Astronomy 4.12 Sun Quiz

________ is the process that creates energy in the sun.

• fission

• fusion

Particles that escape from the sun's ________ move through space as solar wind.

• corona

• core

Energy produced by the sun reaches the Earth through ________.

• convection

• radiation

What does CME stand for?

• Coronal Mass Ejections

• Cosmic Mass Ejections

An aurora, like the aurora borealis, is caused by ________.

• CME's

• solar flares

Fusion occurs when ________ and ________ combine to make energy.

• hydrogen and helium

• hydrogen and oxygen

What are the two main elements that the Sun is composed of?

• hydrogen, oxygen

• hydrogen, helium

How long does it take for particles moving at the speed of light to get out of the Sun's radiative zone?

• 1000 years

• 1 million years

Which of the following is the correct order of the layers of the Sun?

• Core, Radiative Zone, Convection Zone, Photosphere, Chromosphere, Transition Zone, Corona

• Core, Convection Zone, Radiative Zone, Transition Zone, Photosphere, Chromosphere, Corona

Why do sunspots form, and name at least two phenomena that are often associated with sunspots.

• Sunspots form due to the Sun's magnetic field and are associated with solar flares and coronal mass ejections.

• Sunspots form due to the Sun's gravitational pull and are associated with solar winds and solar eclipses.