How fossils influence and change our understanding of the history of Earth and it's species.

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

Mga halaman/punong ornamental na di namumulaklak

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine