7th Grade Semester Exam

Front

These can only be separated by chemical means.

Back

compound

Front

These contain only one kind of atom.

Back

element

Front

Water is a ___________.

Back

compound

Front

Can elements be broken down into simpler substances?

Back

false

Front

Salt is a _________. Options: compound, element, mixture

Back

compound

Front

Which process describes only a physical change?

Back

Water evaporating from salt water

Tags

112.27.b.6.C

Front

A chemical change

Back

changes matter from one form to another.

Tags

112.27.b.6.C

Front

Is wood burning a physical or chemical change?

Back

Chemical

Tags

112.27.b.6.C

Front

What observation gives the best evidence that a chemical change occurred when vinegar and baking soda are mixed?

Back

The baking soda and vinegar mixed and produced bubbles

Front

Reacts with Acid: Chemical or Physical Property

Back

Chemical Property