Arrange the following electromagnetic waves starting with lowest frequency: gamma rays, radio waves, visible light, ultraviolet waves, microwaves, xrays, nfrared waves

What are chlorofluorocarbons and what impact do they have on the atmosphere?

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block