WorksheetsCrash Course Astronomy #10 Quiz: The Sun
Total questions: 1
Worksheet time: 7mins
1-10.
Answer the questions below after watching the video
What primarily differentiates the Sun from other stars in the night sky?
Its composition
Its temperature
Its proximity to Earth
Its color
What is the Sun mainly composed of?
Helium gas
Oxygen gas
Hydrogen gas
Carbon dioxide
What process powers the Sun?
Nuclear fission
Magnetic induction
Nuclear fusion
Chemical reactions
How much hydrogen does the Sun convert into helium every second?
15 Empire State Buildings worth
5 million tons
695 million tons
700 million tons
What is the primary function of the Sun's photosphere?
To convert helium back into hydrogen
To emit light into space
To facilitate nuclear fusion
To generate magnetic fields
What phenomenon is visible during a total solar eclipse?
Solar flares
The photosphere
The corona
Sunspots
What causes auroras on Earth?
The Moon's gravitational pull
Solar wind interacting with the Earth's magnetic field
Sunspots cooling the Earth's surface
Solar flares heating the Earth's core
What can potentially cause power blackouts on Earth?
Coronal mass ejections
The solar wind's speed
Photosphere activity
The Sun's rotation
What happens when the Sun's magnetic field lines get tangled and snap?
They release the energy by producing a solar flare
Cooling of the corona by the release of energy as light
Formation of sunspots
Decrease in solar wind speed
What is the result of a solar flare?
An increase in the number of sunspots
Formation of new stars
A decrease in the Sun's temperature
Ejection of material into space
