AnswersNC-Physical ScienceConvection

Radiation Answers

0 verified answers
1
Free Preview

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.

A
black and textured
B
black and smooth
C
white and textured
D
white and smooth
2
Free Preview

Which best explains how thermal energy is transferred when someone holds a hand above a fire?

A
It is transferred by conduction and radiation.
B
It is transferred by only convection.
C
It is transferred by only conduction.
D
It is transferred by radiation and convection.
3

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

A
An absorber that is dark in color and rough.
B
A reflector that is dark in color and smooth.
C
An absorber that is light in color and rough.
D
A reflector that is light in color and smooth.
4

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

A
Electromagnetic waves can carry energy through matter.
B
Electromagnetic waves can travel through empty space.
C
Electromagnetic waves can move through gases faster than other types of energy transfer.
D
Electromagnetic waves can move more energy than other types of energy transfer.
5

Car manufacturers use radiation for which task?

A
sealing windows
B
drying paint
C
cleaning tires
D
lubricating engines
6

Anya recorded the temperatures of four different smooth materials after they were placed under a heat lamp for thirty minutes.

Question illustration
A
Material W is less absorbent than material Z.
B
Material Y is the least reflective.
C
Material X is more reflective than material W.
D
Material Z is the least absorbent.
7

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

A
waves
B
direct contact
C
particles
D
liquid movement
8

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

A
absorber
B
reflector
C
conductor
D
insulator
9

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

A
It makes plastics easier to shape.
B
It adds a protective layer to plastic.
C
It decreases the melting point of plastic.
D
It improves the strength and durability of plastic.
10

Which is an example of radiation?

A
Troy’s hand is burned when he touches hot wax.
B
Earth is heated by energy from the Sun.
C
A hot dog is held over a fire and gets warm.
D
Water is boiled in a pot on a stove burner.

Did you find these answers helpful?

More from this Course

Quiz
10 verified answers

Convection

Quiz
10 verified answers

Convection

Quiz
10 verified answers

Properties of Waves