Solar System

The difference between a meteor, meteoroid, and meteorite is: 

The difference between a meteoroid and asteroid is

What proved that the geocentric model was wrong?

Comets have what kind of orbit?

What is a geocentric model of our solar system?

Which planet is the largest and has the greatest gravitational pull?

What is the center of a comet called?

When a meteor is burning in Earth's atmosphere it is also called a: 

What separates the inner planets from the inner planets?

The asteroid belt is located between which two planets?

Which planet is the butt of all jokes in Science?

If a meteoroid comes into the Earth's atmosphere and begins to burn, it is now called a: 

A meteor that survives the Earth's atmosphere and hits the ground is now called a: 

Comet's form a tail as they get closer to: 

Comets have elliptical orbits. What does elliptical mean?

What force keeps our planets in orbit around the sun?

This object can be a few feet wide (like a boulder) to hundreds of miles in diameter. 

This object is the smaller version of an asteroid and is found in space.

How often does Halley's comet orbit the sun?

Where are most comets found?

True or False: Most meteoroids burn up before they hit the Earth.

Which of the following is made of frozen ice, gas, and dust? 

Which small body in space is often called a "minor planet"?

What formed first?

What planets are the rocky planets in order?

What do scientists believe our solar system formed from?

Most asteroids can be found in the:

When the Earth passes through the tail of a comet, we experience a:

Why did people not believe Galileo when he said the Sun was in the middle of our solar system?

Which planet rotates on its side?

Name the 3 parts of a comet.

Which way does a comet's tail always point?

What is another name for a comet?

Why is Venus the hottest planet?

Why does Mars appear red in color?