when two ballons are rub with wool fannel and placed side by side, they repel each other explain why, is it because
F. the air in the balloons was heated.
G. the air pressure is greater in one balloon than the other.
H.the balloon have excess electrical charges.
J. the wool gave the balloons magnetic poles.
which of the these best decribe the sun, Earth and the moon during the eclipes?
A. the moon and Earth are at their greatest distance from the sun.
B. the suns rays are reflected from Earth to the moon.
C. the sun, Earth, and the moon form a triangle in space.
D. the sun, Earth, and the moon form a straight line in space.
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