Which statement expresses the relationship between frequency and wavelength of all types of electromagnetic waves?
a. they are directly proportional to each other.
b. they do not influence each another.
c. they are inversely proportional to each other.
d. they are equal to each other.

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.