A planet's density can be determined if it is observed to periodically transit in front of its parent star causing eclipses
Indicate whether the statement is true or false
FALSE
Physics & Space Science
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When light is refracted, there is a change in its
A) frequency. B) wavelength. C) both of these D) neither of these
Physics & Space Science
A certain gas is compressed adiabatically. The amount of work done on the gas is 800 J. What is the change in the internal energy of the gas?
A) 800 J B) -800 J C) 400 J D) 0 J E) More information is needed to answer this question.
Physics & Space Science
When an electron jumps from an orbit where n = 4 to one where n = 2
A) a photon is emitted. B) a photon is absorbed. C) two photons are emitted. D) two photons are absorbed. E) none of the given answers
Physics & Space Science
The type of EM waves used in radar is
a. ultraviolet b. infrared c. x ray d. microwave e. blackbody
Physics & Space Science