Astronomy & Meteorology Final Review

Which of the following ideas make up the Big Bang Theory?

• The Universe is currently expanding.

• The Universe was once hot and dense.

• The Universe has a finite size.

• The Universe is unbounded.

Tags

NGSS.HS-ESS1-2

According to the big bang theory, the universe began as an explosion and is still expanding. This theory is supported by observations that the stellar spectra of distant galaxies show a

• concentration in the yellow portion of the spectrum

• concentration in the green portion of the spectrum

• shift toward the blue end of the spectrum

• shift toward the red end of the spectrum

Tags

NGSS.HS-ESS1-2

In which list are celestial features correctly shown in order of increasing size?

• galaxy, solar system, universe, planet

• solar system, galaxy, planet, universe

• planet, solar system, galaxy, universe

• universe, galaxy, solar system, planet

Cosmic Background Radiation is...

• Alpha Particles from the nearest black hole

• The light from our sun

• The leftover energy from the formation of our sun

• The leftover energy from the Big Bang

Tags

NGSS.HS-ESS1-2

Which of these waves has the longest wavelength?

• X-ray

• Gamma

• Radio

• Visible light

Tags

NGSS.HS-PS4-1

How old do we estimate the universe to be?

• 13.8 billion years old

• 25 million years old

• 13.8 million years old

• 8 billion years old

Tags

NGSS.HS-ESS1-2

Extremely distant galaxies are moving away from us at ___

• half the speed of light

• almost the speed of light

• the speed of light

• speeds faster than light

Tags

NGSS.MS-ESS1-2

In ____shift, the galaxies appear _____ in color b/c they are moving away from us.

• blue; red
• red; red
• red; blue
• blue; blue

Tags

NGSS.HS-ESS1-2

Is Galaxy A moving

• Away

• Towards

• Stationary

Tags

NGSS.HS-ESS1-2

Use the image to identify the motion of the object relative to Earth.  Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.

• It is not moving
• It is moving away from Earth (Redshift)
• It is moving towards Earth (Blueshift)
• It is moving towards Earth (Redshift)

Tags

NGSS.HS-PS4-3