Salt water is classified as a and a solution.
compound
mixture

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.

What causes most sediment to wash or fall into a river

#20 which type of bond is formed when bases pair in dna? ionic bond covalent bond coordinate bond hydrogen bond