Write the quantities 3x10^-4 cm and 3x10^4 km in ordinary notations

Non renewable resources like petroleum eventually

What happens to the atomic radius when an elctron is lost

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.