Which statement accuratley describes isaac newtons achievements? a. he was a professor of mathematics at cambridge university. b. as newton went on developing his idea in astronomy, mathematics, and physics, he became very unpopular and wad often ridiculed for his works. c. in his book, mathematical principles of natural philosophy, newton laid out three laws of motion that are still the basis for studying how things move.

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line

Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j

Ascientist wants to test ways to reduce pollution in lake . what is the bestway of doing this