Space (BI.5) Practice

Front

What is an asteroid?

Back

A rocky mass that orbits the Sun.

Front

List the planets of our solar system.

Back

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

Front

What does the Milky Way contain?

Back

Our solar system.

Front

Why do scientists study the Milky Way?

Back

It is Earth's home galaxy.

Front

What is a common characteristic of all planets in the solar system?

Back

They all have gravity.

Front

What is the largest planet in our solar system?

Back

Jupiter.

Front

What is the closest planet to the Sun?

Back

Mercury.

Front

What is the main component of the Sun?

Back

Hydrogen.

Front

What is a galaxy?

Back

A large system of stars, gas, and dust bound together by gravity.

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.