Astro IGCSE

What is the Moon?

• It is a planet
• It is a satellite
• It is a star
• It is a comet

What is the Sun?

• It is a satellite
• It is a Star
• It is a comet
• It is a planet

How many planets are there in the Solar System?

• eight
• three
• nine
• ten

Galaxies are:

• gropus of Asteroids

• Groups of planets

• Groups of stars, gas and dust.

• Group of satellites

What is this?

• satellite
• planets
• stars
• sun

Mercury is the smallest planet in the Solar System.

• True

• False

These planets are the?

• Inner(Rocky) planets

• Outer(Gas Giants) planets

What planets are these?

• Inner(Rocky) Planets

• Outer(Gas Giants) Planets

There is one star in our solar system.

• True
• False

Where is our solar system located in the Milky Way

• At the center
• Near the center
• On a spiral arm
• Outside the galaxy