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10 Cards in this Set
- Front
- Back
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Metric System |
a measure of how gravity pulls on matter |
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Population |
information collected about something; includes numbers |
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Range |
a method of capturing, tagging, and recapturing animals to estimate a population size. |
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Tag and Release |
a scientist who studies how living things interact with the environment. |
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Weight |
a measure of how much matter an object contains. |
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Data |
the total number of living things of one kind living in a certain area. |
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Ecologist |
a force that pulls any two objects together. |
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Estimate |
an international system of measurement using the meter and kilogram as the standard units of measure. |
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Gravity |
difference between largest and smallest values. |
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Mass |
to find a number that is close to an exact number. |
