The Solar System and the Nebular Theory

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

• Nebulis Theory
• Nebular Theory
• Big Bang Theory
• Big Nebulan Theory

How much of the nebula matter became the Sun?

• 33%
• 66%
• 99%
• 77%

What caused the nebula to collapse and start spinning?

• Brown Drwarf

• Asteroid collision

• Big Bang

• Nearby star exploded

How long ago did the universe begin to form?

• 13.8 billion years ago

• 13.8 million years ago

• 4.8 million years ago

• 4.8 billion years ago

Tags

NGSS.HS-ESS1-2

The __________ has planets, moons, comets, and asteroids.

• solar system
• earth
• rotation
• United States

Tags

NGSS.HS-ESS1-4

the planets of the solar system formed as 

• the center of the gas cloud cooled
• planetesimals flattened into a rotating disk
• planetesimals collided into one another
• the sun absorbed extra gas and dust from the solar system

How long ago was our sun formed?

• 10 million years ago
• 5 million years ago
• 4.5 billion years ago
• 2 billion years ago

What force acted on the massive nebula to collapse it and eventually form our sun?

• electrostatic force
• strong force
•  weak force
• gravity

Tags

NGSS.HS-PS2-4

What is the nebular hypothesis?

• Prediction about how the universe was formed
• Prediction of how the moon was formed
• Prediction of how comets were formed
• Prediction of how the Solar System was formed

Energy from collisions and pressure from gravity caused the center of the solar nebula to become...

• hotter and less dense

• cooler and denser

• hotter and denser

• cooler and less dense

Tags

NGSS.MS-ESS1-2