Which category of science would be most likely to study global climate change?

• Physical Science

• Earth Science

• Life Science

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What is an example of something we use a model to represent, because we can't work with it directly?

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"Balloons stay in the air because invisible ghosts hold them up."

Is this a good hypothesis?

• Yes

• No, because it's wrong.

• No, because it can't be tested.

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Place these steps of scientific methods into a sensible order.

• Publish & Peer Review

• State a problem

• Create a hypothesis

• Collect data

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You conduct an experiment where you test how changing the amount of food you eat affects how tired you are at the end of the day.

What is the dependent variable in this experiment?

• The amount of food you eat

• How tired you are at the end of the day

• The type of food you eat

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You conduct an experiment where you test how changing the amount of food you eat affects how tired you are at the end of the day.

What is an example of a good constant for this experiment?

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One main difference between a scientific law and a scientific theory is that a ​ (a)   explains why something happens while a ​ (b)   simply states that it does happen.

• theory
• law
• hypothesis

"All matter in the universe is attracted to each other by a gravitational force."

Is this a scientific theory or a scientific law?

• Scientific theory

• Scientific law

• Both

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You study cats for years and have learned that cats push glasses off of tables because they're bored and require additional stimulation to keep their hunting senses sharp.

Is this a scientific theory or a scientific law?

• Scientific theory

• Scientific law

• Both

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Where are the following systems of measurement used?

• Most other countries

• US Customary Units

• In scientific settings, the lab

• Metric Units

• The United States

• SI Units