Solar System Practice for Test

Front

What causes a nebula to start collapsing?

Back

Gravity

Front

What are the most abundant gases in a nebula?

Back

Hydrogen & Helium

Front

Which planet has an atmosphere that is approximately 75% hydrogen and 25% helium?

Back

Saturn

Front

Which planet does not have any moons?

Back

Venus

Front

Which planet has a very thin atmosphere composed mainly of carbon dioxide (CO2)?

Back

Mars

Front

What is a nebula?

Back

A nebula is a giant cloud of dust and gas in space, often the birthplace of stars.

Front

What is the primary component of the Sun?

Back

Hydrogen, making up about 74% of its mass.

Front

Which planet is known for its prominent ring system?

Back

Saturn.

Front

What is the largest planet in our solar system?

Back

Jupiter.

Front

What is the main difference between terrestrial and gas giant planets?

Back

Terrestrial planets are rocky, while gas giants are mostly composed of gases.