What is one disadvantage of allowing an ecosystem to restore naturally? ( .) a.) the ecosystem would not be harmed by humans. b.) the ecosystem would restore balance quickly. c.) the ecosystem's food web would not be disturbed. d.) the ecosystem would take years to fully restore.

Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate