Which planet's major moons were named after literary characters?
a. Jupiter
b. Saturn
c. Uranus
d. Neptune
c
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Glass is transparent to wave frequencies that
A) match its natural frequencies. B) are below its natural frequencies. C) both of these D) neither of these
"Unless you look outside, you cannot tell how fast you are going." This is one way of stating
A) the relativity of space. B) the relativity of time. C) the principle of the constancy of lightspeed. D) Galileo's theory of relativity. E) the principle of relativity.
Photons of visible wavelengths are shone on a surface starting with one end of the spectrum and gradually proceeding to the other end. When 589 nm is reached, electrons start coming out of the surface. Which of the following is true?
A) The spectrum scan started at the blue end. B) Electrons would not be ejected at this wavelength for any material. C) The spectrum scan started at the red end. D) The spectrum scan could have started at either end. E) none of the above
A simple pendulum, 2.00 m in length, is released from rest when the support string is at an angle of 35.0° from the vertical. What is the speed of the suspended mass at the bottom of the swing? (g = 9.80 m/s2 and ignore air resistance)
a. 0.941 m/s c. 2.66 m/s b. 1.88 m/s d. 1.33 m/s