In the name "thermosphere," the prefix "thermo-" refers to what?

a. atmospheric gas
b. altitude
c. meteors
d. heat

Why are people not able to scuba dive in the deep part of the ocean

Label a-f based on the table using c for concentrated and d for dilute

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.