During which type of lunar eclipse does the Moon remain longest in the Earth’s shadow?
A. penumbral
B. partial
C. total
D. For all three types of eclipse, the Moon remains in the Earth’s shadow the same length of time.
E. none of the above is accurate
Ans: C. total
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The Kuiper Belt is
A) another name for the Asteroid Belt. B) a band of icy planetesimals found beyond Neptune's orbit. C) where all comets come from. D) the name given to icy bodies found between Jupiter and Saturn. E) the name given to icy bodies found between Mars and Jupiter.
Ultraviolet radiation from a star
a. will not penetrate Earth's atmosphere and reach the ground. b. has a wavelength that is longer than the visible light emitted by the star. c. has a wavelength that is shorter than the X-rays emitted by the star. d. will not penetrate Earth's atmosphere and reach the ground and has a wavelength that is longer than the visible light emitted by the star. e. has a wavelength that is longer than the visible light emitted by the star and has a wavelength that is shorter than the X-rays emitted by the star.
Polarization: An ideal polarizer with its transmission axis rotated 30° to the vertical is placed in a beam of unpolarized light of intensity 10 W/m2. After passing through the polarizer, what is intensity of the beam?
A. 2.5 W/m2 B. 5.0 W/m2 C. 8.7 W/m2 D. 7.5 W/m2 E. 10 W/m2
The specific heat capacity is highest for substances that absorb or release large quantities of heat for correspondingly
A) small temperature changes. B) large temperature changes. C) small or large changes in temperature. D) none of the above