What is the probability that an object 100 meters in diameter will hit Earth during the coming year?
A. about 1 in 2
B. about 1 in 10
C. about 1 in 1000
D. about 1 in 100 million
E. zero
Ans: C. about 1 in 1000
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Capacitors in Combination: Four 16-?F capacitors are connected in combination. What is the equivalent capacitance of this combination if they are connected(a) in series?(b) in parallel?(c) such that two of them are in parallel with each other and that combination is in series with the remaining two capacitors?
What will be an ideal response?
Heat is a form of energy, and it has long been known that heat energy will naturally flow
A. from solids to liquids, but only when the solid is melting. B. from hot to cold objects. C. from cold to hot objects. D. from liquids to solids, except when the solid is melting.
If we had sent a radio signal to an advanced civilization in 2006 which is located in the zeta reticuli star system approximately 39 light-years away, when would the signal arrive at its destination?
A) 2006 B) 2051 C) 2039 D) 2045
There are no _______________ rocks on the surface of the Moon
Fill in the blank(s) with correct word