The Earth: Structure, Rotation, and Effects

Question 1

What causes day and night on Earth?

Accepted Answer

Earth spinning on its axis

Answer

Earth moving around the Sun

Answer

Moon orbiting Earth

Answer

Earth tilting on its side

Question 2

What is the hottest part of the Earth's interior?

Accepted Answer

Core

Answer

Crust

Answer

Mantle

Question 3

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

Accepted Answer

Atmosphere

Answer

Crust

Answer

Mantle

Question 4

What is the name of the imaginary line that passes through the Earth's center, connecting the North and South Poles?

Accepted Answer

Axis

Answer

Equator

Answer

Tropic of Cancer

Question 5

Which of these is a renewable resource?

Accepted Answer

Wind

Answer

Oil

Answer

Coal

Question 6

Which of the following is NOT a factor that affects the Earth's seasons?

Accepted Answer

The Earth's rotation speed

Answer

The Earth's tilt on its axis

Answer

The Sun's distance from the Earth

Question 7

What is the name of the imaginary line that divides the Earth into the Northern and Southern Hemispheres?

Accepted Answer

Equator

Answer

Latitude

Answer

Longitude

Question 8

What is the name of the force that pulls objects towards the centre of the Earth?

Accepted Answer

Gravity

Answer

Magnetism

Answer

Electricity

Question 9

Which of the following is a renewable resource that can be replaced naturally over time?

Accepted Answer

Solar energy

Answer

Coal

Answer

Oil

Question 10

Which of the following is a type of rock that is formed when existing rocks are changed by heat, pressure, or chemical reactions?

Accepted Answer

Metamorphic rock

Answer

Igneous rock

Answer

Sedimentary rock

Question 11

What is the name of the movement of the Earth's large pieces of crust called tectonic plates?

Accepted Answer

Plate tectonics

Answer

Continental drift

Answer

Seafloor spreading

Question 12

What combination of factors causes the Earth to experience different seasons?

Accepted Answer

Both the Earth's orbit around the Sun and its tilt on its axis

Answer

Only the Earth's orbit around the Sun

Answer

Only the Earth's tilt on its axis

Question 13

Which of the following best describes the Earth's mantle?

Accepted Answer

A thick, hot, slowly flowing layer of rock

Answer

A thick, solid layer of rock

Answer

A thin, liquid layer of water

Question 14

What is the name of the solid, rocky layer that forms the outermost part of the Earth?

Accepted Answer

Crust

Answer

Mantle

Answer

Core

Answer

Atmosphere

Question 15

What is the name of the Earth's daily spinning motion around its own axis?

Accepted Answer

Rotation

Answer

Revolution

Answer

Inclination

Answer

Precession

Question 16

Which of the following is NOT a consequence of the Earth's rotation?

Accepted Answer

The pull of gravity

Answer

Day and night

Answer

Seasons

Answer

Changes in ocean currents

Question 17

What causes the different seasons we experience on Earth?

Accepted Answer

The tilt of the Earth's axis as it orbits the Sun

Answer

The varying distance between the Earth and the Sun

Answer

The speed at which the Earth rotates on its axis

Answer

Changes in the Sun's energy output

Question 18

Which imaginary line divides the Earth into the Northern and Southern hemispheres?

Accepted Answer

Equator

Answer

Tropic of Cancer

Answer

Arctic Circle

Answer

Prime Meridian

Question 19

What is the name of the largest ocean on Earth?

Accepted Answer

Pacific Ocean

Answer

Atlantic Ocean

Answer

Indian Ocean

Answer

Arctic Ocean

Question 20

Which of the following is a source of energy that can be replenished naturally?

Accepted Answer

Wind

Answer

Fossil fuels

Answer

Coal

Answer

Nuclear

Question 21

What is the most important advantage of the Earth's magnetic field?

Accepted Answer

It protects us from harmful radiation

Answer

It prevents us from floating away

Answer

It helps us make electricity

Answer

It causes day and night

Question 22

Which human activity contributes to climate change on Earth?

Accepted Answer

Burning fuels like coal and oil

Answer

Planting trees

Answer

Recycling and reducing waste

Answer

Saving water and reducing pollution

Question 23

Which layer of the Earth is the hottest and densest?

Accepted Answer

Core

Answer

Crust

Answer

Mantle

Question 24

What is the name of the imaginary line that divides the Earth into the Northern and Southern Hemispheres?

Accepted Answer

Equator

Answer

Prime Meridian

Answer

Tropic of Cancer

Answer

Arctic Circle

Question 25

Choose the item that is NOT a type of rock found on the Earth's crust?

