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Summer School Physical Science - CH 6 - Section II Quiz

Total questions: 20

Worksheet time: 13mins

Name
Class
Date
1.

Wind and ocean currents are formed by ___________.

a)

radiation

b)

convection

c)

conduction

d)

condensation

2.

A material that reduces the flow of heat by conduction, convection, and radiation is a(n) ____________.

a)

conductor

b)

insulator

c)

solar collector

d)

radiator

3.

All of the following are good conductors of heat EXCEPT____________.

a)

silver

b)

copper

c)

aluminum

d)

air

4.

Of the following, the insulation that is most resistant to heat flow is rated ________.

a)

R-40

b)

R-20

c)

R-10

d)

R-1 6

5.

Through which of the following will convection most likely occur?

a)

solids and liquids

b)

solids and gases

c)

solids

d)

liquids and gases

6.

The transfer of energy that does not require matter is __________.

a)

combustion

b)

conduction

c)

convection

d)

radiation

7.

Energy from the sun travels to Earth as ____________.

a)

mechanical energy

b)

chemical energy

c)

radiant energy

d)

combustion

8.

Of the following, the best insulator would be __________.

a)

silver

b)

copper

c)

air

d)

iron

9.

The effectiveness of insulation is rated with a(n )__________.

a)

convection value

b)

R-value

c)

temperature value

d)

solar value

10.

The inside surfaces of the glass inside vacuum bottles are coated with aluminum to prevent heat loss by _____________.

a)

radiation

b)

combustion

c)

convection

d)

solar energy

11.

McDonald's keeps my Big Macs warm under a heat lamp which transfers heat through

a)

conduction

b)

convection

c)

radiation

d)

science stuff

12.

A lava lamp has cool globs of stuff that float up and down because of what?

a)

conduction

b)

convection

c)

radiation

d)

coolness

13.

Which type of heat transfer travels through empty space and does need a state of matter?

a)

conduction

b)

convection

c)

radiation

d)

waves

14.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
15.

What is the definition of CONVECTION

a)

When heat transfers through waves.

b)

When heat transfers from objects that are touching.

c)

warm fluid rises; cool fluid sinks

d)

Heat traveling from the sun

16.
What is the BEST example of a conductor?
a)
A plastic toy
b)
A wooden table
c)
A styrofoam cup
d)
A metal shed
17.

The formation of wind due to the uneven heating of air is an example of which type of heat transfer?

a)

Conduction

b)

Convection

c)

Radiation

d)

Heatalation

18.

You touch a warm light bulb and it burns you.

a)

Radiation

b)

Conduction

c)

Convection

d)

none of these

19.

A toaster oven heats the air inside, creating cycles of hot air that warm food.

a)

Radiation

b)

Conduction

c)

Convection

d)

none of these

20.

Two fluids, one warm and one cold, mix. The warm fluid rises and the cool fluid sinks

a)

Radiation

b)

Conduction

c)

Convection

d)

none of these