Earth's Atmosphere: Layers, Composition, and Impact on Weather

Question 1

Which layer of the Earth's atmosphere is the closest to the ground?

Accepted Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Question 2

What is the main gas that makes up the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Helium

Question 3

Which layer of the atmosphere protects us from harmful ultraviolet radiation from the sun?

Accepted Answer

Stratosphere

Answer

Troposphere

Answer

Mesosphere

Answer

Thermosphere

Question 4

Which of the following is NOT a greenhouse gas?

Accepted Answer

Oxygen

Answer

Carbon dioxide

Answer

Methane

Answer

Water vapor

Question 5

What is the name of the force that pulls air towards the ground?

Accepted Answer

Gravity

Answer

Wind

Answer

Pressure

Answer

Temperature

Question 6

Which of the following is a type of cloud that looks like a puffy white ball?

Accepted Answer

Cumulus

Answer

Cirrus

Answer

Stratus

Answer

Nimbus

Question 7

What is the process by which water vapor turns into liquid water?

Accepted Answer

Condensation

Answer

Evaporation

Answer

Precipitation

Answer

Freezing

Question 8

Which of these does NOT change how much air pushes down?

Accepted Answer

How fast the wind blows

Answer

How high you are

Answer

How warm it is

Answer

How much water is in the air

Question 9

What does the ozone layer mainly do?

Accepted Answer

Protects us from harmful rays

Answer

Takes carbon dioxide out of the air

Answer

Gives us oxygen to breathe

Answer

Keeps the air warm

Question 10

How does the temperature of the air usually change as you go higher in the sky?

Accepted Answer

It gets colder

Answer

It gets warmer

Answer

It stays the same

Answer

It changes a lot

Question 11

Which of these clouds often means the weather is nice?

Accepted Answer

Cirrus

Answer

Cumulus

Answer

Stratus

Answer

Nimbostratus

Question 12

What is a greenhouse gas?

Accepted Answer

A gas that keeps heat in the air around us

Answer

A gas that bounces heat away from us

Answer

A gas that makes wind

Answer

A gas that makes rain

Question 13

Where do we live in the Earth's atmosphere?

Accepted Answer

The layer closest to the ground

Answer

The layer above the troposphere

Answer

The layer above the stratosphere

Answer

The outermost layer of the atmosphere

Question 14

Which of these makes up most of the air around us?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Water vapor

Question 15

Why does the sky look blue?

Accepted Answer

Because the air scatters sunlight

Answer

Because the sun's rays bounce off the clouds

Answer

Because the ground reflects the color blue

Answer

Because the moon shines blue light

Question 16

What tool do we use to measure air pressure?

Accepted Answer

Barometer

Answer

Thermometer

Answer

Anemometer

Answer

Hygrometer

Question 17

Which layer of the atmosphere stops harmful rays from the sun reaching us?

Accepted Answer

Stratosphere

Answer

Troposphere

Answer

Mesosphere

Answer

Thermosphere

Question 18

What is the invisible layer of gases that covers our planet called?

Accepted Answer

Atmosphere

Answer

Biosphere

Answer

Hydrosphere

Answer

Lithosphere

Question 19

What is the job of the water cycle?

Accepted Answer

To move water around the Earth

Answer

To clean water

Answer

To create clouds

Answer

To support plant growth

Question 20

What is the word for when water turns into a gas?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Answer

Freezing

Question 21

What is the most common gas in the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Water vapor

Question 22

Which layer of the atmosphere is where we live?

Accepted Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Question 23

Which of these doesn't change the temperature of the air?

Accepted Answer

How fast the wind is blowing

Answer

How high you are

Answer

How far from the Sun you are

Answer

How many clouds there are

Question 24

How do plants use air to make their food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Combustion

Answer

Evaporation

Question 25

Which of these can give off bad stuff into the air?

Accepted Answer

Driving a car

Answer

Walking

Answer

Planting trees

Answer

Cycling

Question 26

What do we use to measure how fast the wind blows?

Accepted Answer

Anemometer

Answer

Thermometer

Answer

Barometer

Answer

Rain gauge

Question 27

Where do we find most of the weather happening?

