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Questions and Answers
What are stars?
What are stars?
- Gaseous bodies that emit light due to their proximity to the sun
- Hot, luminous celestial bodies that produce their own light through nuclear reactions (correct)
- Solid bodies that emit light due to their fusion with hydrogen
- Cold, dark celestial bodies that reflect light from other stars
How can brightness of a star be described?
How can brightness of a star be described?
- Based on the number of planets orbiting around it
- Based on proximity to other stars
- Based on its distance from Earth
- Based on luminosity and magnitude (correct)
What does the color of a star depend on?
What does the color of a star depend on?
- The star's age
- The star's surface temperature (correct)
- The star's size
- The star's distance from Earth
What is the sun's color and type of star?
What is the sun's color and type of star?
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What does the brightness of a star depend on?
What does the brightness of a star depend on?
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What is the basic characteristic of stars related to their mass?
What is the basic characteristic of stars related to their mass?
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What is the primary factor determining a star's color?
What is the primary factor determining a star's color?
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What does a star's luminosity measure?
What does a star's luminosity measure?
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What is the process through which the sun produces light and heat energy?
What is the process through which the sun produces light and heat energy?
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How can a larger star's brightness be described compared to a smaller star?
How can a larger star's brightness be described compared to a smaller star?
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