What are the factors that affect the strength of a frictional force? the acceleration of the object the mass of an object and how rough the surface is the color and density of an object the bouyant forces acting on an object

What type of nuclear decay causes the atomic number of an element to increase by 1?

How to tell if a molecule is polar or nonpolar with electronegativity

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.