Accepted Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Question 28

Which of these is NOT a layer of the Earth's atmosphere?

Accepted Answer

Ocean

Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Question 29

What is the name of the closest layer of the atmosphere to where we live?

Accepted Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Question 30

Which gas makes up the most of the air we breathe?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Argon

Question 31

What tool do we use to measure how fast the wind is blowing?

Accepted Answer

Anemometer

Answer

Barometer

Answer

Thermometer

Answer

Rain gauge

Question 32

How does water in the air turn into clouds?

Accepted Answer

Condensation

Answer

Evaporation

Answer

Precipitation

Answer

Sublimation

Question 33

Which of these gases traps heat in our atmosphere?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Argon

Question 34

Which layer of the atmosphere protects us from the sun's harmful UV rays?

Accepted Answer

Stratosphere

Answer

Troposphere

Answer

Mesosphere

Answer

Thermosphere

Question 35

Where do we live in the Earth's atmosphere?

Accepted Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Question 36

Which gas makes up most of the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Carbon dioxide

Answer

Oxygen

Answer

Helium

Question 37

Which part of the Earth's atmosphere is closest to the ground?

Accepted Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Answer

Thermosphere

Question 38

What gas in the atmosphere protects us from the sun's harmful rays?

Accepted Answer

Ozone

Answer

Nitrogen

Answer

Carbon dioxide

Answer

Oxygen

Question 39

What is the process where water vapor turns into clouds?

Accepted Answer

Condensation

Answer

Precipitation

Answer

Evaporation

Question 40

Which of these gases traps heat in the Earth's atmosphere?

Accepted Answer

Carbon dioxide

Answer

Helium

Answer

Oxygen

Question 41

What causes the wind to blow?

Accepted Answer

Differences in air pressure

Answer

Temperature changes

Answer

Gravity

Question 42

Which of these weather events happens in the troposphere?

Accepted Answer

Rain

Answer

Solar flares

Answer

Meteor showers

Answer

Aurora borealis

Question 43

What is the name of the boundary between the troposphere and the stratosphere?

Accepted Answer

Tropopause

Answer

Mesopause

Answer

Stratopause

Question 44

Which of these is NOT a benefit of the Earth's atmosphere?

Accepted Answer

Blocking all sunlight

Answer

Regulating temperature

Answer

Providing oxygen for breathing

Answer

Protecting from cosmic radiation

Question 45

Which layer of the Earth's atmosphere do we live in?

Accepted Answer

Troposphere

Answer

Thermosphere

Answer

Stratosphere

Answer

Mesosphere

Question 46

Which gas makes up the most of the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Helium

Question 47

What causes the air to move around?

Accepted Answer

Differences in air pressure

Answer

The rotation of the Earth

Answer

The presence of water vapor

Answer

The movement of the sun

Question 48

Which of these gases traps heat in the Earth's atmosphere, keeping us warm?

Accepted Answer

Carbon dioxide

Answer

Helium

Answer

Oxygen

Answer

Nitrogen

Question 49

What is the name of the layer of the atmosphere that shields us from the sun's harmful rays?

Accepted Answer

Ozone layer

Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Question 50

Which of the following actions can make the air dirty?

Accepted Answer

Burning fossil fuels

Answer

Planting trees

Answer

Recycling paper

Answer

Using public transportation

Question 51

Why does it get colder as we go higher up in the atmosphere?

Accepted Answer

The air is thinner and has less heat

Answer

The air absorbs more heat from the sun

Answer

The clouds block the sun's heat

Answer

The wind blows faster

Question 52

Which of these tools can we use to measure the temperature of the air?

Accepted Answer

Thermometer

Answer

Microscope

Answer

Telescope

Question 53

What is the process called when water vapor in the air changes into tiny droplets to form clouds?

Accepted Answer

Condensation

Answer

Sublimation

Answer

Precipitation

Answer

Evaporation

Question 54

Which type of cloud often brings clear and sunny weather?

Accepted Answer

Cirrus

Answer

Stratus

Answer

Cumulus