Evidence found in sedimentary rock layers suggests which 2 of the following? Organisms which could not adapt to changing environmental conditions evolved into new species.
Organisms which could not adapt to changing environmental conditions went extinct.
Dinosaurs evolved into fish.
Dinosaurs evolved into birds.
Humans once lived with dinosaurs.
Dinosaurs went extinct due to humans.

the answer is c a tornado

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )