SR Nebular Theory

Front

What stage of the stellar life cycle is our sun currently in?

Back

Main sequence

Front

What force caused the massive nebula to collapse and form our sun?

Back

Gravity

Front

What is the theory that explains the formation of the solar system?

Back

Nebular Theory

Front

Which planets are classified as the outer planets?

Back

Jupiter, Saturn, Uranus, and Neptune

Front

How long ago did the solar system begin to form?

Back

5 billion years ago

Front

What is a nebula?

Back

A large cloud of gas and dust in space, often the birthplace of stars.

Front

What is the main sequence phase in a star's life cycle?

Back

The phase where a star fuses hydrogen into helium in its core.

Front

What are the inner planets of the solar system?

Back

Mercury, Venus, Earth, and Mars.

Front

What is the role of gravity in the formation of stars?

Back

Gravity pulls together gas and dust in a nebula to form a star.

Front

What is the difference between a nebula and a supernova?

Back

A nebula is a star-forming region, while a supernova is the explosion of a dying star.