The electromagnetic spectrum is divided into seven ranges of wavelengths. Is it the only part visible to the human eye.
or
is it the part visible to the human eye unless it rains.

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt

The table above shows five different types of chromosomal abnormalities that can occur during meiosis. they result in either an individual having too many or too few chromosomes in their genome. what is the most likely cause of these chromosomal abnormalities?