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10 Cards in this Set
- Front
- Back
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In the metric system, what units do we use to measure:
Length? Volume? Mass? |
Meter
Cubic Meter Gram |
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Convert the following problems using the metric system:
a. 25km ____________ m b. 250L _____________ ml c. 31,768mg __________ kg d. 166mg ________cg _______g _______kg |
a. 25,000
b. 250,000 c. .031768 d. 16.6cg .166g .000166kg |
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Name the three type of graphs we can use for data collection.
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line, bar, circle
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What is the tool used to measure volume of a liquid?
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graduated cylinder
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What is the method used to measure volume of a regular or an irregular object?
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regular Length x width x height
irregular volume by immersion |
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Plant A was placed in sunlight and given the recommended amount of water. Plant B was placed in sunlight and given the same amout of water and fertilizer each day. Plant C was placed in sunlight and given the same amount of water and fertilizer each day, but a different amount than Plant B. What is the control?
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Plant A, it didn't have fertilizer.
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What is the scientific method , and what are the steps?
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Steps to follow to try to solve problems.
1.Question 2.Hypothesis 3.Plan 4.Experiment 5.Data 6.Analysis 7.Conclusion |
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What is a hypothesis, and give an example?
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A prediction or statement that can be tested
Ex. I predict the starch will turn blue. |
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Compare and contrast independent and dependent variables.
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Independent-a varible that can be changed
Dependent-the factor being measured |
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What is the difference between precision and accuracy?
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Precision-how close measurments are
Accuracy-compares measurement to true value |
