Concept explainers
The meaning of the luminosity of the Sun.
Explanation of Solution
Introduction:
The Sun is the largest and the only star in our solar system. It is composed of gases majorly Hydrogen and Helium. The radius of the sun is
The total energy released per unit time by the Sun is known as luminosity of the Sun. The SI unit of luminosity is Watts or Joules per second. The luminosity of the Sun is
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Chapter 16 Solutions
UNIVERSE (LOOSELEAF):STARS+GALAXIES
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- The Balmer lines are strongest in which class of star? a. O b. B c. A d. K e. Marrow_forwardThe surface of a star usually has the highest temperature O True O Falsearrow_forwardHertzsprung-Russell Diagram Blue or blue-white White Yellow Red orange Red Superglants Beleigese Main Sequene Aldenaran Glants Suno Aipho CetorE Sinus B White Dwarfs 50,000 20,000 10.000 6,000 5,000 3,000 Surface Temperature (C) Which star listed below is the brightest? Sun O Sirius B O Betelgeuse O Rigel Brightnessarrow_forward
- why is the sun hot?arrow_forwardWhich star is at higher temperature, a red star or a blue star?arrow_forwardHertzsprung-Russell Diagram Blue or blue-white White Yellow Red-orange Red O Rigel Superglants Belekge Main Sequence Aldergran Glants SunO Alpho Contoun B Sirius B White Dwarts 50,000 20.000 10.000 Surface Temperature (C) 6,000 5.000 3,000 What is the color of the stars shown on the diagram that have the highest surface temperature? O red O yellow blue O white Brightness Increasing O O Oarrow_forward
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