Earth and Space: Explore the Wonders of Our Universe

Question 1

Which planet in our solar system is nicknamed the "Red Planet" because of its reddish soil?

Accepted Answer

Mars

Answer

Mercury

Answer

Jupiter

Answer

Saturn

Question 2

Which of these is NOT part of our solar system?

Accepted Answer

A comet

Answer

The Sun

Answer

The Moon

Answer

Saturn

Question 3

Which of these was once considered a planet in our solar system but is not anymore?

Accepted Answer

Pluto

Answer

Mercury

Answer

Venus

Answer

Jupiter

Question 4

How long does it take for the Earth to orbit the Sun once?

Accepted Answer

One year

Answer

One day

Answer

One month

Answer

Ten years

Question 5

Which star does our planet Earth orbit?

Accepted Answer

The Sun

Answer

The Moon

Answer

Jupiter

Answer

Polaris

Question 6

What causes day and night on Earth?

Accepted Answer

Earth spinning west to east once every 24 hours

Answer

Earth spinning east to west once every 24 hours

Answer

Earth spinning west to east once every 12 hours

Answer

Earth spinning east to west once every 365 days

Question 7

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

Accepted Answer

Pluto

Answer

Mars

Answer

Jupiter

Answer

Saturn

Question 8

Which planet in our solar system is the hottest?

Accepted Answer

Venus, the planet with thick clouds

Answer

Mars, the red planet

Answer

Mercury, the planet closest to the Sun

Answer

Jupiter, the biggest planet in the solar system

Question 9

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

Accepted Answer

Pluto

Answer

Earth

Answer

Mercury

Answer

Mars

Question 10

What is the name of our home planet?

Accepted Answer

Earth

Answer

Mars

Answer

Jupiter

Answer

Moon

Question 11

Which planet is the farthest away from the Sun?

Accepted Answer

Neptune

Answer

Mars

Answer

Saturn

Answer

Uranus

Question 12

How do the Earth's spinning and orbiting motions create day and night and the seasons?

Accepted Answer

The Earth spins once a day, causing day and night. It also orbits the sun once a year, causing the seasons.

Answer

The Earth orbits the sun once a day, causing day and night. It also spins once a year, causing the seasons.

Answer

The Earth doesn't spin or orbit the sun.

Answer

The Earth's spinning motion causes the seasons, and its orbiting motion around the sun causes day and night.

Question 13

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

Accepted Answer

Pluto

Answer

Earth

Answer

Saturn

Answer

Neptune

Question 14

Which of these is NOT part of our solar system?

Accepted Answer

Pluto

Answer

Mars

Answer

The Sun

Answer

Jupiter

Question 15

Which object was once considered a planet in our solar system but is no longer classified as one?

Accepted Answer

Pluto

Answer

Earth

Answer

Mars

Answer

Saturn

Question 16

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

Accepted Answer

Moon

Answer

Mars

Answer

Jupiter

Answer

Saturn

Question 17

In our solar system, which of these is a star, not a planet?

Accepted Answer

Sun

Answer

Earth

Answer

Jupiter

Answer

Mars

Question 18

What happens every day because the Earth spins around?

Accepted Answer

The sun appears to rise and set.

Answer

The moon changes its shape.

Answer

The stars twinkle.

Answer

The seasons change.

Question 19

Which planet in our solar system is the biggest?

Accepted Answer

Jupiter

Answer

Earth

Answer

Mars

Answer

Venus

Question 20

Which planet in our solar system is the largest?

Accepted Answer

Jupiter

Answer

Saturn

Answer

Uranus

Answer

Neptune

Question 21

Which part of space is filled with billions of stars?

Accepted Answer

Galaxy

Answer

Solar system

Answer

Constellation

Answer

Universe

Question 22

When you look up at the night sky, what do you call a group of stars that make a shape?

Accepted Answer

A constellation

Answer

A single star

Answer

A planet

Answer

A galaxy

Question 23

Which of these is NOT part of our solar system?

Accepted Answer

Andromeda Galaxy

Answer

Sun

Answer

Mars

Answer

Moon

Question 24

Why does it get dark at night?

Accepted Answer

Different parts of the Earth face away from the sun.

Answer

The Earth has stopped spinning.

Answer

The sun goes far away at night.

Answer

The Earth is tilted.

Question 25

What is a ball of extremely hot gas that shines brightly and gives us light and warmth?

Accepted Answer

Star

Answer

Moon

Answer

Planet

Question 26

Who wears a special suit and travels in a rocket to explore space?

Accepted Answer

An astronaut

Answer

A police officer

Answer

A doctor

Answer

A firefighter

Question 27

Which planet in our solar system is the largest?

Accepted Answer

Jupiter

Answer

Mars

Answer

Earth

Answer

Saturn

Question 28

Which of these is NOT a member of our solar system?

Accepted Answer

The North Star

Answer

The Sun

Answer

The Moon

Answer

Mars

Question 29

What makes things fall to the ground when you let go of them?

Accepted Answer

Gravity

Answer

The wind

Answer

The air

Answer

Their weight

Question 30

Why does it get dark at night?

Accepted Answer

The Earth spins, and different parts face away from the sun.

Answer

The sun hides behind the mountains.

Answer

The moon blocks the sun.

Question 31

When you drop a ball, what causes it to fall to the ground?

