During one year, what is the apparent change in the noonday Sun's overhead latitude?
47°
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In the STM, what are the S and T?
a. scattering, transparent c. standard, transmission b. superconducting, trans-barrier d. scanning, tunneling
A Young's double-slit experiment is performed and then repeated after moving the screen to triple the previous distance from the slit. What happens to the angular separation (as measured from the slits) of the 4th order maxima?
A. there is no change B. it becomes one-third the original value C. it becomes four times the original value D. it triples E. it increases by a factor of 2.25
Is it possible for the total mechanical energy of a moving particle to be negative?
a. No, because a moving particle has positive kinetic energy. b. No, because potential energy cannot have a value more negative than the value of the positive kinetic energy of the particle. c. Only if friction is involved. d. yes
What is the most abundant gas in the atmospheres of Mars and Venus? Explain why it is not as abundant in Earth's atmosphere
What will be an ideal response?