Pretest

Question 1

Which refers to a diagram that shows thermal energy being released by objects?

Revolt · Accepted Answer

thermogram

Question 2

Which refers to a material that causes a wave to bounce off of it?

Revolt · Accepted Answer

reflector

Question 3

Which best illustrates the way in which radiation transfers thermal energy?

Revolt · Accepted Answer

Image with description A red ball at left labeled warm does not touch a blue ball labeled cool at right. Curved arrows point from the red ball to the blue ball.

Question 4

Radiation transfers thermal energy through _________. Which accurately completes the statement?

Revolt · Accepted Answer

waves

Question 5

Which material would result in the greatest amount of energy transfer?

Revolt · Accepted Answer

An absorber that is dark in color and rough.

Question 6

Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer?

Revolt · Accepted Answer

Electromagnetic waves can travel through empty space.

Question 7

Which refers to a material that takes in the energy of a wave when the wave hits it?

Revolt · Accepted Answer

absorber

Question 8

The owner of a window-treatment company wants to design shades that will cover the windows of a house. The shades should also warm the house by maximizing the absorption of solar energy coming through the windows. Which kind of material would best accomplish this task?

Revolt · Accepted Answer

black and textured

Question 9

How does radiation help treat cancer?

Revolt · Accepted Answer

It heats up the cancer cells and weakens them.

Question 10

Which best explains how radiation is helpful in the plastics industry?

Revolt · Accepted Answer

It improves the strength and durability of plastic.

Pretest Answers

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