Science
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Machines
100

If something not proven by observations, if it's just what someone thinks.

What is an opinion

100

Information supported by observations. It is true information.

What is a fact?

100
A change or event that results in something else happening.
What is a cause?
100
Something that happens because of a cause.
What is an effect?
100

If something is too heavy to lift, you can push it up this

What is a ramp?

200

Knowledge, tools, and systems that make people's lives easier.

What is technology?

200
A push or pull - it can cause a change.
What is force?
200
The amount of matter that makes up an object.
What is mass?
200
The measure of the pull of gravity on an object.
What is weight?
200

A type of machine that has a bar and a pivot point

What is a lever?

300
The amount of space that something takes up.
What is volume?
300
A carefully controlled test - also known as an investigation.
What is an experiment?
300
After scientists ask a question, they think of an answer that makes sense known as this.
What is a hypothesis?
300
Any observations you make or any measurements you take.
What is data?
300

A wheel with a rope to lift this

What is a pulley?

400

Wen you make a decision about your data.

What is a conclusion?

400
Something that may change in an experiment.
What is a variable?
400
Part of an experiment that you can change.
What is an independent variable?
400
The result you get from changing the independent variable.
What is the dependent variable?
400

A double inclined plane - both sides are slanted. It is used to push two things apart.

What is a wedge?

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