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Jordyn > Science Test - Energy > Flashcards

Science Test - Energy Flashcards

1
Q

Energy that travels as light

A

light

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2
Q

Energy that travels in such a way that you can hear it

A

sound

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3
Q

The total potential and kinetic energy of an object

A

mechanical

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4
Q

Energy that is stored or waiting to be used

A

potential

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5
Q

Energy that comes from chemical reactions

A

chemical

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6
Q

Energy that is in motion

A

kinetic

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7
Q

Energy that moves from hot objects to cooler objects

A

heat

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8
Q

Energy that happens when gravity makes something move or fall

A

gravitational

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9
Q

Energy that flows through wire

A

electrical

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10
Q

_____ is the ability to do work

A

energy

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11
Q

If a girl who is sitting down begins to run, ____ energy will transform into ____ energy

A

Potential; kinetic

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12
Q

____ is a liquid fossil fuel used to make gasoline

A

oil

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13
Q

____ is a gas fossil fuel that makes fewer pollutants than coal

A

Natural gas

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14
Q

____ is a solid fossil fuel made from plants that lived long ago

A

coal

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15
Q

____ is a form of chemical energy that can be burned to make heat

A

fuel

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16
Q

Why does your leg feel cold after you apply an ice pack?

a. heat from your leg goes to the ice

b. cold from the ice goes to your leg

c. ice is a good conductor

d. ice is a good insulator

A

a. heat from your leg goes to the ice

17
Q

Why is a wooden spoon a good insulator?

a. It can easily pass along heat.

b. It does not let heat easily flow through it

c. It makes heat when burned

d. both A and C

A

b. It does not let heat easily flow through it

18
Q

Why is a metal spoon a good conductor?

a. It can easily pass along heat

b. It does not let heat easily flow through it

c. It makes heat when burned

d. It keeps cold things cold and hot things hot.

A

a. It can easily pass along heat

19
Q

When you run a long distance and feel warm, you have transformed kinetic energy into ____ energy

A

heat

20
Q

Jessie and Juile pour soup that is 65C from the same pot into two separate thermoses. Later in the day, the temperature of Julie’s soup is 50C and the temperature of Jessie’s soup is 40C. Which of these is true?

a. Jessie’s thermos is a better conductor

b. Julie’s thermos is a better conductor

c. Jessie’s thermos is a better insulator

d. Julie’s thermos is a better insulator

A

d. Julie’s thermos is a better insulator

21
Q

How are electric charges similar to magnets?

a. Magnets and electric charges are both formed by lightning

b. Magnets and electric charges both make static electricity.

c. Unlike magnetic poles and electric charges are attracted to each other, but like poles and charges are pushed away from each other.

d. all of these

A

c. Unlike magnetic poles and electric charges are attracted to each other, but like poles and charges are pushed away from each other.

22
Q

Which of these is a reason to conserve energy?

a. it saves money

b. There is only a certain amount of fossil fuels

c. Using fossil fuels can pollute the environment

d. all of these

A

d. all of these

23
Q

Which of these is a non-renewable energy resource?

a. wind

b. fossil fuels

c. water

d. sunlight

A

b. fossil fuels

24
Q

Which of these is a result of using renewable energy resources?

a. It helps to conserve energy

b. It makes more pollution

c. It causes fossil fuels to be used more often

d. all of these

A

a. It helps to conserve energy

25
Q

Why might people not like using wind to make energy?

a. sometimes wind energy is not reliable

b. wind turbines can flood rivers.

c. wind turbines are too expensive to make

d. both B and C

A

a. sometimes wind energy is not reliable

26
Q

A _______ is a matter that energy cannot easily flow through

A

Insulator

27
Q

A ______ is a matter that heat can easily flow through

A

conductor

28
Q

____ is an example of a fossil fuel

A

oil

29
Q

__________ occurs when opposite charges are attracted to each other

A

static electricity

30
Q

______ is a renewable energy resource made from corn or sugarcane that can be used in place of gasoline

A

Ethanol

31
Q

a ______ energy resource is an energy source that we can use over and over again.

A

renewable

32
Q

a _________ energy resource is an energy source that we cannot get more of after we use it up

A

non-renewable

33
Q

a _____ is needed to make electricity from wind

A

turbine

Jordyn (6 decks)

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