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12 Cards in this Set
- Front
- Back
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What is the scientific method?
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An organized way of conducting an experiment. Steps: 1. Question/Purpose 2. Hypothesis 3. Collect Data 4. Conclusion
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What is the purpose of a microscope?
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To see microorganism close up
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What is an appropriate tool and unit of measurement for the following?
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a. Height of a textbook ruler/meter stick, centimeters
b. Mass of a bottle of glue beam balance, grams |
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What is a hypothesis?
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Prediction/educated guess
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Name a possible independent variable
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Tennis ball ( dry/wet)
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Name the dependent variable
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Height of bounce
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Write a conclusion based on the given hypothesis.
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My hypothesis was proven to be correct, because the dry tennis ball bounced higher than the wet tennis ball.
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Use the following hypothesis and data collected to answer the following question
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If wet and dry tennis balls are tested for bounce height, then the dry one will bounce higher than the wet one because it is lighter.
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Write a qualitative observation you could make for a tennis ball.
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Feels fuzzy
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Write a quantitative observation you could make for a tennis ball.
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Measures 15 cm in circumference
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Why should you repeat trials in an experiment?
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To make sure nothing external has affected the trial
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What are some advantages and disadvantages of the use of technology in science?
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Adv – data is sent faster, more accurate/less human error
Disadv – sometimes equipment breaks, expensive |