Accepted Answer

The Earth's gravity pulling it down

Answer

The wind pushing it down

Answer

A magical force pulling it down

Question 32

What makes it day and night on Earth?

Accepted Answer

The Earth spinning like a top

Answer

The Sun moving around the Earth

Answer

The Moon blocking the Sun

Question 33

In space, what are groups of stars called?

Accepted Answer

Clusters

Answer

Planets

Answer

Moons

Answer

Stars

Question 34

What is a special feature of stars?

Accepted Answer

They produce their own light and heat.

Answer

They are made of ice and rock.

Answer

They orbit planets.

Question 35

Why do we experience different seasons on Earth, such as summer and winter?

Accepted Answer

Because the Earth's axis is tilted, causing different parts of the Earth to receive varying amounts of sunlight at different times of the year.

Answer

Because the Earth's distance from the Sun varies throughout the year.

Answer

Because the Earth's speed of rotation changes throughout the year.

Answer

Because the Earth's shape changes throughout the year.

Question 36

What is a star?

Accepted Answer

A ball of hot gas that gives off light and heat.

Answer

A planet that goes around the Sun.

Question 37

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

Accepted Answer

Mercury

Answer

Earth

Answer

Venus

Answer

Mars

Question 38

What is the term for the Earth's movement around the sun?

Accepted Answer

Revolution

Answer

Rotation

Answer

Spinning

Question 39

What is the name of the big, bright object in the sky that our planets go around?

Accepted Answer

The Sun

Answer

The Moon

Answer

A Cloud

Question 40

Which planet in our solar system is closest to the star that gives us light and warmth?

Accepted Answer

Mercury

Answer

Venus

Answer

Earth

Question 41

Which star is closest to our planet Earth?

Accepted Answer

Sun

Answer

Jupiter

Answer

Venus

Answer

Mars

Question 42

Which planet is the closest to the Sun?

Accepted Answer

Mercury

Answer

Earth

Answer

Mars

Answer

Jupiter

Question 43

If you were floating in space, which planet would you see first, closest to the Sun?

Accepted Answer

Mercury

Answer

Earth

Answer

Jupiter

Answer

Saturn

Question 44

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

Accepted Answer

Mercury

Answer

Mars

Answer

Venus

Question 45

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

Accepted Answer

Mercury

Answer

Saturn

Answer

Earth

Answer

Neptune

Question 46

Which object is the closest to our planet Earth?

Accepted Answer

The Moon

Answer

The Sun

Answer

Mars

Answer

Jupiter

Question 47

What causes day and night on Earth?

Accepted Answer

The Earth spins like a top

Answer

The Moon blocks the Sun

Answer

Clouds move around the Earth

Answer

The Sun moves around the Earth

Question 48

What is a huge group of stars held together by gravity called?

Accepted Answer

Galaxy

Answer

Solar System

Answer

Constellation

Answer

Planet

Question 49

Pluto was once considered a planet, but scientists now say it's not. Which of these is the reason why?

Accepted Answer

Pluto is too small.

Answer

Pluto is too far from the Sun.

Answer

Pluto has too many moons.

Question 50

Which of these was once considered a planet but is no longer classified as one?

Accepted Answer

Pluto

Answer

Mars

Answer

Jupiter

Question 51

What is the biggest object in our solar system?

Accepted Answer

The Sun

Answer

Jupiter

Answer

Earth

Question 52

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

Accepted Answer

Pluto

Answer

Mercury

Answer

Neptune

Answer

Mars

Question 53

Which planet in our solar system has the most moons?

Accepted Answer

Jupiter

Answer

Earth

Answer

Saturn

Question 54

Why do we have different seasons on Earth?

Accepted Answer

Because the Earth's axis tilts towards and away from the Sun throughout the year.

Answer

Because the Earth's orbit around the Sun is elliptical.

Answer

Because the Sun's energy output changes throughout the year.

Question 55

How does space exploration help us learn about the universe?

Accepted Answer

Spacecraft visit other planets and stars, teaching us about them.

Answer

Space exploration helps us find new places for people to live.

Answer

Only astronauts and scientists can learn from space exploration.

Question 56

What is the name of the biggest moon in our solar system?

Accepted Answer

Ganymede

Answer

Titan

Answer

Callisto

Answer

Luna

Question 57

Which planet in our solar system is known for its beautiful and easily visible rings?

Accepted Answer

Saturn

Answer

Mars

Answer

Jupiter

Question 58

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

Accepted Answer

Jupiter

Answer

Saturn

Answer

Uranus

Answer

Mars

Question 59

Which galaxy is our solar system a part of?

Accepted Answer

Milky Way Galaxy

Answer

Whirlpool Galaxy

Answer

Andromeda Galaxy

Question 60

Which of Jupiter's moons is the largest in our solar system?

Accepted Answer

Ganymede

Answer

Titan

Answer

Callisto

Question 61

Which planet in our solar system is the coldest?

Accepted Answer

Neptune

Answer

Mars

Answer

Jupiter

Question 62

Which planet in our solar system is known for its large, beautiful rings?

Accepted Answer

Saturn

Answer

Jupiter

Answer

Uranus

Question 63

Which planet in our solar system has the greatest number of moons?

Accepted Answer

Jupiter

Answer

Earth

Answer

Saturn

Answer

Neptune

Question 64

Our solar system is part of which galaxy?

Accepted Answer

The Milky Way

Answer

The Andromeda Galaxy

Answer

The Large Magellanic Cloud