Which of these statements are most likely correct about a weak nuclear force?

a. it binds electrons and protons protons
b. it binds protons and neutrons
c. it is an attractive force
d. it is a repulsive force

Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.

If we relied solely on the nonrenewable resources found in the u.s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal

When solid surfaces slide over each other the kind of friction that occurs is called friction