Marbles dropped into a partially filled bathtub sink to the bottom. part of their weight is supported by buoyant force, yet the downward force on the bottom of the tub increases by exactly the weight of the marbles. explain why.

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

Is when a person has given their consent based on understanding the actions and facts of a study?

The united states constitution is a finely crafted document that was written to last, for the sake of a. currency b. preamble c. ordainment d. posterity