Stars, Galaxies, & the Universe

According to the Hertzsprung-Russell diagram, which statement is true about Ross 128 compared to Bellatrix?

• Ross 128 is hotter than Bellatrix

• Ross 128 is brighter than Bellatrix

• Bellatrix is hotter, but dimmer than Ross 128

• Bellatrix is both hotter and brighter than Ross 128

Fill in the blank: The __________ Theory is the most widely accepted scientific theory of how the universe began.

• Eternal Inflation

• Big Bang

• Oscillating Universe

• Steady State

Tags

NGSS.HS-ESS1-2

If an object in the universe is moving AWAY from the observer, it is called ---.

• blue shift

• a comet

• red shift

• an asteroid

Tags

NGSS.HS-ESS1-2

What are the most common type of stars in the universe?

• Main-sequence

• Giants

• Super Giants

• White Dwarfs

The __________ missions sent humans to the Moon.

• Mercury

• Sputnik

• Gemini

• Apollo

According to the Big Band Theory, as the universe expands, the density of galaxies ____________.

• increases

• decreases

• does not change

Tags

NGSS.HS-ESS1-2

What type of galaxy is the Milky Way?

• cylindrical

• Elliptical

• Spiral

• Irregular

According to the electromagnetic spectrum, what wavelength has the HIGHEST energy?

• Gamma waves

• Ultra violet Waves

• Visible Light

• Radio Waves

Tags

NGSS.HS-PS4-1

According to the H-R diagram, which star could end its life in a supernova?

• Sirius B

• Pollux

• Rigel

• Our Sun

Tags

NGSS.HS-ESS1-3

According to the _____________ Theory, the universe expands and contracts in an endless cycle.

• Big Bang

• Oscillating

• Steady State

• Eternal Inflation