thermodynamics basic Flashcards

1
Q

What’s the experimental group?

A

It’s the part of the experiment where the variables are being changed.

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2
Q

What is the control group?

A

A part of an experiment that doesn’t change. Use to compare your results to.

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3
Q

What is an Independent Variable

A

The variable that is controlled (not the control). The variable you choose to change.

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4
Q

What is a Control?

A

The one you use to compare the changes made by the experimental group.

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5
Q

What is Conduction?

A

The movement of heat through an object.

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6
Q

What’s Temperature?

A

It’s the average kinetic energy.

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7
Q

Does cold technically exist?

A

Cold does not exist but lack of heat does.

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8
Q

What is radiation?

A

Its heat that transfers through waves.

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9
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 this experiment?

A

Me going to bed at my regular time and seeing how tired I am in the morning.

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10
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 choose to go to bed.

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11
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.

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12
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, what time I get up in the morning.

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13
Q

What is Convection?

A

The transfer of heat when it moves up due to it being less dense than the air around.

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14
Q

What is Conduction?

A

The transfer of heat through touch.

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15
Q

What is an Insulator?

A

Maintains state or prevents change of kinetic energy.

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16
Q

What is an Conductor?

A

Moves heat around or speeds up change of kinetic energy.

17
Q

You are playing among us and you saw a vent. Is a vent a example of Radiation, Convection, or Conduction?

A

Convection

18
Q

What is a liquid?

A

A liquid can slide past each other but does not have full freedom of movement.

19
Q

Why are the molecules of gas further apart than other states of matter?

A

Because they have more kinetic energy to move faster and further apart

20
Q

Jeff is cooking bacon. He touches the pan and it burns him. What kind of heat transfer is this?

A

Conduction.

21
Q

As heat is added to molecules they…

A

speed up and move further apart

22
Q

you are sitting in the sun and you are getting hot what type of heat transfer is this?

A

radiation

23
Q

You are at the beach and you sadly get a sunburn. Are sun rays an example of Convection, Conduction, or Radiation?

A

Radiation.

24
Q

It is the summer and you’re on your trampoline and the sun is very hot. Is the heat from the sun Radiation, Convection, or Conduction?

A

Radiation

25
Q

Greg is sitting near a campfire. The campfire is warming him up, even though Greg is not touching it. What kind of heat transfer is this?

A

Radiation.

26
Q

you are sitting in the sun and you are getting hot what type of heat transfer is this?

A

radiation

27
Q

Conduction is when heat is transferred by heat waves: true or false

A

False: conduction is the transfer of heat through objects

28
Q

An insulator is when the area maintains the heat, or keeps it out’ True or false

A

True!

29
Q

You are in among us and you are making some Hot Coco. You see some steam rising from your cup. Does steam come from adding heat or adding cold/making it cooler?

A

Adding Heat.

30
Q

Mark is playing in the snow. He is wearing gloves so that his hands don’t get cold. Are the the gloves and example of a conductor, or an insulator?

A

Insulator.

31
Q

You are in among us and your buddy is trying to do a task but they don’t know what kinetic energy is!!!!!!! Define Kinetic energy.

A

The speed of molecules in a certain solid, gas, or liquid.

32
Q

There is a reactor meltdown and your buddy is trying to measure the temp of something but they don’t know what a thermometer is! Explain what a thermometer is to your old pal.

A

The tool that is used to measure the average kinetic energy of a state of matter.

33
Q

You are freaking out in among us and a sus person walks up to you and says “Thermal Energy is the Energy of Cold.” Is this True or False?

A

FALSE!!! The sus guy is really an imposter and (if you said true) he kills you and runs away. YOU LOSE!!!! (If you said False then Crewmates win!!)