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WorksheetsChapter 16 - The Sun - Study Guide
Total questions: 20
Worksheet time: 10mins
Which of these layers has the highest average temperature?
Convection Zone
Chromosphere
Photosphere
Corona
When we refer to the "surface" of the sun, which layer are we specifically referring to?
Chromosphere
Photosphere
Convection Zone
Radiation Zone
Which of the following layers is where fusion takes place?
Chromosphere
Photosphere
Core
Radiation Zone
What element is mainly used for fusion in the Sun?
Carbon
Uranium
Helium
Hydrogen
How much of the energy that hits Earth’s atmosphere makes it to the Earth’s surface?
10% - 15%
5% - 8%
90%-95%
50%-70%
What is the approximate temperature of the Sun’s surface?
2000 K
1,000,000 K
5800 K
9400 K
How far can solar winds reach?
Beyond the Kuiper Belt
Earth
Neptune
Mercury
Pluto
Why are sunspots dark?
They are less dense than the surrounding material
They are sites of nuclear fusion
They are cooler than the surrounding material
They are hotter than the surrounding material
On average, how long, in years, is a sunspot cycle?
3 Years
22 Years
11 Years
5.5 Years
Who first discovered sunspots?
Einstein
Newton
Kepler
Galileo
What are the “N” and “S” ends of a sunspot?
“N” points toward the Sun’s north pole and “S” points towards the Sun’s south pole.
“N” dives below the Sun’s surface and “S” rises above the surface.
“S” dives below the Sun’s surface and “N” rises above the surface.
“N” is away from the rotational direction and “S” is toward the rotational direction.
Which of the following is NOT a reactant used in the proton-proton chain?
Helium-4 atom
Helium-3 atom
Proton
Hydrogen-2 atom
What is the solar constant of Earth?
2,200 m2W
200 m2W
1,400 m2W
4x1026 W
What process is being modeled in the diagram?
Nuclear fusion
Nuclear fission
Combustion
The Haber process
Which of the following is NOT one of the five elements most commonly found in the Sun?
Carbon
Helium
Iron
Hydrogen
Oxygen
Which of the Sun’s solar events can disrupt human communications and power grids?
Coronal mass ejections
Solar winds
Prominences
Spicules
Which layer of the sun is directly beneath the photosphere?
Corona
Core
Convection Zone
Chromosphere
Nuclear fusion takes place in which layer of the sun?
Corona
Core
Radiation Zone
Fusion Zone
?How many kilometers from the photosphere is the edge of the corona?
2 million kilometers
10 million kilometers
150 million kilometers
It depends on how active the sun is.
Which layer of the sun shows granulation?
Corona
Chromosphere
Radiation Zone
Photosphere
