What line is located at 23 1/2 degrees south of the equator?
a. the tropic of cancer
b. the tropic of capricorn
c. the prime meridian
d. the arctic circle

Which events occurred during the space race? check all that apply. (a) nasa was established. (b) yuri gagarin orbited earth. (c) the soviet union launched salyut. (d) the united states launched skylab. (e) the united states launched explorer 1.