Globular clusters are primarily found in the ____________________ component of the galaxy
Fill in the blank(s) with correct word
halo
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When the distance between two charges is halved, the electrical force between them
A) is reduced by 1/4. B) halves. C) doubles. D) quadruples. E) none of the above
How many atoms are in the alcohol molecule C2H5OH?
A) 4 B) 9 C) 3 D) 11 E) insufficient information is given
The current I flowing in the wire
A. A B.B C.C
The choices describe four hypothetical planets. Which one would you expect to have the most features of erosion? (Assume the planets orbit a star just like the Sun and that they are all the same age as the planets in our solar system.)
A) Size: same as Venus Distance from Sun: same as Mars Rotation rate: once every 25 hours B) Size: same as the Moon Distance from Sun: same as Mars Rotation rate: once every 10 days C) Size: same as Mars Distance from Sun: same as Earth Rotation rate: once every 18 hours D) Size: twice as big as Earth Distance from Sun: same as Mercury Rotation rate: once every 6 months