What would be a good reason to increase friction between surfaces? a. allow objects to slide past each other easily to reduce wear and tear b. provide traction so that slipping does not occur c. avoid contact that results in increased temperature and overheating

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.

In a series circuit the __ is the same at every point

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air