Quiz about Heat

Question 1

Jake poured water into a pot. He put the pot on a stove and turned the stove on low. After a few minutes, the water in the pot began to boil. Which statement BEST describes why the water boiled?

Accepted Answer

The stove transferred heat energy to the pot of water.

Answer

The stove transferred light to the pot of water.

Answer

The stove transferred electricity to the pot of water.

Answer

The stove transferred mechanical energy to the pot of water.

Question 2

A student standing near a campfire feels warmer as the fire grows. Which process MOST likely transfers heat from the campfire to the student?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Answer

transformation

Question 3

Which would be the BEST conductor of electricity?

Accepted Answer

silver

Answer

air

Answer

cork

Answer

water

Question 4

Which of these materials transfers heat energy quickest?

Accepted Answer

metal

Answer

glass

Answer

plastic

Answer

wood

Question 5

Plastic conducts very little thermal energy or electricity. Because of this property, plastic would MOST likely be used to cover

Accepted Answer

metal

Answer

wood

Answer

solids

Answer

liquids

Question 6

After playing outside on a cold day, Jaime went inside to wash his hands. Although the water was normal temperature, he noticed that it felt warmer than usual. What would explain this phenomenon?

Accepted Answer

The water from the faucet had a higher temperature than his skin

Answer

His body had more kinetic energy than the water.

Answer

Heat flowed from a cooler substance to a warmer substance.

Answer

The thermal energy in the room was higher than the thermal energy outside.

Question 7

Metals that easily transfer electricity are called

Accepted Answer

conductors

Answer

resistors

Answer

magnets

Answer

insulators

Question 8

Which feature is a physical property of copper?

Accepted Answer

conducts electricity

Answer

insulates heat

Answer

strong magnetic force

Answer

liquid at room temperature

Question 9

A metal pan will heat up quickly when placed over a gas or electric burner. The metal pan is a good

Accepted Answer

conductor

Answer

resistor

Answer

insulator

Answer

accelerator

Question 10

The handle of a frying pan is often coated in rubber because rubber provides

Accepted Answer

heat insulation.

Answer

electric conduction.

Answer

a low melting point.

Answer

a nonstick surface.

Question 11

Sunlight passes through the windows of a car and causes the car seats to get hot. Which type of energy flow is involved in heating the seats?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Answer

insulation

Question 12

Molly was making iced tea by putting tea bags in boiling water. She needed to cool the hot tea quickly, so she poured it into a pitcher full of ice. Which BEST describes the flow of thermal energy?

Accepted Answer

from the tea to the ice

Answer

from the ice to the tea

Answer

from the pitcher to the tea

Answer

from the ice to the pitcher

Question 13

Which statement describes the reason why an ice cube melts when set out in a warm room?

Accepted Answer

Heat from the room is absorbed by the ice cube.

Answer

The ice cube molecules move more slowly.

Answer

One side of the ice cube is colder than the other

Answer

Heat from the ice cube moves into the air.

Question 14

When potholders are used to remove hot pans from an oven, the potholders are serving as

Accepted Answer

insulators.

Answer

conductors.

Answer

reflectors.

Answer

transmitters.

Question 15

The transfer of heat in the atmosphere by winds that circulate between the equator and the poles is an example of

Accepted Answer

convection

Answer

radiation

Answer

insulation

Answer

conduction

Question 16

A conducting wire wrapped in plastic protects the user because the plastic

Accepted Answer

is a good electrical insulator

Answer

keeps the wire cool.

Answer

allows heat to move freely.

Answer

has magnetic properties.

Question 17

What type of energy is transmitted from the Sun to Earth through space?

Accepted Answer

electromagnetic energy

Answer

heat energy

Answer

kinetic energy

Answer

electrical energy

Question 18

Why is covering up with a thick, fluffy blanket a good way to stay warm on a cold night?

Accepted Answer

The blanket decreases the transfer of thermal energy from your body to the air.

Answer

The blanket produces heat that warms your body.

Answer

The blanket transfers thermal energy from the room to your body.

Answer

The blanket increases the amount of thermal energy that your body produces.

Question 19

Which material BEST conducts heat and electricity?

Accepted Answer

metal

Answer

plastic

Answer

rubber

Answer

wood

Question 20

A student put a metal pot on the stove to boil some water. The metal transferred heat to the water through

Accepted Answer

conduction

Answer

radiation

Answer

insulation

Answer

convection

Question 21

A black brick exposed to sunlight becomes warm. How is energy from the Sun transferred to the brick?

