Solar Nebular/Big Bang Flashcard

Front

How does the Solar Nebular Theory explain the formation of the asteroid belt?

Back

It's leftover rocky particles that never formed a planet

Front

How long ago did the Big Bang occur?

Back

13.8 billion years ago

Front

The theory that explains the formation of the solar system is called ____.

Back

Solar Nebular Theory

Front

What caused the nebula to collapse and start spinning?

Back

Nearby star exploded

Front

A giant sphere that emits its own light. Hydrogen atoms collide and fusion takes place. This is a ___________

Back

Star

Front

What is the accretion process in planetary formation?

Back

The gradual collection of smaller particles into larger bodies

Front

What does the Nebular Hypothesis suggest about the formation of the solar system?

Back

It was formed from a dense cloud of gas and dust.

Front

What is the first step in the formation of the solar system according to the Nebular Hypothesis?

Back

Collapse of a nebula

Front

Which theory explains that the universe began with a period of extreme and rapid expansion?

Back

Big Bang Theory

Front

These small bodies joined together through collision and force of gravity to make larger bodies called protoplanets.

Back

planetesimals