Both objects have the same electrical charge. Opposite charges attract. And if they were neutral they would not do anything.
Medical information is private and some people don't want others to know personal information. that's why a code of ethics will protect their info
1. New moon
This is because the moon comes between the Earth and sun and this is only possible during its new moon phase.
2. Full moon
This is because the Earth comes between the Moon and the sun and the effect is only visible when there is a full moon.
3. Corona
The corona is the outer layer and is the only one visible when there is an eclipse.
KE = 1/2mv^2
1/2(10.5)(9)^2
1/2(10.5)(81) = 425.25 J