Universe/Solar System Study Guide 1 24 25

Front

What are the main types of galaxies?

Back

Elliptical, spiral, irregular

Front

What type of galaxy is the Milky Way?

Back

Spiral

Front

What is the difference between elliptical and spiral galaxies?

Back

Elliptical galaxies have little gas and dust.

Front

What is the process that helps form stars, planets, and solar systems by gathering smaller pieces?

Back

Accretion

Front

How many stars are in our solar system?

Back

1

Front

What do planets in a solar system orbit?

Back

A star

Front

What is a light year?

Back

The distance light travels in one year.

Front

What type of model did people once believe our solar system followed?

Back

Geocentric model

Front

Property of terrestrial planets?

Back

Rocky surfaces

Front

What shape do planets follow in their orbit around the Sun?

Back

Elliptical