Accepted Answer

radiation

Answer

convection

Answer

conduction

Answer

reflection

Question 22

Why does a leaf look green in the summer?

Accepted Answer

The leaf reflects green light and absorbs other colors of sunlight

Answer

The leaf absorbs green light.

Answer

The leaf produces green light in its cells.

Answer

The leaf uses green light to make food in its cells

Question 23

The transfer of thermal energy from one object to another is known as

Accepted Answer

heat

Answer

electricity

Answer

magnetism

Answer

temperature

Question 24

What BEST explains why some cooking pans have rubber handles?

Accepted Answer

The rubber in the handles is a good insulator.

Answer

The rubber in the handles is easy to hold.

Answer

The rubber in the handles keeps the food in the pan hot.

Answer

The rubber in the handles keeps the metal in the pan cool.

Question 25

When a frying pan is placed on an electric stove top, heat energy is transferred from the burner to the pan by

Accepted Answer

conduction

Answer

convection

Answer

radiation

Answer

insulation

Question 26

A class made a solar cooker out of a large can. What color should they paint the can in order to collect the MOST heat?

Accepted Answer

black

Answer

green

Answer

pink

Answer

white

Question 27

Which of the following is the BEST conductor of heat?

Accepted Answer

a metal bowl

Answer

oven mitts

Answer

a wooden spoon

Answer

rubber soled shoes

Question 28

Which item is NOT a good conductor of electricity?

Accepted Answer

a rubber tire

Answer

a tin can

Answer

a copper coin

Answer

an aluminum wire

Question 29

. What process in the atmosphere protects people from the ultraviolet rays in sunlight?

Accepted Answer

Ozone absorbs ultraviolet light.

Answer

Nitrogen reflects ultraviolet light

Answer

Water vapor scatters ultraviolet light.

Answer

Carbon dioxide blocks ultraviolet light.

Question 30

Which material does NOT conduct electricity?

Accepted Answer

wood

Answer

copper

Answer

silver

Answer

iron

Question 31

Students want to raise the temperature of water in a glass jar. The jar is on a table in full sunlight. The fastest way to increase the temperature without using a hot plate is to place

Accepted Answer

black material around the glass.

Answer

a straw in the water.

Answer

clear plastic wrap around the glass.

Answer

a thermometer in the water.

Question 32

Carter is investigating how water changes states. He observes a pot of water boiling on the stove. What type of energy is being transferred to the pot to make the water boil?

Accepted Answer

heat

Answer

light

Answer

potential

Answer

sound

Question 33

A child walks across a carpet and generates an electrical charge. The child will get a slight shock by touching a

Accepted Answer

metal doorknob.

Answer

plastic toy.

Answer

rubber ball.

Answer

wooden block.

Question 34

Which physical property is important to have in a material used in cookware?

Accepted Answer

good conductor of heat

Answer

poor conductor of heat

Answer

low flexibility

Answer

high flexibility

Question 35

Which material is a good conductor of heat?

Accepted Answer

copper

Answer

plastic

Answer

rubber

Answer

glass

Question 36

What process forms an image in a mirror?

Accepted Answer

reflecting light

Answer

absorbing light

Answer

refracting light

Answer

transmitting light

Question 37

What is an insulator?

Accepted Answer

a material through which current cannot move easily

Answer

a device that keeps too much current from flowing through wires

Answer

a switch that protects circuits from currents that are too high

Answer

a loop of wire that generates an alternating current

Question 38

Energy from the Sun reaches Earth by

Accepted Answer

radiation

Answer

conduction

Answer

convection

Answer

thermal expansion

Question 39

Which of the following heat exchange processes involves the collision of particles?

Accepted Answer

conduction

Answer

insulation

Answer

convection

Answer

radiation

Question 40

. Electrical wires are coated with a rubber or plastic because these materials are good

Accepted Answer

insulators

Answer

resistors

Answer

magnets

Answer

conductors

Question 41

When two objects are touching, heat is transferred from the warmer object to the cooler one by

Accepted Answer

conduction

Answer

radiation

Answer

convection

Answer

insulation

Question 42

Copper is used in house wiring because it is

Accepted Answer

an electrical conductor

Answer

magnetic

Answer

an insulator

Answer

hard to bend into new shapes

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