Words to Know

Chapter 1 Name ______Date______Lesson 4 Check

Words to Know Write the word next to the description it matches.

evidence inference procedures

1. ______facts that make you believe that something is true 2. ______a conclusion based on evidence 3. ______step-by-step instructions for completing a task

Explain Tell if each statement is true or false. Explain your choice. 4. If you replicate another scientist’s investigation and come up with very different results, it means you performed the experiment incorrectly.

This statement is ______because ______

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5. A scientist can only replicate a scientific investigation if he or she has watched someone else perform it.

This statement is ______because ______

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Apply Concepts 6. Suppose a friend wants to find out how many cute pets live in her neighborhood. Could this information be used in a scientific investigation? Why or why not?

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Chapter 1, Lesson 4 Check • How do scientists support their conclusions?