Suppose we put 20 non-interacting quantons into a one-dimensional box of length L. The quantons quickly settle into the lowest possible energy states available. Roughly how many times larger will the quantons’ total energy be if they are fermions as opposed to bosons?

A. About the same
B. About 4 times
C. About 10 times
D. About 40 times
E. About 400 times


D. About 40 times

Physics & Space Science

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The ratio of the light-gathering power of Reflecting Telescope 1 with a primary mirror of diameter 1.6 m to Reflecting Telescope 2 with a primary mirror of diameter 0.008 m is ____

A) 40 to 1 B) 400 to 1 C) 4000 to 1 D) 40,000 to 1

Physics & Space Science

Electrons orbiting the nucleus of an atom are grouped into energy bands known as

a. tracks. b. slots. c. shells. d. tunnels.

Physics & Space Science

Intensity of Sound: If the intensity level of one trombone is 70 dB, calculate a reasonable estimate for the intensity level of 76 trombones all playing simultaneously in the same place?

A. 146 dB B. 89 dB C. 70 dB D. 76 dB E. 82 dB

Physics & Space Science

A spear is thrown at you at a very high speed. As it passes, you measure its length as one-half its normal length. From this measurement, you conclude that the moving spear's mass must be

A) one-half its rest mass. B) twice its rest mass. C) four times its rest mass. D) zero.

Physics & Space Science