"Liquid Oxygen" article questions

Front

What is the process used to separate oxygen from the air?

Back

A machine with tanks at different temperatures.

Tags

NGSS.MS-ETS1-1

Front

What is the last substance to evaporate when creating liquid oxygen?

Back

Nitrogen.

Tags

NGSS.MS-PS1-4

Front

What causes substances to change phase?

Back

Either the molecular attraction or kinetic energy wins the tug of war battle.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What color is liquid oxygen?

Back

Blue.

Front

What is the kinetic energy of molecules in the gas phase?

Back

High kinetic energy and move apart from each other.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

What happens to molecular attraction as temperature increases?

Back

Molecular attraction decreases, allowing molecules to move apart.

Tags

NGSS.MS-PS1-4

Front

What is the state of matter for liquid oxygen?

Back

Liquid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is the boiling point of oxygen?

Back

-183 degrees Celsius.

Tags

NGSS.MS-PS1-4

Front

What happens to oxygen when it is cooled to very low temperatures?

Back

It becomes a liquid.

Tags

NGSS.MS-PS1-4

Front

What is the primary use of liquid oxygen?

Back

As an oxidizer in rocket propulsion.

Tags

NGSS.MS-PS1-5