How is the frequency of a transverse wave determined? by determining the distance from one trough to the next trough

by counting the number of compressions that pass by in a set amount of time

by finding the distance from the rest position to the point of highest displacement

by measuring the number of crests that pass a point in a certain amount of time

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?

Which of the following is the best name for mgcl2