Accepted Answer

Plastic

Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Question 26

What is the name of the layer of gases that surrounds our planet?

Accepted Answer

Atmosphere

Answer

Hydrosphere

Answer

Biosphere

Answer

Geosphere

Question 27

Which part of the Earth has the highest temperature?

Accepted Answer

The core

Answer

The crust

Answer

The mantle

Question 28

Which of the following is not a continent on our planet?

Accepted Answer

Atlantis

Answer

Europe

Answer

Asia

Answer

Antarctica

Question 29

What is the movement of Earth's large crust pieces that float on the mantle called?

Accepted Answer

Plate tectonics

Answer

Volcanic activity

Answer

Erosion

Answer

Climate change

Question 30

What generates most of the heat for the Earth's mantle?

Accepted Answer

Heat from radioactive decay

Answer

Heat from the Sun

Answer

Heat from the Earth's core

Question 31

What force holds the Earth's atmosphere around the planet?

Accepted Answer

Gravity

Answer

Electromagnetism

Answer

Magnetic force

Question 32

Which season happens when the Northern Hemisphere leans towards the Sun?

Accepted Answer

Summer

Answer

Spring

Answer

Autumn

Answer

Winter

Question 33

Which of these lines on a globe or map separates the Earth into the Northern and Southern Hemispheres?

Accepted Answer

Equator

Answer

Prime Meridian

Answer

Tropic of Cancer

Answer

Arctic Circle

Question 34

Which energy source is renewable and created by the spinning of the Earth?

Accepted Answer

Tidal energy

Answer

Fossil fuels

Answer

Solar energy

Answer

Wind energy

Question 35

Around how long does it take for the Earth to complete one full turn on its axis?

Accepted Answer

24 hours

Answer

12 hours

Answer

365 days

Answer

27 days

Question 36

Which of these is NOT one of the main gases in the Earth's atmosphere?

Accepted Answer

Water vapour

Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Question 37

What is the name of the extremely hot, liquid layer of the Earth that surrounds the solid inner core?

Accepted Answer

Outer core

Answer

Mantle

Answer

Crust

Answer

Lithosphere

Question 38

Which of the following layers of the Earth is the thinnest?

Accepted Answer

Crust

Answer

Mantle

Answer

Inner Core

Answer

Outer Core

Question 39

What is the name of the molten rock layer beneath the Earth's crust?

Accepted Answer

Mantle

Answer

Crust

Answer

Core

Answer

Atmosphere

Question 40

What part of the Earth is responsible for its magnetic field?

Accepted Answer

Outer Core

Answer

Inner Core

Answer

Mantle

Question 41

What is the imaginary line around which the Earth rotates called?

Accepted Answer

Axis

Answer

Meridian

Answer

Equator

Answer

Horizon

Question 42

Which of the following is a benefit of the Earth's atmosphere?

Accepted Answer

Protects from harmful radiation

Answer

Creates tornadoes

Answer

Causes earthquakes

Question 43

What is the main component of the Earth's crust?

Accepted Answer

Rocks

Answer

Soil

Answer

Water

Answer

Air

Question 44

Which of the following is a renewable resource found on Earth?

Accepted Answer

Trees

Answer

Oil

Answer

Coal

Question 45

Which layer of the Earth is the hottest and is made up mostly of iron and nickel?

Accepted Answer

Core

Answer

Crust

Answer

Mantle

Answer

Atmosphere

Question 46

What causes the day and night cycle on Earth?

Accepted Answer

Earth's rotation on its axis

Answer

The Sun's movement across the sky

Answer

The Moon's gravitational pull

Answer

Earth's revolution around the Sun

Question 47

What is the name of the outermost and thinnest layer of the Earth?

Accepted Answer

Crust

Answer

Core

Answer

Mantle

Question 48

Why do we experience different seasons on Earth?

Accepted Answer

Earth's tilt on its axis as it orbits the Sun

Answer

Earth's rotation speed

Answer

The Moon's gravitational pull

Question 49

Which of these is NOT a valuable resource found within the Earth's crust?

Accepted Answer

Air

Answer

Iron Ore

Answer

Coal

Question 50

Which of these is an example of a landform that can be created by the movement of tectonic plates?

Accepted Answer

Mountains

Answer

Rivers

Answer

Lakes

Question 51

Imagine you are building a model of the Earth using different materials. Which material would be most suitable to represent the Earth's mantle?

Accepted Answer

A thick layer of playdough

Answer

A small metal ball

Answer

A thin sheet of cardboard

Answer

A balloon filled with air