Astronomy Unit 4 Review

All stars begin their life in a

• Main Sequence
• Nebula
• Protostar
• Black Dwarf

Tags

NGSS.HS-ESS1-3

A ________ is an object so dense with so much gravity that even light cannot escape.

• neutron star
• white dwarf
• blackhole
• black dwarf

Tags

NGSS.HS-PS2-4

Use the Hertzsprung-Russell Diagram to answer the following question.  Betelgeuse is a _____

• Hot and Bright Star
• Cool and Bright Star
• Hot and Dim Star
• Cool and Dim Star

A ring-shaped nebula formed by an expanding shell of gas around an aging star. The leftover core eventually becomes a white dwarf.

• Supernova 
• Nebula 
• Planetary Nebula 
• Gravity 

A giant cloud of gas and dust, it is made mostly of Hydrogen and Helium.

• Supernova 
• Nebula 
• Planetary Nebula 
• Gravity 

A high mass star that eventually explodes.

• Nebula 
• Planetary Nebula 
• Supernova 
• Star 

Tags

NGSS.HS-ESS1-3

A huge ball of gas held together by gravity. The central core is extremely hot and produces energy.

• Star
• Nebula 
• Mass
• Gravity 

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

All low/medium mass stars will eventually 

• explode into a supernova
• become a black hole
• change into a white dwarf 
• become a neutron star

What is happening during the white dwarf stage?

• neuclear fusion
• the star is cooling off/nothing
• nebula explosion
• radioactive decay

Eventually, our Sun will run out of ____ and become a ____.

• hydrogen, red dwarf
• hydrogen, red giant
• hydrogen, blue giant
• helium, white dwarf

Tags

NGSS.HS-ESS1-1