Scientific Method Unit Test-2016

(原作者: Ruffini)

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

A) making observations
B) making a hypothesis
C) drawing conclusions
D) interpreting data

2. What is the correct order of the steps in the scientific method?

A) Ask questions, make a hypothesis, test the hypothesis, analyze results, draw conclusions, communicate results.
B) Make a hypothesis, test the hypothesis, analyze the results, ask a question, draw conclusions, communicate results.
C) Ask a question, analyze results, make a hypothesis, test the hypothesis, draw conclusions, communicate results.
D) Ask a question, make a hypothesis, test hypothesis, draw conclusions, analyze results, communicate results.

3. Which question would be the best high level thinking scientific question?

A) Who made the first microscope?
B) Does the amount of salt in water affect the temperature at which it boils?
C) How many giraffes live in Africa?
D) How long ago did dinosaurs live on the Earth?

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

A) it should restate the question
B) It is testable
C) It is a prediction.
D) It is an if/then statement

5. 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

6. Which of the following hypothesis is written correctly?

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

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

A) observation
B) conclusion
C) scientific method
D) inquiry

8. A series of steps designed to help you solve problems and answer questions

A) hypothesis
B) observation
C) experiment
D) scientific method

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

A) experimental variable
B) independent variable
C) dependent variable
D) controlled variable

10. In an experiment, the factor that we measure (the one responding to our independent variable) is called the

A) controlled variable
B) dependent variable
C) independent variable
D) conclusion

11. A scientist hypothesizes the the temperature of the soil in which yellow rose bushes are planted in will determine the height of the plant. The independent variable is

A) the amount of rain
B) the rose petals
C) the height of the rose bushes
D) the temperature

12. A scientist hypothesizes the the temperature of the soil in which yellow rose bushes are planted in will determine the height of the plant. The dependent variable is

A) the amount of rain
B) the height of the rose bushes
C) the temperature
D) the number of rose petals

13. 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 water
B) the number of plants in the water
C) the temperature of the water
D) the amount of salt in the water

14. 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 dependent variable is

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

15. All the things in an experiment that must be the same to make it fair are called

A) constants
B) independent variables
C) dependent variables
D) controlled experiments

16. In science, an educated guess is called a/an

A) conclusion
B) observation
C) question
D) hypothesis

17. When you decide whether or not the data supports the original hypothesis, you are

A) drawing conclusions
B) asking questions
C) making observations
D) forming a hypothesis

18. When a scientist shares her findings with other scientists, she is

A) analyzing data
B) experimenting
C) communicating results
D) making a hypothesis

19. If you were measuring the mass of a fly, you should use

A) liters
B) grams
C) meters
D) kilograms

20. If you wanted to know volume of water in a large+ bottle of soda, you would use

A) kiloliters
B) milliliters
C) liters
D) grams

21. If you wanted to measure the distance from here to Salt Lake City, you would use

A) centimeters
B) kilometers
C) meters
D) millimeters

22. This tool is used to measure volume (as we used in our science experiment with our ice cubes)

A) Styrofoam cup
B) spring scale
C) funnel
D) graduated cylinder

23. In which step of the scientific method do we want to use graphs

A) analyze data
B) make a hypothesis
C) communicate results
D) asking questions

24. The final part; a summary of reasonable inferences is a/an

A) question
B) conclusion
C) hypothesis
D) controlled experiment

25. Which of the following is important when creating a graph in science?

A) neatness
B) all of these
C) titles
D) labels

26. A scientist who wants to study the affects of fertilizer on plants sets up an experiment. Plant A gets no fertilizer, Plant B gets 5 mg. of fertilizer each day, and Plant C gets 10mg. of fertilizer each day. Which plant is the control group.

A) All of them
B) Plant B
C) Plant A
D) Plant C

27. A scientific procedure/step that is used to make a discovery, test a hypothesis, or demonstrate a known fact is a/an

A) experiment
B) law
C) theory
D) hypothesis

28. What step follows "forming a hypothesis" in the scientific method?

A) share your results
B) conduct and experiment
C) research
D) make a conclusion

29. A series of steps followed to solve problems is

A) the scientific method
B) experimental guidelines
C) investigations
D) standard procedures

30. The best graph to use if I want to compare the price of six different cars would be a

A) data table
B) pie graph
C) line graph
D) bar graph

31. Why is it important to conduct scientific tests more than one time?

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