Galaxies, Stars, and HR Diagrams STAAR

Which star is the coldest?

• Yellow Star

• Red Star

• Orange Star

• Blue Star

A small, hot star near the end of its life is a star called a

• white dwarf

• red dwarf

• supergiant

• protostar

Which category of star is the Sun found in on an H-R Diagram?

• Red Giants

• Main Sequence

• Blue Giants

• White Dwarfs

Tags

NGSS.HS-ESS1-3

NGSS.HS-ESS1-1

Average size stars will turn into a _____ star next.

• protostar

• red giant

• supergiant

• black hole

Which star would be very hot and very bright?

• Rigel

• Sirius

• Alpha Centauri B

• Betelgeuse

Tags

NGSS.HS-ESS1-3

NGSS.HS-ESS1-1

Which star is considered a main sequence star?

• Vega

• Betelgeuse

• Pollux

• Van Maanan's Star

Tags

NGSS.HS-ESS1-3

How bright a star looks to observers on Earth is its....

• true brightness

• apparent brightness

Which star is considered a supergiant?

• Sirius B

• Sun

• Betelgeuse

• Van Maanan's Star

Tags

NGSS.HS-ESS1-3

What are stars made of?

• hot gases

• ice

• hydraulic gas

• dust and clouds

What type of galaxy is this?

• Spiral

• Elliptical

• Irregular 

• Irrational

Tags

NGSS.MS-ESS1-2