How did the soviet policy of perestroika contribute to the breakup of the
soviet union?
o a. it allowed the united states to economically donate the s et
union
o b a combined to installing in the w i nteresting high
inflation rates
oc . i demonstrated that the wet union was no
l
o
supporting commun,
od. honenges west ona china bay resting the way
to the go

isaac newton first proposed that earth was not perfectly round. instead, he suggested it was an oblate spheroid—a sphere that is squashed at its poles and swollen at the equator.

the idea of the earth being a flat disc is also inconsistent with the fact that a given lunar eclipse is only visible from half of the earth at a time. the only shape that casts a round shadow no matter which direction it is pointed is a sphere, and the ancient greeks deduced that this must mean the earth is spherical.

the correct answer is

d) rocket launcher