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

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

The outside layer of something.

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

They are the first to see how space looks like.

To run in circles around something still.

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

There are ________ and _______ planets in our solar system.

I will pass the exam if I study hard.

The blue part is a _____________.

If you don't sleep now, you will be tired.

The blue part is a _____________.

If the sun comes closer to earth, we will all burn to ashes. <3

The blue part is a _____________.

If you're tired, you will sleep like a baby.

The blue part is a _____________.

You will starve to death if you don't eat for more than 3 days.

The blue part is a ____________.

You'll be thirsty if you run for a long time.

The blue part is a ____________.