Lesson 1-2 Astronomy Concepts

Front

What are the four outer planets known for?

Back

They are large and made of gases.

Front

What is the term for a star and all the planets and other objects that revolve around it?

Back

Solar system

Front

What are small objects that revolve around the sun made of ice, frozen gases, and dust called?

Back

Comets

Front

What is a group of stars, star systems, star clusters, dust, and gas held together by gravity?

Back

Galaxy

Front

What is a true statement about the four planets closest to the Sun?

Back

They are all small and rocky.

Front

What is the largest planet in our solar system?

Back

Jupiter

Front

What do we call the path that a planet takes as it revolves around the sun?

Back

Orbit

Front

What is the name of our galaxy?

Back

Milky Way

Front

What is the term for a celestial body that orbits a planet?

Back

Moon

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.