Chapter 3 and 4 Major Grade

According to the two charts shown, how does color of stars relate to wavelength frequency of visible light?

• A)

  Blue stars emit the shortest frequency of light and are the coolest in temperature.

• B)

  Blue starts emit the longest frequency of light and are the hottest in temperature.

• C)

  Blue stars emit the shortest frequency of light and are the hottest in temperature.

• D)

  Blue stars emit the longest frequency of light and are the coolest in temperature

Tags

112.28.b.8.B

Which star is most likely to emit infrared light as well as visible light?

• A)

  Spica

• B)

  Vega

• C)

  Sun

• D)

  Betelgeuse

Tags

112.28.b.8.B

The Hertzsprung-Russell diagram shows the positions of stars based on several different characteristics. Luminosity refers to a star’s brightness. It is plotted on the vertical axis. Which statement is correct?

• A)

  White dwarfs are brighter than red supergiants.

• B)

  Red supergiants are brighter than white dwarfs.

• C)

  Low mass stars are brighter than white dwarfs.

• D)

  Low mass stars are brighter than high mass stars

Tags

112.28.b.9.A

The figure shows the Hertzsprung–Russell diagram (H-R diagram) and the positions of different types of stars based on several different characteristics. At which position are white dwarfs plotted?

• a

• b

• c

• d

• e

Tags

112.28.b.9.A

Identify the galaxies. Match the correct answer for each box.

• Elliptical

• 
• Irregular

• 
• Spiral

• 

Tags

112.28.b.9.B

The diagram shows a type of galaxy. Which statements are true about the galaxy? Select two correct answers.

• This type of galaxy contains Earth and the solar system.

• This type of galaxy has the highest percentage of young stars.

• This type of galaxy is thicker near the center than near the outer edge

• This type of galaxy contains little to no gas.

• This type of galaxy forms when galaxies pull apart.

The table shows some characteristics of a galaxy. Which type of galaxy does the table describe?

• 
  elliptical

• irregular

• regular

• spiral

Tags

112.28.b.9.B

A teacher pointed out the location of Earth on a diagram of the Milky Way galaxy.

Where on the Milky Way diagram did the teacher point?

• on the central bulge

• on the outer edges

• on a spiral arm

• 
  on the halo

Tags

112.20.b.8.B

The diagram shows an overhead view of the Milky Way galaxy. What does Point A represent?

• central bulge

• halo

• our solar system

• none of the above

Tags

112.20.b.8.B

The figure shows the Hertzsprung–Russell diagram (H-R diagram) and the positions of different types of stars based on several different characteristics. If the Sun is plotted on the main sequence, which choice marks the Sun’s position?

• a

• b

• c

• d

• ab

Tags

112.28.b.9.A

112.20.b.8.A