SC.8.E.5.10

Which of the following pairs of terms directly relates to the actual brightness of a star?

• absolute magnitude and luminosity

• apparent magnitude and luminosity

• size and luminosity

• absolute magnitude and apparent magnitude

Which term best describes the movement of matter due to temperature differences in the sun?

• conduction

• convection

• nuclear fusion

• radiation

Which one of these claims can be made based on evidence in the graph?

• Red super giants have higher temperatures than main sequence stars.

• Blue giants have higher temperatures than white dwarfs.

• Blue giants have higher temperatures than red super giants.

• Main sequence stars have higher temperatures than white dwarfs.

The sun is made up of six different layers. Three of these layers make up the interior of the sun. The remaining three layers make up the sun’s atmosphere. Which is the innermost layer of the sun?

• chromosphere

• convection zone

• Core

• Corona

Tags

NGSS.HS-ESS1-1

Scientists have determined that the sun will continue to consume hydrogen in its core for another five billion years or so. After the hydrogen is consumed, what will be its primary fuel?

• Helium

• Magnetism

• Nitrogen

• Oxygen

Tags

NGSS.HS-ESS1-1

In which layer of the sun does convection occur?

• core

• chromosphere

• convection zone

• photosphere

Tags

NGSS.MS-PS3-4

In which layer of the sun does nuclear fusion take place?

• Core

• Radiative zone

• Chromosphere

• Corona

Tags

NGSS.HS-ESS1-1

Which stars in the diagram are the coolest?

• white dwarfs

• super giants

• the stars in the upper left corner on the main sequence

• there is no way to know from the diagram

Two stars have the same apparent magnitude as seen from Earth’s surface. Star A is 33 light-years away. Star B is 346 light-years away. Which of the following claims is supported by the evidence?

• Star B is larger than star A

• Star B is more luminous than star A

• The stars have the same absolute magnitude

• Star A has a smaller absolute magnitude

The sun is much larger than the moon. However, as viewed from Earth, the sun and moon appear to be the same size. Which reasoning explains why the sun and moon appear to be the same size when viewed from Earth?

• The moon is much hotter than the sun

• The moon is much denser than the sun

• The moon is much brighter than the sun

• The moon is much closer to Earth than the sun

Tags

NGSS.MS-ESS1-1