nebular hypothesis

What happened to the nebula after it collapsed and started spinning?

• It formed a sphere

• It flattened into a disc

• It evaporated into space

• It exploded

The sun contains over ________________ % of all the mass in the solar system.

• 1

• 99

• 50

• 75

Tags

NGSS.MS-ESS1-3

The outer planets are primarily composed of

• rocks

• metals

• gases

• dust

How long ago was our sun formed?

• 10 million years ago

• 5 million years ago

• 4.6 billion years ago

• 2 billion years ago

Tags

NGSS.HS-ESS1-1

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

A nebula is

• a cloud of gas and dust

• an asteroid

• a protosun

• a planet

Nebulae are primarily composed of what element?

• Hydrogen
• Helium
• Other hard elements
• Zinc

Tags

NGSS.HS-ESS1-3

Nebula's are mixtures of gases and what?

• clouds
• stars
• tiny particles
• dust

Tags

NGSS.HS-ESS1-3

The ______is between the orbits of Mars & Jupiter.

• solar system
• asteroid belt
• terrestrial planets
• photosphere

What do the first four outer planets have in common? 

• They are much larger than Earth and are made mainly of Hydrogen and Helium 
• The are about the same size as Earth and are mostly made of Hydrogen and Helium
• They are must larger than Earth and are mainly made of iron
• They are the same size as Earth and are mainly made of iron

Tags

NGSS.MS-ESS1-3