Celestial Objects Review

Front

What do inner planets (terrestrial) and outer planets (Jovian) have in common?

Back

They all have an elliptical orbit around the Sun.

Front

What primarily causes the Earth's orbit?

Back

The Sun's mass.

Front

Which terrestrial planet has the largest diameter?

Back

Earth.

Front

What are comets mainly made of?

Back

Ice and dust.

Front

True or False: When bringing a Moon rock back to Earth, the mass stays the same but the weight would be different.

Back

True.

Front

What are the four terrestrial planets in our solar system?

Back

Mercury, Venus, Earth, Mars.

Front

What is the main difference between terrestrial and Jovian planets?

Back

Terrestrial planets are rocky, while Jovian planets are gas giants.

Front

What is an elliptical orbit?

Back

An orbit that is oval-shaped, not a perfect circle.

Front

Name a characteristic of Jovian planets.

Back

They have thick atmospheres and are mostly made of gases.

Front

What is the primary component of the Sun's mass?

Back

Hydrogen.