Solar system astronomy

What would you call a glowing cloud of gas and dust in outer space?

• Comet

• Jovian Planet

• Terrestrial Planet

• Nebula

What is created when a star undergoes a supernova explosion?

• Terrestrial Planet

• anew Universe

• Jovian Planet

• a Nebula

What force causes a Nebula to stop expanding, and then to start collapsing inward?

• Gravity

• Nuclear Fusion

• Inertia

• Magnetism

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

As a nebula collapses inward because of gravity, what percentage of the matter ends up forming a new star?

• 27%

• 69%

• 82%

• 99%

The material of the nebula that is not incorporated into the new star forms

• galaxies

• a universe

• planets, moons, asteroids, and comets

• unicorns and dragons

As the nebula collapses, the center ______ because of conversion of kinetic energy to thermal energy

• Heats up

• Cools down

• Divides

• Moves to Grayon

As the Nebula collapses, it starts_______faster and faster

• Talking

• Spinning

• Turning Green

• Nuclear Fission

Rapid rotation of the collapsing nebula causes the remaining material to form a ______ shape, instead of the 3 dimensional sphere it was originally.

• Square

• Oval

• Disk

• Diamond

The remaining 1 % of material in the Nebula's spinning disk starts combining together because of gravity, forming

• Babies

• Planetismals

• ProtoStars

• Protoplanets

As Planetismals orbit the new star, as they come near each other combine getting larger and larger, forming _________.

• Multiple stars

• Protoplanets

• Jovian Planets

• Terrestrial Planets