Which of the following statement regarding electromagnetic waves is FALSE? a) In vacuum, the wave travels in a straight line.

b) The energy in the wave is proportional to the product of the electric and magnetic fields.

c) The speed of the wave in vacuum is given by c = 1/sqrt ε0μ0

d) The magnetic field is much greater in magnitude than the electric field

hi

Explanation:

your answer is

The energy in the wave is proportional to the product of the electric and magnetic fields.

.) the observation by semmelweis that more mothers died of childbed fever when their doctors also worked in the morgue

report!

explanation:

physics means: "the branch of science concerned with the nature and properties of matter and energy. the subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."