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Ch 1 Section 3 & 4 Physical Science

Across
used to describe the mass of smaller objects, such as apples
An example of a scientific law is the law of ___________ of mass
Density is known as a _______ _______ because you must calculate it from other, known quantities
an explanation for many hypotheses and observations
something that scientists use to represent an object or process
made of mathematical equations and data
the basic SI unit for mass
a summary of many experimental results and observations
Down
the basic SI unit of length
used to help explain ideas
anything that helps you do something
the measurement of how hot (or cold) it is
a model that you can see and touch
a measure of how much matter is in an object
a measure of how much matter is in a given volume
the amount of space that something fills