Quiz about Energy and Heat Transfer

Question 1

Walking on the hot sand on a beach

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 2

Feeling heat from a campfire

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Question 3

Chocolate candy melting in your hand.

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 4

Air in the atmosphere rising and falling

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Question 5

Unscrewing a light bulb while it's still hot

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 6

Feeling the heat from a stove burner without touching it

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Question 7

Energy that is transferred by direct contact

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 8

Which best explains why a wooden spoon can be used to stir hot soup on the stove?

Accepted Answer

Wood is a poor conductor of heat and does not allow the transfer of energy to the spoon.

Answer

Wood is a good conductor of heat and transfers energy to the spoon.

Answer

Wood is a poor conductor of heat and transfers energy to the spoon.

Answer

Wood is a good conductor of heat and does not allow the transfer of energy to the spoon.

Question 9

Which substance will conduct the least amount of heat?

Accepted Answer

plastic

Answer

glass

Answer

copper

Answer

aluminum

Question 10

Which is an example of radiation?

Accepted Answer

getting hot from lying in the sun

Answer

boiling a pot of noodles for dinner

Answer

feeling warm while taking a shower

Answer

burning yourself after touching a hot plate

Question 11

Why does an ice cube melt when dropped into hot liquid?

Accepted Answer

Heat from the liquid transfers to the ice.

Answer

The liquid absorbs heat from the ice.

Answer

Heat from the ice transfers to the liquid.

Answer

Cold from the ice transfers into the liquid.

Question 12

Which best explains why metal is a good material to make frying pans?

Accepted Answer

Metal is a good conductor of heat and transfers heat from the stove to the food.

Answer

Metal is a good conductor of heat and does not transfer heat from the stove to the food.

Answer

Metal is a poor conductor of heat and transfers heat from the stove to the food.

Answer

Metal is a poor conductor of heat and does not transfer heat from the stove to the food.

Question 13

Sarah is stirring her hot chocolate with a metal spoon, and she notices that the spoon is getting hot. This is most likely caused by which type of heat?

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

insulation

Question 14

You are doing your homework at a desk that is underneath a lamp. You start to feel hotter because of _?_ from the lamp.

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 15

What happens when ice cubes melt in a glass?

Accepted Answer

Heat is transferred from the warmer water to the ice cubes.

Answer

Heat travels from the ice to the warmer water.

Answer

No energy is transferred.

Question 16

In heat transfer, heat always flows from the _?_ substance to the _?_ substance.

Accepted Answer

hotter to colder

Answer

colder to hotter

Answer

hotter to hotter

Answer

colder to colder

Question 17

What causes the circulation of air in the atmosphere?

Accepted Answer

The ground is heated by the sun and then heats the air, causing the air to rise.

Answer

Air in the atmosphere is heated by the sun and sinks to the ground.

Answer

Air loses heat to the ground and then rises upward to obtain more energy.

Answer

The sun heats the clouds which forces the cooler air to move away and sink.

Question 18

When snowflakes melt in your hand, thermal energy (or heat) moves from _____________________ to ___________________

Accepted Answer

your warm hand to the snowflake

Answer

your hand to the air

Answer

the snowflake to the air

Answer

from the warm air to the snowflake

Question 19

Ms. Smith uses her lunch box to keep her lunch warm. Her lunch box is an example of:

Accepted Answer

Insulator

Answer

Conductor

Answer

Radiator

Answer

Contraction

Question 20

The power goes out at your house. After 2 hours you go to the freezer and you notice that everything is still completely frozen.  Why did none of the food melt?

Accepted Answer

The freezer is made of materials that insulates and keeps the freezer cold.

Answer

The food has a low melting point.

Answer

The food has a high melting point.

Answer

The freezer is made of materials that conducts and keeps the freezer cold.

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