Which of the following never appears to exhibit retrograde motion?
A) the Sun
B) Venus
C) Mars
D) Jupiter
E) Saturn
A
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A transformer consists of a 1000-turn primary coil and a 4000-turn secondary coil. If the current in the secondary is 3.00 A, what is the primary current?
a. 6.00 A c. 48.0 A b. 0.750 A d. 12.0 A
On the surface of which moon of Saturn are liquids observed to exist?
A) Enceladus B) Mimas C) Iapetus D) Titan
The stability of a bicycle is due to angular momentum of the wheels when the bicycle is moving forward. The stability is due to the net angular momentum vector, which
A. points upward, perpendicular to the surface of Earth, thereby canceling the weight of the bicycle and rider. B. points to the rider's left. C. is actually zero, since the back wheel cancels the angular momentum of the front wheel. D. increases when the bicycle slows down due to conservation of energy.
Briefly describe the steps in the big bang that provided the protons, neutrons, and electrons necessary for nucleosynthesis – the building of complex atoms
What will be an ideal response?