Biology
Biology, 19.08.2020 01:01, Arellano2373

3. When physical scientists study the makeup of matter, they are studying the matter's a. composition
b. energy
c. behavior
d. technology
4. The process of gathering information through the senses is called
a. inferring
b. observation C. conclusion
d. analyzing
5. A testable prediction is
a. a hypothesis b. an experiment
c. an exercise
d. a variable
6. Sound traveling through air is an example of
a. energy
c. energy transferred through matter
b. matter
d. matter transferred through matter
7. When designing an experiment, the first step is to
a. state a hypothesis
c. state the problem
b. list a procedure
d. analyze the data
8. A standard for comparison that helps to ensure that the experimental result is caused
by the condition being tested is the
a. control
c. constant
b. independent variable
d. dependent variable
9. A factor that changes in an experiment from manipulation of the independent variable
is the
a. control
b. hypothesis c. constant
d. dependent variable
10. A factor that does not change in an experiment is the
a. control
c. constant
b. independent variable
d. dependent variable
11. The reason for wearing safety goggles in a laboratory is to
a. protect clothing from chemical spills c. improve eyesight
b. protect the experimenter from burns d. protect the eyes from harmful substances
12. An organized process used to gather observations and test a hypothesis is
a. a problem b. an experiment
c. an exercise
d. a constant
13. A rule or principle that describes the behavior of something in nature is a
a. scientific law
b. hypothesis c. theory
d. variable

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Answers: 3

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3. When physical scientists study the makeup of matter, they are studying the matter's a. compositi...

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