Earth and Space Quizzes: Explore Our Planet and Beyond

Question 1

How can you tell the difference between a planet in our solar system and a star like our Sun?

Accepted Answer

Planets are smaller and don't make their own light, while stars are bigger and shine by themselves.

Answer

Stars are smaller and don't make their own light, while planets are bigger and shine by themselves.

Answer

Planets and stars are both the same size, and they both make their own light.

Answer

Planets are bigger and don't make their own light, while stars are smaller and shine by themselves.

Question 2

Which planet in our solar system is the closest to the Sun?

Accepted Answer

Mercury

Answer

Jupiter

Answer

Earth

Answer

Mars

Question 3

Which layer of the Earth is NOT solid?

Accepted Answer

Atmosphere

Answer

Crust

Answer

Mantle

Answer

Core

Question 4

Our solar system is part of a much bigger collection of stars, gas, and dust called a galaxy. What is the main difference between a galaxy and our solar system?

Accepted Answer

A galaxy is much larger than our solar system and contains many more stars.

Answer

A galaxy is smaller than our solar system.

Answer

A galaxy is made up of only stars.

Answer

Our solar system is at the center of the Milky Way galaxy.

Question 5

Which part of the Earth is liquid?

Accepted Answer

Outer core

Answer

Crust

Answer

Mantle

Answer

Inner core

Question 6

Which of these is NOT a difference between stars and planets?

Accepted Answer

All stars are larger than all planets.

Answer

Stars are made of gas, while planets are made of rock and metal.

Answer

Stars produce their own light, while planets reflect light from stars.

Question 7

Scientists believe that the universe started with what?

Accepted Answer

A tiny ball of hot gas that exploded.

Answer

A big bang of fireworks

Answer

A magical being

Question 8

Which special feature helps a reflecting telescope see far into space?

Accepted Answer

A curved mirror

Answer

A long tube

Answer

A magnifying glass

Answer

Nighttime use only

Question 9

Who was the first human to walk on the Moon?

Accepted Answer

Neil Armstrong

Answer

Yuri Gagarin

Answer

Alan Shepard

Question 10

What force keeps the planets in our solar system moving around the Sun?

Accepted Answer

The Sun's gravity

Answer

A magic force

Answer

Invisible strings

Question 11

Stars come in different colors. Which color indicates the hottest stars?

Accepted Answer

Blue

Answer

Red

Answer

Yellow

Question 12

Which solar system does our planet Earth belong to?

Accepted Answer

The Solar System

Answer

The Milky Way

Answer

The Universe

Question 13

Why is the ozone layer important for us?

Accepted Answer

It protects us from the sun's harmful rays.

Answer

It helps keep the Earth warm.

Answer

It gives us the oxygen we breathe.

Answer

It stops meteors from hitting Earth.

Question 14

Which planet is the closest to the Sun?

Accepted Answer

Mercury

Answer

Mars

Answer

Jupiter

Answer

Saturn

Question 15

What happens when the Earth's tectonic plates move?

Accepted Answer

They create earthquakes and volcanoes.

Accepted Answer

They change the shape of the Earth's surface, forming mountains and valleys.

Answer

They make the Earth's surface flat.

Answer

They have no effect on the Earth's surface.

Question 16

Light travels very fast! Do you know how far light travels in one year? This distance has a special name. What is it called?

Accepted Answer

A light-year

Answer

A light-second

Question 17

Which satellite was the first to be launched into space, and by which country?

Accepted Answer

Sputnik 1, Soviet Union

Answer

Explorer 1, United States

Answer

Luna 1, United States

Answer

Vanguard 1, Soviet Union

Question 18

Which tools would be most helpful for studying a planet during a space mission?

Accepted Answer

Telescope, camera, and spectrometer

Answer

Shovel, magnifying glass, and trowel

Answer

Notebook, pencil, and ruler

Question 19

Which of these is the biggest planet in our solar system?

Accepted Answer

Jupiter

Answer

Mars

Answer

Earth

Answer

Venus

Question 20

What is the name of the force that pulls us towards the Earth's surface?

Accepted Answer

Gravity

Answer

Magnetism

Answer

Friction

Answer

Centrifugal force

Question 21

Which planet has special rings around it?

Accepted Answer

Saturn

Answer

Uranus

Answer

Venus

Answer

Mars

Question 22

What is the name of the galaxy that our solar system is in?

Accepted Answer

Milky Way Galaxy

Answer

Andromeda Galaxy

Answer

Triangulum Galaxy

Answer

Large Magellanic Cloud

Question 23

What was once thought to be the ninth planet from the Sun but is now considered a dwarf planet?

Accepted Answer

Pluto

Answer

Eris

Answer

Ceres

Answer

Haumea

Question 24

What do we use to study stars and other things in space?

Accepted Answer

Telescope

Answer

Microscope

Answer

Binoculars

Answer

Spectroscope

Question 25

Which star is at the center of our solar system?

Accepted Answer

Sun

Answer

Moon

Answer

Mars

Answer

Saturn

Question 26

Which planet is known as the 'Red Planet'?

Accepted Answer

Mars

Answer

Earth

Answer

Jupiter

Answer

Neptune

Question 27

Which is the largest planet in our solar system?

Accepted Answer

Jupiter

Answer

Earth

Answer

Neptune

Answer

Mars

Question 28

Which of the following is NOT a type of galaxy?

