What is the main reason scientists and engineers use models?

• To make art

• To share their results

• To show ideas and explanations

• To guess answers

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Why do scientists make explanations?

• To write stories

• To design new inventions

• To help us understand how the world works

• To find patterns in data

What is most important when arguing with evidence?

• Believing strongly

• Using evidence to support ideas

• Ignoring data

• Following the crowd

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Which of these are types of data?

• Notes

• Drawings

• Tables and charts

• All of the above

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Why is communication important in science?

• To limit variables

• To work together and share ideas

• To convince others

• All of the above

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Which of these shows how math is used in science?

• Making graphs

• Using formulas

• Finding averages

• All of the above

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How do scientists share their results?

• By writing reports

• By giving talks

• By publishing papers

• All of the above

Scientists answer questions about _______ and _______ things.

• living, nonliving

• hot, cold

• big, small

• old, new

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What's the difference between a law and a theory?

• A) A law tells what happens; a theory explains why

• B) A law is a guess; a theory is proven

• C) A law is less important

• D) A theory is temporary

Why would scientists trust one explanation more than another?

• It's oldest

• It's most popular

• It has more evidence

• It sounds best

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