Space Unit (Marking Period 1) Review

Hubble's Law states that galaxies are moving away from us and the farther the galaxy the ____ it's moving.

• slower

• faster

If you trace the galaxies' movement backwards, scientists believe they

• come together at a point of singularity

• spread out further

• bounce around randomly

Tags

NGSS.HS-ESS1-2

The Big Bang created energy and it expanded in all directions. E=mc^2 explains how this energy turned into

• matter

• redshift

• cooling

Tags

NGSS.HS-ESS1-2

What is the unit for distance on the graph? (Click on the graph to enlarge it.)

• Mpc

• km/s

• km

What is the unit for velocity on the graph? (Click on the graph to enlarge it.)

• Mpc

• km/s

• km

How fast should a galaxy be moving if it is located 25 Mpc away from Earth? (Click on the graph to enlarge it.)

• 14,000 km/s

• 10,000 km/s

• 18,000 km/s

Tags

NGSS.HS-PS2-1

How far away from Earth is a galaxy that is moving at 4,000 km/s? (Click on the graph to enlarge it.)

• 2 mpc

• 4 mpc

• 7 mpc

What is wrong with the title of this graph?

• There is nothing wrong with this title.

• The title is not in the format: "How DV affects IV."

• The title is not in the format: "How IV affects DV."

Which wavelength is longest on the visible light spectrum?

• red

• violet (blue)

• orange

• green

Tags

NGSS.HS-PS4-1

Which shows objects that are moving AWAY from Earth using the Doppler Effect?

• red-shifted

• blue-shifted

• yellow shifted

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3