If the forces acting upon an object are balanced then an object must

Answer : D) Be moving at a constant velocity

Explanation : If the forces are equal, then the object MUST be moving at a constant velocity. It can be still (v=0), or it can be moving at a constant velocity, but if the forces are balanced, it must not be accelerating.

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

a