Trace fossils are types of fossils that show the past activity of an organism. for instance, if a dinosaur once roamed earth, and its footprints were embedded in mud, then these prints would become trace fossils showing its impressions in the sediment, if preserved properly.

Put each tile to the correct location. categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. 1) scientific theories 2) both 3) scientific hypothesis a). a tentative statement used to guide scientific investigations b). makes predictions about future events c). can be tested many independent researches d). based on observations of natural phenomena e) . a well-established highly reliable explanation