The Sun Answers

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1
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Briefly describe how the Sun produces energy.

Answer:

Briefly describe how the Sun produces energy.

2
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Which of the following did you include in your answer? Check all that apply.

A
Sunspots are dark areas on the surface of the Sun that are cooler than surrounding areas.
B
Sunspots appear in groups, vary in size, and cycle in number over an 11-year period.
C
Solar flares are sudden eruptions of energy from a small area of the Sun's surface.
D
Solar flares are extremely hot (10 to 20 million degrees Celsius) and extend into the coron
E
Solar flares occur near sunspots and can disturb radio communications on Earth.
3

Which statements describe prominences? Check all that apply.Prominences are dark, cool areas on the surface of the Sun.Prominences are composed of cool, dense gas.Prominences can disturb radio communications on Earth.Prominences cycle over an 11-year period.Prominences are loop shaped.Prominences appear in groups.

A
Prominences are dark, cool areas on the surface of the Sun.
B
Prominences are composed of cool, dense gas.
C
Prominences can disturb radio communications on Earth.
D
Prominences cycle over an 11-year period.
E
Prominences are loop shaped.
F
Prominences appear in groups.
4

Which phenomena help form Earth’s magnetic field? Check all that apply.weather on Earth’s surfacerotation of Earth on its axismetal liquifying in the inner corerevolutions of Earth around the Sunrock solidifying in the outer mantlemotion of metal in Earth’s outer core

A
weather on Earth’s surface
B
rotation of Earth on its axis
C
metal liquifying in the inner core
D
revolutions of Earth around the Sun
E
rock solidifying in the outer mantle
F
motion of metal in Earth’s outer core
5

Which statements describe the effects of the solar wind on Earth? Check all that apply.The solar wind produces the northern and southern lights.The solar wind can cause the formation of new elements.The solar wind causes temperature changes on Earth's surface.The solar wind disrupts communication systems.The solar wind distorts Earth's magnetic field.

A
The solar wind produces the northern and southern lights.
B
The solar wind can cause the formation of new elements.
C
The solar wind causes temperature changes on Earth's surface.
D
The solar wind disrupts communication systems.
E
The solar wind distorts Earth's magnetic field.
6

Which statement describes how the Van Allen belts are formed?

A
when low-energy particles from the Sun bounce off Earth’s magnetic field
B
when high-energy particles from the Sun bounce off Earth’s magnetic field
C
when low-energy particles from the Sun are trapped by Earth’s magnetic field
D
when high-energy particles from the Sun are trapped by Earth’s magnetic field

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The Sun Answers — 2627 EARTH SPACE SCIENCE A