SR Nebular Theory

Front

What is a nebula?

Back

An enormous cloud of dust and gas occupying the space between stars and acting as a nursery for new stars.

Front

What theory explains the formation of the solar system?

Back

Nebular Theory.

Front

What are Mercury, Venus, Earth, and Mars classified as?

Back

Terrestrial or Rocky planets.

Front

What happens as a nebula collapses?

Back

It begins to rotate.

Front

What do planetesimals do during the formation of the solar system?

Back

They keep colliding and sticking together.

Front

What is the main component of a nebula?

Back

Dust and gas.

Front

What is the role of gravity in the formation of stars from a nebula?

Back

Gravity causes the nebula to collapse and form denser regions that eventually become stars.

Front

What is the process called when a star forms from a nebula?

Back

Stellar formation.

Front

What is the difference between terrestrial and gas giant planets?

Back

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

Front

What is the significance of the solar nebula in the Nebular Theory?

Back

It is the rotating disk of gas and dust from which the solar system formed.