downstairs. Heat is transferred to the upstairs by ___________________.

a)

conduction

b)

convection

c)

radiation

5.

This type of heat transfer can travel through a vacuum (space).

a)

conduction

b)

convection

c)

radiation

6.

Uranium, a radioactive element, is used to produce fissions reactions which give off an abundance of heat. What type of energy is stored in the Uranium atom?

a)

chemical

b)

electrical

c)

nuclear

d)

light

7.

The music you hear coming from your speakers is ________ energy.

a)

sound

b)

mechanical

c)

chemical

d)

potential

8.

A generator is a device consisting of a magnet and wire. When a coiled wire spins inside of a magnet, this form of energy is produced.

a)

light

b)

thermal

c)

kinetic

d)

electrical

9.

The energy in the bonds of molecules is __________ energy.

a)

chemical

b)

nuclear

c)

light

d)

kinetic

10.

This type of energy is the sum of the kinetic and potential energy of a system.

a)

thermal

b)

mechanical

c)

electrical

d)

chemical

11.

When you turn on a lamp, the bulb gives off ___________ energy that you see with your eyes and ___________ energy that you feel on your skin.

a)

light; kinetic

b)

thermal; light

c)

light; thermal

d)

thermal; nuclear

12.

Gamma radiation, X-rays, UV light, Visible light, Infrared Radiation, Microwaves and Radio waves are different forms of ______________________ energy.

a)

chemical

b)

nuclear

c)

light

d)

electromagnetic