The true period of revolution of any planet is
a) the synodic period.
b) the sidereal period.
c) given in astronomical units.
d) always exactly one year.
b
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Beats: Two pure tones are sounded together and a particular beat frequency is heard. What happens to the beat frequency if the frequency of one of the tones is increased?
A. It increases. B. It decreases. C. It does not change. D. It could either increase or decrease.
Special relativity says that time is a separate ________ in the workings of the universe
Fill in the blank(s) with correct word
Humans’ use of rocks and minerals as building materials is an example of which interaction?
A loop of area 0.250 m2 is in a uniform 0.0200-T magnetic field. If the flux through the loop is 3.21 × 10^–3 T•m2, what angle does the normal to the plane of the loop make with the direction of the magnetic field?
a. 40.0° c. 50.0° b. 37.5° d. This is not possible.