Pure Substances and Mixtures

Front

We can classify all matter into pure substances and ______

Back

mixtures

Front

Distilled water is a _______, because it has the same chemical structure whether it is isolated from a river or made in a laboratory.

Back

pure substance, substància pura

Front

The air we breathe is a ________ because it is made of several different gases.

Back

mixture, homogeneous mixture

Front

A mixture contains _____ pure substances.

Back

two or more, 2 or more, several, various, different

Front

We separate mixtures into ____________ and ____________ depending on whether we can distinguish their components.

Back

homogeneous, heterogeneous

Front

If a substance is homogeneous in appearance, then it has to be a mixture.

Back

False

Front

Mixtures can be made with...

Back

All of the above

Front

What would you use to separate sand from iron filings? (iron fillings = llimadures de ferro)

Back

a magnet

Front

What do the words Homos and Heteros mean in Latin?

Back

Homos: the same, Heteros: different

Front

What grade do you think you got? Options: Between 0 and 2, Between 2 and 4, Between 4 and 6, Between 6 and 8, Between 8 and 10

Back

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