Chapter 2 - Chemistry and Measurements
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Physical amounts
________ in science are described in units of the metric or international units system (SI)
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definition
An accurate number is obtained by counting items or from a(n) ________.
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Zeros
________ are not significant before the decimal number or at the end of the non- decimal number.
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identical volume
The relationship between two units, measuring ________, length, weight, or time, shows equal equality.
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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.
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