Earth Space - Unit 4 (Stars) Review

When comparing stars, which color star would have the lowest surface temperature?

• Blue
• Yellow
• Red
• Orange

Which of the following statement accurately describes the Doppler Effect in stars?

• stars coming towards you will be in red shift and stars going away from you will be in blue shift

• stars in blue shift are hotter, stars in red shift are cooler

• stars coming towards you will be in blue shift and stars going away from you will be in red shift

• stars in red shift are hotter, stars in blue shift are cooler

Which two factors are displayed on an H-R diagram? (select two)

• distance from Earth

• absolute magnitude

• stellar zenith

• temperature

Which phase of stellar evolution is when stars are in hydrostatic equilibrium?

• Dwarf
• Main Sequence
• Red Giant
• Protostar

What solar feature is a permanent protrusion of plasma due to the Sun's magnetic field?

• Solar Flare
• Solar Prominance
• Sun Spot
• Aurora

What Sun feature is a temporary outburst of plasma?

• Solar Flare
• Solar Prominance
• Sun Spot
• Aurora

What Sun feature are the black spots?

• Solar Flare
• Solar Prominance
• Sun Spot
• Aurora

Which layer of the Sun is where gases are cycling up and down?

• Radiation Zone
• Core
• Convection Zone
• Photosphere

Which layer of the Sun has sunspots?

• corona
• chromosphere
• photosphere
• convection zone

Which layer of the Sun is where fusion takes place?

• Radiation Zone
• Core
• Convection Zone
• Photosphere