11.1 The Air Around You

Question 1

In the real world, our air contains particles. Which answer is NOT an example of a solid or liquid:

Accepted Answer

water vapor

Question 2

Which word is spelled CORRECTLY?

Accepted Answer

oxygen

Question 3

Which gas is the MOST abundant gas in atmosphere?

Accepted Answer

nitrogen

Question 4

T or F: Carbon dioxide is NOT essential to life.

Accepted Answer

FALSE

Question 5

Oxygen is used by plants and animals to release WHAT from their food?

Accepted Answer

energy

Question 6

TRACE amounts of gas means...

Accepted Answer

very little

Question 7

What do plants need in order to produce food?

Accepted Answer

carbon dioxide

Question 8

T or F: The air in our atmosphere outside is PURE, so it only contains gases.

Accepted Answer

FALSE

Question 9

Which gas is the 2nd most abundant gas in our atmosphere?

Accepted Answer

oxygen

Question 10

T or F: Tiny water droplets make STEAM visible.

Accepted Answer

TRUE

Question 11

T or F: Water vapor is invisible.

Accepted Answer

TRUE

Question 12

When fuels are burned (such as coal), which gas gets released?

Accepted Answer

carbon dioxide

Question 13

What is the envelope of gases that surrounds our planet called?

Accepted Answer

atmosphere

Questions 13