Organisms can be classified as
and

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

What happens when an acid dissolves?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.