When light is either reflected or refracted, the quantity that does not change in either process is its
a. direction of travel.
b. dispersion.
c. frequency.
d. speed.
e. wavelength.
c
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Which is NOT a characteristic of an ideal gas?
a. Its properties and behavior are identical to those of air at atmospheric pressure. b. Its particles have no internal structure. c. Its particles are indestructible. d. Its particles only interact with each other when they collide. e. It consists of an enormous number of tiny particles separated by large distances.
Albert Einstein received the 1921 Nobel Prize for his
A) Special Theory of Relativity. B) General Theory of Relativity. C) Theory of the Photoelectric Effect. D) Theory of the Brownian Motion.
There is a legend of a Dutch boy who bravely held back the Atlantic Ocean by plugging a leak near the top of a dike with his finger until help arrived. Which of the following is most likely?
A) The huge size of the Atlantic Ocean makes this impossible. B) The force on his finger would be huge but the pressure small enough. C) The force on his finger would have been less than 1 N. D) Both the force and pressure on his finger would have been huge. E) none of the above
Titan's surface is mainly composed of _____
A) liquid hydrogen B) ices of hydrogen and water C) liquid helium D) ices of water and methane