Which is the largest Inner planet?

Which inner planet is almost the same size as Earth?

Which of the inner planets is the densest?

Which of the planets is the hottest?

What are the terrestrial planets?

What is the asteroid belt?

Which of these has no moon?

Our Solar System is in the Milky Way galaxy. What type of galaxy is it?

Who used a telescope to help prove that the Sun was in the center of the Solar System?

The model of the solar system that says the Earth is in the center.

The distances to nearby stars can be measured using what?

What type of galaxy has no real shape and is the home of many new stars?

Which object is so dense that nothing, including light, can escape its gravity field?

What tells us that around 14 billion years ago, the universe began expanding out of an enormous explosion?

What contains over 99% of the mass found in our solar system?

What is in the center of the heliocentric solar system?

In the 1500's Nicolaus Copernicus proposed a new theory called the heliocentric model. Which of these statements BEST describes this new theory?

A galaxy that has a shape like an egg or a football.

A group of stars, gas, and dust held together by gravity is what?

The spiral shape of t he Milky Way Galaxy CANNOT be seen from Earth. Why?

Which is located the furtherest from our Sun?

Planet, ____________, galaxy, universe. What goes in the blank?

The Milky Way Galaxy is BEST described as having

What is a shooting star?

Where will we find most of the asteroids in our solar system?

Earth, _________, Solar System, Galaxy. What is missing?

What is the correct of the inner planets?