Atransverse wave on a rope is given by y(x, t)= (0.750cm)cos(π[(0.400cm−1)x+(250s−1 )t]). part a part complete find the amplitude.

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2