E&S Unit 6 Review

What is the estimated age of the Milky Way and the universe?

• 20 Billion Years

• 4.6 Billion Years

• 100,000 Billion Years

• 13 Billion Years

What is the name of the cloud that a star is formed in?

• Nebula / Stellar Nursery

• Supernova

• Main Sequence

• Dwarf

Tags

NGSS.HS-ESS1-3

When a Red Giant runs out of fuel, it become a:

• Supernova

• Nebula

• White Dwarf

• Main Sequence Star

Tags

NGSS.HS-ESS1-3

A small White Dwarf has a diameter similar to:

• The Sun

• The Earth

• The Moon

• A basketball

Tags

NGSS.MS-ESS1-3

What is a protostar?

• A star that has died

• A smaller than average star

• A big, blue star that is on the main sequence of the HR diagram

• A contracting mass of gas which represents an early stage in the formation of a star

Tags

NGSS.HS-ESS1-3

What is a red giant?

• It is what happens when a star begins fusing hydrogen to helium

• It is a star on the main sequence of the HR diagram.

• It is a star that has died and is no longer fusing any material.

Tags

NGSS.HS-ESS1-3

What is fusion?

• It is the measure of brightness of a star.

• The process of merging atoms together to create energy.

• It is the process of analyzing stars for what atoms they contain.

• It is a description of how massive a star is.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is a supernova?

• The measure of brightness of a star.

• Something that only low mass stars can do.

• A star that explodes, creating a great amount of light and energy.

Tags

NGSS.HS-ESS1-3

A neutron star is

• The end phase of a massive star.

• A star made up of only protons.

• The type of star you have before it turns into a black hole.

Tags

NGSS.HS-ESS1-3

Once a star uses up all of its _________, the star will begin to go into its death phase.

• light
• heat
• fuel

• hydrogen

Tags

NGSS.HS-ESS1-1