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Fluency > Fluency > Flashcards

Fluency Flashcards

1
Q

What is a control group?

A

The part of the experiment that stays the same

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2
Q

What is the independent variable?

A

The part of the experiment that changes

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3
Q

What is the dependent variable?

A

What is being measured

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4
Q

Why should a scientist keep good records and write out detailed steps?

A

So someone can repeat the experiment

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5
Q

Why do scientists repeat the procedure to an experiment?

A

To make sure data/observations are valid/reliable

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6
Q

Before experimenting, you should make a what?

A

plan

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7
Q

What is a renewable resource?

A

Resources that are readily available and are replaced before we can use them up.

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8
Q

Example of renewable resources

A

water, wind

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9
Q

What is a nonrenewable resource?

A

Resources that are limited and used up faster than we can replace.

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10
Q

Example of nonrenewable resources?

A

Coal, oil, natural gases

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11
Q

Two types of mechanical energy?

A

Potential and Kinetic

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12
Q

What increases kinetic energy?

A

mass and speed

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13
Q

Which has the most Potential energy, a bowling ball sitting on a top shelf or a bowling ball sitting on a lower shelf?

A

Top shelf. Increases with height

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14
Q

What does a conductor do?

A

Allows heat to move easily

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15
Q

Give example of a conductor

A

metal spoon will burn you

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16
Q

What does an insulator do?

A

Keeps heat in

17
Q

Example of an insulator

A

Wood, air, fur

18
Q

What does friction work against?

A

Kinetic energy

19
Q

What are the 3 states of matter?

A

solid liquid gas

20
Q

When heat is added to a solid, what will happen?

A

Solid will melt into a liquid and evaporate into a gas

21
Q

When head is removed from a gas, what will happen?

A

Gas will condense into a liquid and freeze into a solid

22
Q

Frying an egg and roasting marshmallows is an example of what kind of reaction?

A

Chemical reaction

23
Q

What is matter?

A

Anything that takes up space and has mass

24
Q

What tool is used to measure volume of a liquid?

A

Beaker

25
Q

Unlike poles do what?

A

attract

26
Q

Like poles do what?

A

repel

27
Q

What is sound energy?

A

energy created when a object vibrates

28
Q

Solid has definite what?

A

Volume and shape

29
Q

A liquid has no definite what?

A

shape

30
Q

A liquid has definite what?

A

volume

31
Q

A gas has no definite what?

A

Volume and shape

32
Q

What disperses dandelion seeds, or off springs?

A

wind

33
Q

What is erosion?

A

Process of moving rocks to an ew location

34
Q

What is weathering?

A

Breaking down rocks by wind, water, gravity

35
Q

What causes living things to change?

A

environment

Fluency (1 decks)

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