Aunifying concept that forms the basis of scientific investigations in a particular field is called a(n)?
a. hypothosis
b. working theory
c. observation
d. paradigm

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

what is shown in the image?

eukaryote

chloroplast

mitochondrion

submitted

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.

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.