Level 7, Unit 2.

This is at the center of a planet.

• Gravity

• Core

• Surface

• Craters

This pulls you towards the core of the planet, it is the reason why you stick to the ground.

• Gravity

• Core

• Surface

• Craters

I am everything and nothing, the beginning and the end of all things.

• Space probe

• Matter

• Distance

• Diameter

The outside layer of something.

• Crater

• Surface

• Orbit

• Unique

One of a Kind. It's something special and not seen in everything.

• Orbit

• Unique

• Distance

• Diameter

They are the first to see how space looks like.

• Orbit

• Space probe

• Astronomer

• Palentologist

To run in circles around something still.

• Unique

• Orbit

• Spin

• Craters

To discover a new place that you've never been to before.

• Orbit

• Explore

• Bodies

• Unique

There are ________ and _______ planets in our solar system.

• Inner

• Surface

• Outer

• Core

I will pass the exam if I study hard.

The blue part is a _____________.

• Result.

• Future possibility.