To extensive study, chimpanzee behaviors are well known and recognized. which behavior would be considered learned behavior among a group of chimps? a) social grooming b) use of sticks as tools c) food calls to the group d) an alpha male dominates the group

i think its both a and b

mass and weight are closely related because mass affects the weight of an object experiencing the effects of gravity. weight is the measure of the force of gravity on an objects's mass, while mass is the measure of how much matter there is in an object.

a ratio derived from the equality between two different units that can be used to convert from one unit to the other. information obtained from experiments, sometimes called experimental results. the part of the experiment that is affected by the independent variable.