What provides the centripetal force :

Question

i)on the elctron orbiting the proton in a hydrogen atom
ii)satellite orbiting the planet
iii)on the child being whirled round in a chair on the end of a chain in the fairground ride ?

Ayuada por favorr :)

Answer 1

i) Coulomb electrical force between positive proton and negative electron

ii) gravitational force toward center of planet

iii) Tension in the chain

Answer 2

:D Thank Yoouu !!

Answer 3

por favor

Answer 4

lOl okk thenn :)