Quiz about Unit 6 Forms of Energy

Question 1

The energy an object has because of its motion.

Accepted Answer

kinetic energy

Answer

potential energy

Answer

sound energy

Answer

electrical energy

Question 2

The stored energy an object has due to its position.

Accepted Answer

potential energy

Answer

kinetic energy

Answer

electrical energy

Answer

mechanical energy

Question 3

Energy due to its motion (KE) and its position (PE) .

Accepted Answer

mechanical energy

Answer

kinetic energy

Answer

potential energy

Answer

thermal energy

Question 4

Energy that is stored in matter and can be released by a chemical reaction

Accepted Answer

chemical energy

Answer

kinetic en energy

Answer

thermal energy

Answer

mechanical energy

Question 5

The ability to cause a change in matter

Accepted Answer

energy

Answer

force

Answer

work

Question 6

A type of energy that comes from the motion of particles in a substance

Accepted Answer

thermal energy

Answer

chemical energy

Answer

potential energy

Answer

mechanical energy

Question 7

A build-up of electrical charges on an object

Accepted Answer

static electricity

Answer

electrical current

Answer

electromagnet

Answer

thermal electricity

Question 8

When objects pull together, they ___

Accepted Answer

attract

Answer

repel

Answer

magnetic

Answer

static

Question 9

When objects push apart they ___

Accepted Answer

repel

Answer

attract

Answer

thermal

Answer

neutral

Question 10

Electrical energy that flows along a path is ___

Accepted Answer

electrical current

Answer

electromagnetism

Answer

static electricity

Answer

electric motor

Question 11

A device that makes magnetism from electricity

Accepted Answer

electromagnet

Answer

electric motor

Answer

current electricity

Answer

static electricity

Question 12

A device that converts electrical energy into mechanical energy

Accepted Answer

electric motor

Answer

electromagnet

Answer

current electricity

Answer

electrical circuit

Question 13

Solar energy creates heat energy and what other kind of energy?

Accepted Answer

light energy

Answer

thermal energy

Answer

sound energy

Answer

electrical energy

Question 14

These balloons are repelling each other. Why?

Accepted Answer

because both balloons are negatively charged

Answer

because one balloon is positively charged and the other is negatively charged

Answer

because they don't like each other

Question 15

These balloons are attracted to the cat. Why?

Accepted Answer

because the balloons are negatively charged and the cats fur is positively charged

Answer

because the balloons and the cats fur are negatively charged

Answer

because its a balloon party!

Question 16

An atom has no charge when ___

Accepted Answer

The atom has an equal amount of protons (+) and electrons (-)

Answer

The atom has more protons (+) than electrons (-)

Answer

The atom has fewer protons (+) than electrons (-)

Question 17

An atom has a negative charge when ___

Accepted Answer

The atom has fewer protons (+) than electrons (-)

Answer

The atom has more protons (+) than electrons (-)

Answer

The atom has an equal amount of protons (+) than electrons (-)

Question 18

An atom has a positive charge when ___

Accepted Answer

The atom has more protons (+) than electrons (-)

Answer

The atom has fewer protons (+) than electrons (-)

Answer

The atom has an equal amount of protons (+) than electrons (-)

Question 19

Which energy transformation happens when you plug in a lamp and turn it on?

Accepted Answer

electrical to light energy

Answer

electrical to kinetic energy

Answer

light to electrical energy

Answer

thermal to light energy

Question 20

Which would be an example of chemical energy transforming to kinetic energy?

Accepted Answer

A boy eating breakfast then running a mile

Answer

A fan plugged into an electrical outlet and turned on

Answer

The sun melting chocolate chips

Answer

A book on a shelf falling to the floor

Question 21

This roller coaster has more ____

Accepted Answer

potential energy than kinetic energy

Answer

kinetic energy than potential energy

Question 22

Why does this roller coaster have more potential energy than kinetic energy?

Accepted Answer

because it's at the top of the hill

Answer

because it's moving

Answer

because it is stuck

Question 23

When water loses thermal energy (heat), it gets cold. What happens if water loses a LOT of thermal energy?

Accepted Answer

the water could freeze

Answer

the water could boil

Answer

the water could evaporate

Question 24

Joey made an electromagnet by wrapping copper wire around a steel nail and connecting the wire to a battery. It couldn't pick up a paper clip. How can he make the electromagnet strong enough to pick up a paper clip?

Accepted Answer

wrap more coils of copper wire around the nail

Answer

wrap fewer coils of copper wire around the nail

Question 25

Where is electricity produced (made) for us to use in our homes?

Accepted Answer

Electric generating stations

Answer

Transmission wires

Answer

Electrical outlets

Question 26

Maya made a "solar cooker" by taking a box and lining it with aluminum foil. She then put a s'more inside the solar cooker and set it in the sun. 30 minutes later she checked her s'more and it was all melted and delicious. What kind of energy melted the s'more?

Accepted Answer

light energy

Answer

chemical energy

Answer

electrical energy

Answer

sound energy

Question 27

Which example demonstrates electrical energy transforming into thermal energy?

Accepted Answer

toasting bread in an electric toaster

Answer

melting a s'more on a campfire

Answer

turning on an electric fan

Answer

riding an electric scooter

Question 28

Which is an example of solar energy transforming into electrical energy?

Accepted Answer

using a calculator powered by light

Answer

ice melting under the sun

Answer

using a microwave oven

Answer

turning on a flashlight

Unit 6 Forms of Energy

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