Basic Chemistry Concepts

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What is an atom?

Back

The smallest unit of a pure substance that has properties of that substance.

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• mass

Back

• the amount of matter in a substance; measured in grams (g) or kilograms 

Front

matter

Back

any type of material that has mass and takes up space; made up of atoms

Front

• volume

Back

• the amount of space an object takes up; measured in milliliters (mL)

Front

• weight

Back

• the force of gravity pulling on the object

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• texture
  

Back

• the surface structure that you can feel by touching a material; a physical property of a solid 

used to describe its surface

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• temperature

Back

• a measure of how fast its particles are moving

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• physical property

Back

• a characteristic that can be observed, measured, or tested