Chemical and Physical Properties

Front

If there is no subscript, there is/are ______ atom(s) of that element.

Back

only 1

Tags

NGSS.MS-PS1-1

Front

Ice melting is an example of a __________.

Back

physical change

Tags

NGSS.MS-PS1-4

Front

Digestion, the process of the body breaking down food for nutrients, is a __________ property.

Back

Chemical

Tags

NGSS.MS-LS1-7

Front

How many Nitrogen (N) atoms are in 4NH₃?

Back

4

Tags

NGSS.MS-PS1-1

Front

What kind of properties can only be observed when a substance changes into a different substance?

Back

chemical properties

Tags

NGSS.MS-PS1-2

Front

What is a physical property?

Back

A characteristic of a substance that can be observed without changing its identity.

Tags

NGSS.MS-PS1-4

Front

What is a chemical property?

Back

A characteristic that can only be observed when a substance undergoes a chemical change.

Tags

NGSS.MS-PS1-2

Front

Give an example of a physical change.

Back

Melting ice.

Tags

NGSS.MS-PS1-4

Front

Give an example of a chemical change.

Back

Burning wood.

Tags

NGSS.MS-PS1-2

Front

What does the subscript in a chemical formula indicate?

Back

The number of atoms of the element in a molecule.

Tags

NGSS.MS-PS1-1