Stars/EM Spectrum Review

  The table above compiles information about the distance of various stars from Earth, their apparent magnitude, and their absolute magnitude. 
Which star has the greatest luminosity?

• Sirius
• Rigel
• Arcturus
• Aldebaran

The figure above shows parts of a wave.
 Which letter represents wavelength? 

• S
• T
• W
• X

Four of the types of electromagnetic waves are microwaves, radio waves, infrared waves, and visible light waves.  Which of these waves has the MOST energy?

• Microwaves
• Radiowaves
• Infrared
• Visible Light

The above diagram represents parts of a wave. Which letter represents the trough of the wave?

• W
• X
• T
• S

The table above compiles information about the distance of various stars from Earth, their apparent magnitude, and their absolute magnitude.
Which star shines brightest as seen from Earth?

• Sirius
• Rigel
• Vega
• Betelgeuse 

The teacher gave Carly a list of four stars of different colors. Carly used the graph shown above to help compare the stars’ luminosity. 
Based on the graph a star of whoich color most likely has the lowest luminosity? 

• Red
• Blue
• Yellow
• White

The teacher gave Carly a list of four stars of different colors. Carly used the graph shown above to help compare the stars’ luminosity.
Which star would have the highest luminosty? 

• White
• Red
• Blue
• Yellow

The teacher gave Carly a list of four stars of different colors. Carly used the graph shown above to help compare the stars’ luminosity. 
Which star is going to have the highest temperature? 

• Yellow
• White
• Red
• Blue

Felix examined several photos of stars. To compare their temperatures, he looked at the colors of the stars. He organized the photos in order from coolest to hottest. Which of these answers shows the correct order? 

• red, yellow, white, blue
• blue, yellow, white, red
• yellow, white, blue, red
• white, blue, yellow, red

Which of the following describes an EM wave that would be dangerous to humans?

• short wavelength, high frequency, low energy
• long wavelength, low frequency, high energy
• short wavelength, high frequency, high energy
• long wavelength, high frequency, low energy