Which evidence is most likely used to indicate the beginning of solar system formation? Materials combined to form a mass. Materials were pulled together by gravity. Water condensed and collected to form oceans. Different species of microorganisms lived on Earth.

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land