Which of the following types of electromagnetic radiation has the longest wavelength

we aren't given options but in order from longest to shortest it is radiowaves, microwaves, infared,visible light, ultraviolet, x rays, gamma rays

*Microwave*

also because its the 2nd last one in the electromagnetic spectrum and the longest wave would be Radio waves behind Microwaves

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

what school and grade?