160 m/s because you start off with 10 and go up by 50*3 which is 150 then add that with the begging speed to achieve 160m/s.
I believe the answer is D) and also there are technically 8 planets because Pluto was considered a dwarf planet so they dont consider it a planet at all
Conduction, convection and heat
Answer:
A negative
when the charged rod is brought closer to the sphere negative charges get induced on the surface of the sphere by gathering some electrons from the ground and the negative charges reamain on the sphere even after disconnecting it. here the ground acts as a reservoir of electrons.
