Stars and Sun Quiz Review

A very young star that is still gathering mass from its parent molecular cloud. It is the earliest phase in the process of stellar evolution.

• Protostar

• Neutron Star

• Neutron Star

• White Dwarf

This happens in the core of stars and fuels the star.

• gravity

• magnitude

• fusion

• fission

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Which of these stars is the youngest?

• Nearly 0% hydrogen and 100% helium

• Nearly 100% hydrogen and 0% helium

• Nearly 50% hydrogen and 50% helium

• Nearly 100% iron and 0% helium

On a Hertzsprung-Russell (HR) diagram, what color stars fall within the Main Sequence Stars

• White - Blue

• All colors

• Red - Yellow

• Just White

A red giant or a red super giant form when

• The outer shell of the star, which is still mostly hydrogen, starts to expand and as that expansion occurs, it cools.

• When a star like the Sun runs out of fuel, it expands and its outer layers puff off, and then the core of the star shrinks.

• What is left when stars like our sun have exhausted all of their fuel. They are dense, dim, stellar corpses

• A large cloud of gas and dust containing an immense volume of material and gravity pulls gas and dust together.

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

The total amount of light emitted by a star.

• photosphere

• color

• apparent magnitude

• Luminosity

Huge loops of plasma that connect sun spot regions.

• Solar Flare

• Solar Prominence

• Corona

• Solar Winds

Surface area and temperature determine a stars what?

• sun spots

• gravity

• color

• luminosity

How bright the star appears from Earth.

• absolute magnitude

• light year

• apparent magnitude

• visible light

The temperature of the star gives it this property...

• Color

• Size

• Shape

• distance

Tags

NGSS.MS-PS1-4