Question

What is the smallest thing which needs force?

Answer 1

Answer:

hi

Explanation:

A team of researchers from the Lawrence Berkeley National Laboratory at the University of California have measured what is thought to be the lowest force ever recorded. A cloud of atoms was trapped in an optical cavity and caused to oscillate, and its frequency was measured using a laser beam.

Answer 2

Protons and neutrons can be further broken down they are both made up of things called quarks.