Science

Front

What is atomic mass?

Back

The total number of protons and neutrons in an atom.

Front

How do you find atomic mass?

Back

Add protons and neutrons.

Front

What does the law of conservation of mass state?

Back

Mass cannot be created nor destroyed.

Front

What is a physical change?

Back

A change that is reversible, like melting ice.

Front

What is a chemical change?

Back

A change that is not reversible, like burning wood.

Front

What group is Potassium located in?

Back

Group 1 of the periodic table.

Front

What is an atom?

Back

The smallest unit of an element.

Front

What is a molecule?

Back

Two or more atoms bonded together.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance, while a compound is made of two or more elements.

Front

What is the periodic table?

Back

A chart that organizes all known elements.