Scientific Method Bellringer

供稿人: Cook

1. What skill is a scientist using when she listens to the sounds that whales make?

A) Interpreting data
B) Making hypothesis
C) Making observations
D) Drawing conclusions

2. Which question would be the best high level scientific question?

A) How long ago did dinosaurs live on Earth?
B) Does the amount of salt in water affect the temperature at which it boils?
C) How many giraffes live in Africa?3. Which of the following is NOT a rule when writing a hypothesis?
D) Who made the first microscope?

3. Which of the following is NOT a rule when writing a hypothesis?

A) It is an if/then statement
B) It is testable
C) It should be restated
D) None of the above

4. An experiment that tests only one factor at a time by using a comparison of a control group and an experimental group is?

A) A controlled experiment
B) An independent variable
C) A theory
D) A dependent variable

5. Which of the following hypotheses is written correctly?

A) If I freeze a tennis ball, then it will not bounce as high.
B) If I heat up a tennis ball it will bounce high
C) Frozen tennis balls will not bounce as high
D) If a tennis ball is frozen, it won't bounce as high as one that is not frozen

6. The process of obtaining information by using the senses is called a/an

A) Scientific method
B) Observation
C) Conclusion
D) Inquiry

7. In an experiment, the one variable that is changed is called the

A) Dependent variable
B) Experimental variable
C) Independent variable
D) Controlled variable

8. In an experiment, the factor that we measure is called the

A) Dependent variable
B) Conclusion
C) Controlled variable
D) Independent variable

9. A scientist hypothesizes the temperature at which an alligator’s egg is incubated will determine whether the alligator will be male or female. The independent variable is

A) The temperature
B) The male alligator
C) The gender of the alligator
D) The incubator

10. A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the independent variable is

A) The temperature of the water
B) The water
C) The amount of salt in the water
D) The number of plants in the water

参加了这次测试的学生也参加了 :

Distributive Property
Interpreting Graphs Review
Change Percent to Decimal (Heath)

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