Scientific method

Question 1

Michael's experiment showed that guinea pigs need vitamin C and Protein in their diets.

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Conclusion

Question 2

Kevin said, " If I grow five seedlings in red light then the plants will grow faster".

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Form a hypothesis

Question 3

Angela's experiment proved that earthworms move away from light

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Conclusion

Question 4

What is the part of an experiment that the experimenter changes?

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Independent variable

Question 5

Alice soaked six different kinds of seeds in water for 24 hrs.Then she planted the seeds in soil .

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Experiment

Question 6

Ultimately, all scientific knowledge comes from:

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both experimentation & observation

Question 7

Kathy used a survey to determine how many of her classmates were lefthanded and how many were right handed.

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Experiment

Question 8

Justin wondered if dyes could be taken out of plant leaves, flowers, and stems.

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Recognize a problem

Question 9

In which step of the scientific method do we use graphs?

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Analyze data

Question 10

Scott said ," If Acid rain affects plants in a particular lake, it might affect crayfish."

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Form a hypothesis

Question 11

Rene grew bacteria from the mouth on special plates in the laboratory. She used different mouthwashes on each plate.

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Experiment

Question 12

If a theory is challenged by new evidence, which of the following could occur?

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the theory could be altered

Question 13

Susan said, " If I fertilize my germanium plants then they will blossom."

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Form a hypothesis

Question 14

What is the standard used to compare to the results in an experiment.

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Control group

Question 15

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

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communicating results

Question 16

Bob read about growing plants in water. He wanted to know how plants could grow without soil.

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Recognize a problem

Question 17

A hypothesis must be

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testable

Question 18

Kim's experiment showed that chicken eggshells were stronger when she gave the hen feed.

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Conclusion

Question 19

Theories help scientists to:

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explain large bodies of data

Question 20

A simple statement predicting the result of a controlled scientific experiment is called

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Hypothesis

Question 21

Jose saw bats catching insects after dark He asked, " How do bats find the insects in the dark?"

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Recognize a problem

Question 22

Jonathan's data showed that household cockroaches moved away from raw cucumber slices

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Conclusion

Question 23

Stephen predicted that seeds would start to grow faster if an electric current travelled through the soil.

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Form a hypothesis

Scientific method

Questions 23

Scientific method

Questions 23