The Universe - Review

What is the name of the explosion at the death of a massive star?

• Supergiant
• Supernova
• Black Hole
• Nebula

Tags

NGSS.HS-ESS1-3

Very massive stars eventually collapse into what final star remnant?

• Neutron stars
• Black holes
• White dwarfs
• Protostars

H-R diagrams measure both a star's ______ and _______. 

• mass and color
• absolute magnitude and tempurature
• brightness and composition
• location and type

Very hot stars are what color? 

• Blue
• Yellow
• Red
• Orange

Our sun is in what stage?

• planetary nebula

• protostar

• main sequence

• red giant

What happens to an electromagnetic wave as the frequency decreases?
TEK 8.8C

• energy increases and wavelength gets shorter
• energy decreases and wavelength gets shorter
• energy increases and wavelength gets longer
• energy decreases and wavelength gets longer

If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be...

• Moving towards the Earth
• Moving away from the Earth
• This is a trick question that cannot be answered
• It isn't a star, it is a very large blueberry.

Tags

NGSS.HS-ESS1-2

Compared to the rest of the stars, our sun is considered...

• Extremely Large and Cold

• Small with a medium temperature

• Medium size with medium temperature

With the use of the Hubble Telescope, scientists recently discovered a giant runaway star. It is 90 times bigger than the sun and is not very hot and red in color. It is also a very bright star, how come from Earth it does not seem as bright as the sun?

• the sun is different color than the runaway star

• the sun is older than the runaway star

• the sun is closer to earth than the runaway star

• the sun is made of different elements than the runaway star

Which of these observations of Proxima Centuri's Star is most likely accurate?

• Proxima Centuri's Star is less bright than the sun and has a surface temperature below 3,400 K
• Proxima Centuri's Star is less bright than the sun and has a surface temperature above 3,400 K
• Proxima Centuri's Star is brighter than the sun and has a surface temperature below 4,000 K
• Proxima Centuri's Star is brighter than the sun and has a surface temperature above 4,000 K