Which of the following measurements is expressed to three significant figures?

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

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

What energy is it when you flip on a switch on a lamp