Earth's Systems: An Interactive Learning Journey for 1st Graders

Question 1

What part of Earth is home to all living creatures?

Accepted Answer

Biosphere

Answer

Atmosphere

Answer

Hydrosphere

Answer

Geosphere

Question 2

Which of these is alive and belongs to Earth's biosphere?

Accepted Answer

Plants

Answer

Rocks

Answer

Water

Answer

Air

Question 3

What part of Earth consists of the solid crust, mantle, and core?

Accepted Answer

Geosphere

Answer

Atmosphere

Answer

Hydrosphere

Answer

Biosphere

Question 4

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

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Argon

Question 5

How do plants create food using sunlight?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Decomposition

Answer

Transpiration

Question 6

Which part of the air around our planet Earth do we breathe in?

Accepted Answer

The part of the air closest to the ground

Answer

The part of the air that is very cold

Answer

The part of the air that is very hot

Answer

The part of the air that has a lot of ozone

Question 7

Which of these is NOT found in the atmosphere surrounding the ground?

Accepted Answer

Plastic

Answer

Oxygen

Answer

Carbon dioxide

Answer

Water vapor

Question 8

Which of these animals makes its home in the ocean?

Accepted Answer

Fish

Answer

Lion

Answer

Rabbit

Answer

Cat

Question 9

What happens to water when it gets very cold?

Accepted Answer

It turns into a solid

Answer

It turns into a gas

Answer

It turns into a liquid

Answer

It stays the same

Question 10

Which of these is a source that can be replaced naturally?

Accepted Answer

Trees

Answer

Oil

Answer

Coal

Answer

Minerals

Question 11

What is the name of the power that makes things fall to the ground?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Electricity

Question 12

Which of these is a disaster caused by nature?

Accepted Answer

Earthquake

Answer

Building fire

Answer

Car accident

Answer

Stolen bike

Question 13

What is the name of the planet that we live on?

Accepted Answer

Earth

Answer

Mars

Answer

Jupiter

Answer

Saturn

Question 14

Which of these is a kind of hard material that makes up the ground?

Accepted Answer

Granite

Answer

Wood

Answer

Plastic

Answer

Glass

Question 15

Which of these is a type of solid that forms naturally in the Earth?

Accepted Answer

Granite

Answer

Water

Answer

Air

Answer

Plant

Question 16

What gives our planet most of its heat?

Accepted Answer

The sun

Answer

The moon

Answer

The stars

Answer

The middle of Earth

Question 17

Which of these is a resource that we can use again and again?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Oil

Question 18

What is the imaginary line that divides Earth into the Northern and Southern halves?

Accepted Answer

Equator

Answer

Tropic of Cancer

Answer

Prime Meridian

Answer

Arctic Circle

Question 19

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

Accepted Answer

Hydrosphere

Answer

Troposphere

Answer

Stratosphere

Answer

Mesosphere

Question 20

Which of these is alive?

Accepted Answer

Plants

Answer

Rocks

Answer

Water

Answer

Air

Question 21

What is the name of the layer of air around Earth?

Accepted Answer

Atmosphere

Answer

Hydrosphere

Answer

Geosphere

Answer

Biosphere

Question 22

Which of these is NOT how Earth's systems work together?

Accepted Answer

Fish swimming in the air

Answer

Water turning to clouds in the sky

Answer

Plants giving off oxygen for animals to breathe

Answer

Rocks turning into soil for plants to grow

Question 23

Which of these comes from the solid parts of the Earth?

Accepted Answer

Oil

Answer

Water

Answer

Trees

Answer

Air

Question 24

What is the word for when water turns from a liquid to a gas?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Answer

Transpiration

Question 25

Where do we find the air we breathe?

Accepted Answer

In the air around us

Answer

Underground

Answer

In the ocean

Question 26

Which of these includes all the living things on Earth?

Accepted Answer

Biosphere

Answer

Geosphere

Answer

Hydrosphere

Answer

Atmosphere

Question 27

How does water move from Earth's surface to the air?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Answer

Infiltration

Question 28

Which kind of rock is formed from melted rock that has cooled?

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Answer

Volcanic

Question 29

Which of these can be used again and again without running out?

Accepted Answer

Solar energy

Answer

Oil

Answer

Coal

Answer

Natural gas

Question 30

Which of these is a type of rock that is made from tiny pieces of other rocks?

Accepted Answer

Sandstone

Answer

Granite

Answer

Marble

Answer

Basalt

Question 31

Scientists use special tools to explore the ocean floor. Which tool has helped us learn the most about what the ocean floor looks like?

Accepted Answer

Submarines

Answer

Microscopes

Answer

Telescopes

Answer

X-rays

Question 32

How do big rocks turn into tiny pieces of soil?

Accepted Answer

Weathering

Answer

Erosion

Answer

Deposition

Answer

Subduction

Question 33

Which of these is a rock?

Accepted Answer

Granite

Answer

Wood

Answer

Plastic

Answer

Paper

Question 34

Which ocean is the biggest?

Accepted Answer

Pacific Ocean

Answer

Atlantic Ocean

Answer

Indian Ocean

Answer

Arctic Ocean

Question 35

What makes things fall to the ground?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Inertia

Question 36

When we walk, what part of Earth are we stepping on?

Accepted Answer

The land beneath our feet

Answer

The air around us

Answer

The water on and in the ground

Question 37

What happens to the water in rivers and lakes when factories dump pollution into them?

Accepted Answer

The water gets cloudy and hurts plants and animals.

Answer

The water gets cleaner.

Answer

The water gets warmer.

Answer

The water tastes better.

Question 38

Earth's systems include the atmosphere, hydrosphere, geosphere, and which of these?

Accepted Answer

Biosphere

Answer

Animals

Answer

Stars

Answer

Clouds

Question 39

What surrounds Earth and contains the air we breathe?

Accepted Answer

Atmosphere

Answer

Land

Answer

Water

Answer

Life

Question 40

Which of these is a feature of Earth's land?

Accepted Answer

Mountains

Answer

Sunlight

Answer

Clouds

Answer

Oceans

Question 41

The part of Earth that supports plants, animals, and humans is called the:

Accepted Answer

Biosphere

Answer

Atmosphere

Answer

Hydrosphere

Question 42

Which of these is a living thing?

Accepted Answer

Tree

Answer

Water

Answer

Rock

Answer

Air

Question 43

When water changes from a liquid to a gas, it is called:

Accepted Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Answer

Infiltration

Question 44

The force that keeps us from floating away from Earth is:

Accepted Answer

Gravity

Answer

Magnetism

Answer

Friction

Answer

Electromagnetism

Question 45

Which of these is something that nature provides us with?

Accepted Answer

Sunlight

Answer

Cars

Answer

Money

Answer

Buildings

Question 46

Our planet is called:

Accepted Answer

Earth

Answer

Sun

Answer

Mars

Answer

Moon

Question 47

Which ocean is the biggest in the world?

Accepted Answer

Pacific Ocean

Answer

Arctic Ocean

Answer

Atlantic Ocean

Answer

Indian Ocean