If luminosity depends on radius and temperature, what does flux depend on? _______________

Fill in the blank(s) with correct word


distance

Physics & Space Science

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Tripling the linear size of an object multiplies its area by

A) 3 and its volume by 9. B) 9 and its volume by 18. C) 9 and its volume by 27. D) 27 and its volume by 81. E) none of the above

Physics & Space Science

The most recent features on the Moon's surface are the bright rayed craters like Copernicus, sitting atop the older mare flows

Indicate whether the statement is true or false

Physics & Space Science

Passengers in a high-flying jumbo jet feel their normal weight in flight, whereas passengers in an orbiting space vehicle do not because they are

A) beyond the main pull of Earth's gravity. B) above the Earth's atmosphere. C) without support forces. D) all the above E) none of the above

Physics & Space Science

As comets approach and move around the Sun, the coma and the tail ______________ in size

a. decrease b. increase c. remain the same d. none of the above

Physics & Space Science