15 Questions
What is the approximate age of the sun?
4.6 billion years old
What is the primary composition of the sun?
Hydrogen, helium, and other trace elements
What is the purpose of nuclear fusion in the sun?
To convert heat into visible light
What is the purpose of the sun's luminosity?
Both a and b
What is the range of temperatures in the sun's core?
10,000 to 27 million degrees Fahrenheit
What is the primary force that causes the planets in our solar system to orbit the sun?
The sun's gravitational force
How old is the sun estimated to be?
4.6 billion years old
What is the current stage of the sun's life cycle?
Main sequence
How long is the sun estimated to remain in the main sequence stage?
Another 5 billion years
What will happen to the solar system when the sun enters the red giant stage?
The planets will be disrupted as the sun expands in size and increases in temperature
Which layer of the Sun's atmosphere is visible during a total solar eclipse?
Corona
Approximately how long does it take for light to travel from the Sun's atmosphere to Earth?
8 minutes
Which layer of the Sun's interior is characterized by the movement of energy through radiation?
Radiative zone
What is the approximate temperature of the Sun's core?
27 million degrees Fahrenheit
How many times larger is the Sun's radius compared to Earth's radius?
100 times
Explore the key characteristics and composition of the sun, the closest star to Earth and the heart of our solar system. Learn about its age, main-sequence classification, formation, plasma and gas composition, and fueling process.
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