Sun and Stars Review

Which might change, depending on the DISTANCE to a star?

• Absolute Brightness

• Apparent Magnitude

Two stars are being compared. Star A has a greater luminosity than Star B. Star A and Star B have the same apparent magnitude. WHICH STAR IS MORE DISTANT?

• Star A

• Star B

Which Star is the HOTTEST?

• Blue

• Red

• Orange

• Yellow

Which Star is the COOLEST?

• Blue

• Red

• Orange

• Yellow

What category on the H-R diagram has the majority or the most stars?

• Super giants
• White Dwarfs
• Giants
• Main Sequence

Apparent (magnitude) brightness is affected by a star's distance from Earth.

• False
• True

Which property of a star is the brightness of a star at a standard distance?

• Apparent (magnitude) brightness
• Absolute (magnitude) brightness
• Luminosity
• Size of the star

Very hot stars are what color? 

• Blue
• Yellow
• Red
• Orange

A plot of the surface temperatures of stars compared to their absolute magnitude is called

• an H-R diagram
• constellation map
• a graph
• spectrum.

what is the absolute brightness of the sun?

• 100

• 1

• .001

• 1,000

Tags

NGSS.MS-ESS1-3