Accepted Answer

Planetary Galaxy

Answer

Spiral Galaxy

Answer

Elliptical Galaxy

Answer

Irregular Galaxy

Question 29

Which galaxy is our solar system in?

Accepted Answer

Milky Way Galaxy

Answer

Andromeda Galaxy

Answer

Triangulum Galaxy

Answer

Orion Galaxy

Question 30

Which of the following emits its own light?

Accepted Answer

Star

Answer

Moon

Answer

Planet

Answer

Asteroid

Question 31

What is the natural object that orbits Earth?

Accepted Answer

Moon

Answer

Sun

Answer

Mars

Answer

Jupiter

Question 32

Which planet in our solar system is the hottest?

Accepted Answer

Venus

Answer

Earth

Answer

Mercury

Answer

Jupiter

Question 33

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

Accepted Answer

Equator

Answer

Tropic of Cancer

Answer

Prime Meridian

Answer

International Date Line

Question 34

Which planet in our solar system is the largest?

Accepted Answer

Jupiter

Answer

Mars

Answer

Saturn

Answer

Uranus

Question 35

What do we call the star at the centre of our solar system?

Accepted Answer

Sun

Answer

Moon

Answer

Venus

Answer

Jupiter

Question 36

Which of these is NOT a planet in our solar system?

Accepted Answer

Pluto

Answer

Earth

Answer

Mars

Answer

Venus

Question 37

What do we call the collection of billions of stars that our solar system is part of?

Accepted Answer

A galaxy

Answer

A planet

Answer

A star

Answer

A constellation

Question 38

Which one is our home planet?

Accepted Answer

Earth

Answer

Mars

Answer

Jupiter

Answer

Saturn

Question 39

Apart from our planet, what is the only other celestial body that orbits Earth?

Accepted Answer

Moon

Answer

Sun

Answer

Venus

Answer

Jupiter

Question 40

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

Accepted Answer

Atmosphere

Answer

Troposphere

Answer

Ozone layer

Answer

Hydrosphere

Question 41

Which planet in our solar system is the hottest?

Accepted Answer

Venus

Answer

Mercury

Answer

Mars

Answer

Jupiter

Question 42

What gives objects weight and makes them fall to the ground?

Accepted Answer

Gravity

Answer

Magnetism

Answer

Electricity

Answer

Friction

Question 43

What do we call a group of stars that form a recognisable pattern in the night sky?

Accepted Answer

Ursa Major

Answer

Sun

Answer

Venus

Answer

Jupiter

Question 44

Which is the biggest planet in our solar system?

Accepted Answer

Jupiter

Answer

Earth

Answer

Mars

Answer

Venus

Question 45

What is the name of the star at the center of our solar system?

Accepted Answer

Sun

Answer

Moon

Answer

Earth

Answer

Mars

Question 46

Which of these is not a planet?

Accepted Answer

Sun

Answer

Mercury

Answer

Jupiter

Answer

Saturn

Question 47

Which is the smallest planet in our solar system?

Accepted Answer

Mercury

Answer

Venus

Answer

Earth

Answer

Mars

Question 48

What's the name of the object that goes around the Earth?

Accepted Answer

Moon

Answer

Sun

Answer

Jupiter

Answer

Mars

Question 49

Which of these is not part of the universe?

Accepted Answer

Chairs

Answer

Planets

Answer

Stars

Answer

Galaxies

Question 50

What keeps the planets in orbit around the Sun?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Electricity

Question 51

Which planet is called the "Red Planet"?

Accepted Answer

Mars

Answer

Mercury

Answer

Venus

Answer

Jupiter

Question 52

Which planet is closest to the Sun?

Accepted Answer

Mercury

Answer

Earth

Answer

Mars

Answer

Venus

Question 53

What is the name of the star at the center of our solar system?

Accepted Answer

Sun

Answer

Moon

Answer

Earth

Answer

Mars

Question 54

Which planet is known as the 'Red Planet'?

Accepted Answer

Mars

Answer

Mercury

Answer

Venus

Answer

Jupiter

Question 55

Which planet is the largest in our solar system?

Accepted Answer

Jupiter

Answer

Saturn

Answer

Neptune

Answer

Mars

Question 56

Which of these is NOT a part of the Earth?

Accepted Answer

Stars

Answer

Atmosphere

Answer

Crust

Answer

Core

Question 57

What is the name of the force that keeps us on the Earth's surface?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Centrifugal force

Question 58

Which of these is a natural satellite of the Earth?

Accepted Answer

Moon

Answer

Sun

Answer

Mars

Answer

Jupiter

Question 59

What is the name of the galaxy that contains our solar system?

Accepted Answer

Milky Way

Answer

Andromeda

Answer

Orion

Answer

Ursa Major

Question 60

What is the group of stars that make a particular pattern in the night sky called?

Accepted Answer

Constellation

Answer

Galaxy

Answer

Nebula

Answer

Asteroid belt

Question 61

What is the closest star to Earth?

Accepted Answer

Sun

Answer

Mars

Answer

Jupiter

Answer

Venus

Question 62

Which of the following is a galaxy?

Accepted Answer

Milky Way

Answer

Solar System

Answer

Mars

Answer

Jupiter

Question 63

What is the shape of our planet?

Accepted Answer

Round

Answer

Flat

Answer

Square

Answer

Triangle

Question 64

What makes day and night happen on Earth?

Accepted Answer

Earth spinning around

Answer

Earth moving around the Sun

Answer

Moon moving around Earth

Answer

Sun spinning around