Models of the Solar System

The largest planet in our solar system is...

In the ______ model of the solar system, all planets revolve around the sun

Process through which small particles in the universe collided and created our solar system is

The _______ system states that all planets revolve around the Earth

The sun has _____ number of layers

One astronomical unit (AU) is equal to the distance between...

The sun has an atmosphere

Areas of gas on the sun's surface that are cooler than gases around them are...

A planet has to be round, orbit the sun, and _________

A planet's _______ is a thin disk made of ice and rock

Small, mostly rocky bodies found in the solar system are called...

Who discovered 4 moons around Jupiter?

Trapping of heat by the atmosphere is called the...

______ is made up of electrical particles from the sun; caused a blackout in Canada

The sun has a solid surface

This planet does not have an atmosphere

The outer planets are also called the...

This planet's atmosphere is so thick it could crush you

Huge loops of gas on the sun's surface are called...

Pluto is considered a ________ because it has not cleared out its orbit

Before the invention of telescopes, people believed in the _______ model of the solar system

Inner planets are also called _______