Nature of science review

Front

An organized procedure to study something under controlled conditions is called: theory, experiment, observation, hypothesis

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experiment

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NGSS.MS-PS1-2

NGSS.MS-PS2-2

Front

A testable idea or explanation that leads to scientific investigation based on prior knowledge is known as:

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hypothesis

Front

What is a testable question that can be answered by an experiment? Options: How many animal species live in Australia?, Why are birds' bones hollow?, What type of chewing gum stretches the farthest?, How fast does the Earth rotate around the sun?

Back

What type of chewing gum stretches the farthest?

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NGSS.MS-ETS1-4

Front

What does science include?

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Asking questions and searching for answers.

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NGSS.MS-LS2-1

Front

Why do scientists do investigations?

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To find answers to their questions

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NGSS.MS-LS1-1

NGSS.MS-PS1-2

Front

How are observations made?

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Both with your senses and with lab tools.

Front

What are visual or mathematical representations used by scientists to investigate difficult-to-study items called?

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models

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NGSS.MS-ESS2-1

NGSS.MS-LS2-3

NGSS.MS-PS1-1

Front

Why are models helpful in scientific investigations?

Back

All of the above: it may not be possible to work with the real thing, they can be smaller and more manageable, and they can be safer to work with.

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NGSS.MS-ETS1-4

Front

These describe a natural phenomenon or relationship that always occurs under specific conditions

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law

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

These can often be represented mathematically and provide no explanation why a phenomenon occurs.

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law

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NGSS.HS-PS1-7

NGSS.HS-PS2-1

NGSS.HS-PS2-2

NGSS.HS-PS2-4