8.9B, 7.9B -- -- 8th Grade Science

Front

What is a massive system of stars, dust, gas, planets, and other objects held together by gravity?

Back

Galaxy

Front

What is a collection of stars, dust, and gas bound together by gravity?

Back

Galaxy

Front

What happens to the force of gravity as the mass of the objects increases?

Back

The force of gravity increases.

Front

Are galaxies larger than our solar system?

Back

TRUE

Front

What type of galaxy has a central bulge with arms that spread outward?

Back

Spiral

Front

What is the term for the gravitational pull between two objects?

Back

Gravity

Front

What is the name of our galaxy?

Back

Milky Way Galaxy

Front

What is the difference between a galaxy and a solar system?

Back

A galaxy is a massive system containing billions of stars, while a solar system consists of a star and the objects that orbit it.

Front

What are the three main types of galaxies?

Back

Elliptical, Spiral, and Irregular.

Front

What is the force that keeps planets in orbit around the sun?

Back

Gravity.