The author most likely includes a signal word so that the reader will recognize

Explain how you might determine the rate of weathering on a sample rock

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

Why has there been such a large increase in theft and other crimes in the u.s