Chapter 2 - Chemistry and Measurements

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Chemistry

Last updated 5:11 AM on 4/15/22
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5 Terms

1
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Physical amounts
________ in science are described in units of the metric or international units system (SI)
2
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definition
An accurate number is obtained by counting items or from a(n) ________.
3
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Zeros
________ are not significant before the decimal number or at the end of the non- decimal number.
4
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identical volume
The relationship between two units, measuring ________, length, weight, or time, shows equal equality.
5
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conversion factors
To express a relation in a fraction, ________ are used for any relationship in the metric or in the US system, two ________ may be written.