thermodynamics basic Flashcards

1
Q

What is Kinetic Energy?

A

The Energy of Movement or Motion

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2
Q

Investigation

A

looking deeper to find out if its right or wrong or why it did what it did

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3
Q

Predict

A

make a theory on what you think will happen

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4
Q

Control Group

A

the thing you do not change. A frame of reference that’s usually the “normal” or a group that doesn’t have

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5
Q

Volume

A

How much space something takes up

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6
Q

Conservation of Energy

A

“Energy cannot be created or destroyed”

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7
Q

Solid

A

A state of matter that is made of a structure with close atoms and a set volume and shape. Solids vibrate instead of moving

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8
Q

Control Group

A

The group that you don’t change. A reference

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9
Q

Independent Variable

A

The Variable you change

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10
Q

Dependent Variable

A

A variable that is changed by another variable

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11
Q

Experiment Group

A

The group that you change

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12
Q

Solid

A

A state of matter is a structure with a set volume and shape. Solids vibrate instead of moving

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13
Q

What is Diffusion?

A

The movement of energy from high to low density

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14
Q

Liquid

A

A state of matter that is less dense and has a set volume but has an undefined shape

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15
Q

Gas

A

A state of matter that is spread out and has an undefined volume and shape

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16
Q

Force of attraction

A

A force that holds molecules together. It gets weaker the hotter or faster the molecules are

17
Q

I want to know: How will be going to bed later affect how tired I am in the morning. What is the control in the experiment?

A

Going to bed at the regular time and seeing how tired I am as a comparison.

18
Q

I want to know: How will be going to bed later affect how tired I am in the morning. What is the independent variable?

A

The time i go to bed

19
Q

I want to know: How will be going to bed later affect how tired I am in the morning. What is the dependent variable?

A

How tired I am in the morning

20
Q

I want to know: How will be going to bed later affect how tired I am in the morning. What are some constants in this experiment?

A

My bed, me, the time I wake up in the morning

21
Q

Does cold exist?

A

No, it doesn’t

22
Q

If I sit at a fireplace, what type of transfer is that?

A

Radiation

23
Q

If I touch a pot’s handle, what type of transfer is that?

A

Conduction

24
Q

If I hold my hands over a fire, what type of transfer is that?

A

Convection

25
Q

An insulator is

A

Something that keeps heat in by being bad at transferring energy

26
Q

A conductor is

A

Something that loses heat by being great at transferring energy

27
Q

Does heat move from cold to hot or hot to cold?

A

Hot to Cold

28
Q

What are the three types of heat transfer

A

Radiation, Conduction, and Convection

29
Q

if you get sunburned which have you experienced:

1) Radiation
2) Convection
3) Conduction

A

1)Radiation

30
Q

If you feel the heat coming through of something what is it:

1) Radiation
2) Convection
3) Conduction

A

3)Conduction

31
Q

What is conduction?

A

Conduction is when you touch something that is touching a hot thing, and then you get burned or feel the heat.

32
Q

If you can feel the heat on top of a stove the heat transfer is radiation.
true or false?

A

False the heat transfer is convection.

33
Q

If you burn your self with a metal fire poker is the heat transfer:

1) conduction
2) radiation
3) convection

A

1)conduction

34
Q

What has faster molecules
A. Gas
B. Solid
C. Water

A

A.Gas