If an object absorbs all colors but blue, what color would it appear to be?

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

When a septic tank backs up a goes in to clean it out

What term describes technology that operates on an atomic level