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Glossary of Chemistry Terms to Know Module 1

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Matter
Anything that has mass and takes up space.
Accuracy
An indication of how close a measurement is to the true value.
Precision
An indication of how good the measuring device was.
Density
An object's mass divided by the volume that the object occupies.
Energy
The ability to do work.
Work
The creation of motion in the presence of an opposing force.
Heat
Energy that is being transferred.
The First Law of Thermodynamics
Energy cannot be created or destroyed, it can only change form.
Potential Energy
Energy that is stored up in an object.
Kinetic Energy
Energy that is in motion.
Heat Capacity
The amount of heat necessary to raise the temperature of 1.0 gram of a substance by 1.0*C.

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