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Scientific Method Bellringer
供稿人: Cook
  • 1. What skill is a scientist using when she listens to the sounds that whales make?
A) Making observations
B) Interpreting data
C) Drawing conclusions
D) Making hypothesis
  • 2. Which question would be the best high level scientific question?
A) Who made the first microscope?
B) How long ago did dinosaurs live on Earth?
C) How many giraffes live in Africa?3. Which of the following is NOT a rule when writing a hypothesis?
D) Does the amount of salt in water affect the temperature at which it boils?
  • 3. Which of the following is NOT a rule when writing a hypothesis?
A) It is testable
B) None of the above
C) It is an if/then statement
D) It should be restated
  • 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 theory
B) An independent variable
C) A controlled experiment
D) A dependent variable
  • 5. Which of the following hypotheses is written correctly?
A) Frozen tennis balls will not bounce as high
B) If a tennis ball is frozen, it won't bounce as high as one that is not frozen
C) If I freeze a tennis ball, then it will not bounce as high.
D) If I heat up a tennis ball it will bounce high
  • 6. The process of obtaining information by using the senses is called a/an
A) Inquiry
B) Observation
C) Scientific method
D) Conclusion
  • 7. In an experiment, the one variable that is changed is called the
A) Controlled variable
B) Experimental variable
C) Dependent variable
D) Independent variable
  • 8. In an experiment, the factor that we measure is called the
A) Conclusion
B) Dependent variable
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 male alligator
B) The incubator
C) The gender of the alligator
D) The temperature
  • 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 number of plants in the water
C) The water
D) The amount of salt in the water
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