Author Question: Of the four known fundamental forces, the one that holds electrons into their orbits in atoms is ... (Read 38 times)

WhattoUnderstand · **on:** Jul 29, 2018

Of the four known fundamental forces, the one that holds electrons into their orbits in atoms is

A) the strong nuclear force.
B) gravitational.
C) centrifugal.
D) electromagnetic.
E) Nonsense--these electrons have no forces acting on them.

Question 2

A 1000-kg car accelerates at 2 m/s2. What is the net force exerted on the car?

A) 500 N
B) 1000 N
C) 1500 N
D) 2000 N
E) none of these