Properties of air

Front

What is air mostly made of?

Back

Air is mostly made of Nitrogen (about 78%), followed by Oxygen (about 21%), and small amounts of other gases.

Front

What state of matter is air?

Back

Air is a gas.

Front

Does air have weight?

Back

Yes, air has weight. It can be measured and is affected by gravity.

Front

True or False: Air is mostly Oxygen.

Back

False. Air is mostly Nitrogen.

Front

What is the composition of air?

Back

Air is composed mainly of Nitrogen (78%), Oxygen (21%), Argon (0.93%), and Carbon Dioxide (0.04%).

Front

What happens to air when it is heated?

Back

When air is heated, it expands and becomes less dense.

Tags

NGSS.MS-PS1-4

Front

What is the role of oxygen in air?

Back

Oxygen is essential for respiration in most living organisms.

Front

How does air pressure change with altitude?

Back

Air pressure decreases as altitude increases.

Front

What is the importance of the ozone layer in the atmosphere?

Back

The ozone layer protects living organisms by absorbing harmful ultraviolet (UV) radiation from the sun.

Front

What is wind?

Back

Wind is the movement of air from areas of high pressure to areas of low pressure.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6