Find the force of gravity between the Sun and the Earth. Sun mass = 2.0 x 1030 kg. Earth mass = 6.0 x 1024 kg. Average
distance from sun to earth = 150 million km.

Abearing is designed to a reduce friction b. support a load c. guide moving parts such as wheels, shafts and pivots d. all of the above

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e

Preciso de ajuda na parte de termometria e tenho prova amanhã ajuda ae prf