Earth
The Moon
Our Solar Sytem
Beyond our Solar System
Space Milestones
100

What is the name of the movement Earth makes that causes day and night?

Rotation.

100

The Moon is Earth's natural ________?

Satellite.

100

Which planet is known as the "Red Planet" due to its rusty, iron-rich soil?

Mars.

100

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

The Milky Way.

100

Who was the first human to walk on the Moon during the Apollo 11 mission?

Neil Armstrong.

200

How long does it take Earth to complete one full revolution of the Sun?

365.25 Days.

200

True or False: The Moon produces it's own light

False. The moon reflects the Sun's light.

200

What type of eclipse occurs when the Moon passes between Earth and the Sun, blocking the Sun’s light?

Solar Eclipse.

200

What do you call a group of stars that form a recognizable pattern or picture in the sky?

A Constellation.

200

What is the name of the giant laboratory that orbits Earth where astronauts from different countries live and work?

The International Space Station (ISS).

300

The season which a hemisphere is tilted towards the Sun is known as _______.

Summer.

300

Approximately how many days does it take the Moon to complete one full cycle of its phases?

28-29 Days.

300

What is the largest planet in our Solar System?

Jupiter.

300

What massive, invisible object with gravity so strong that even light cannot escape is often found at the center of galaxies?

A Black Hole.

300

Because sound cannot travel through the vacuum of space, how do Spacecrafts communicate with Earth?

Radio Waves.

400

What is the invisible line Earth spins around as it rotates?

The Axis.

400

What phase is the Moon in when none of its illuminated side is visible from Earth?

New Moon.

400

Which planet is the hottest in our solar system because its thick atmosphere traps heat?

Venus.

400

Space is so big that we don't measure distance in miles or kilometres. What units do we use for Space?

A Light-Year (which is about 9.5 trillion kilometres!).

400

What was the name of the very first artificial satellite launched into space by the Soviet Union in 1957?

Sputnik 1.

500

What are the two main reasons Earth experiences 4 different seasons?

The Axial tilt, and Earth's revolution around the sun.

500

What term is used to describe the Moon phases when the visible portion appears to be growing larger?

Waxing.

500

What is the name of the area between the inner and outer planets where thousands of objects orbit the Sun?

The Asteroid Belt.

500

What is the term for a massive explosion that occurs at the very end of a large star's life cycle?

A Supernova.

500

In 1977, NASA launched two identical probes to study the outer planets. They are now the furthest man-made objects from Earth. What are they called?

Voyager 1 & Voyager 2.

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