Based on the timeline for the succession of a beech-maple forest in the previous question, infer the amount of time that this restoration project has been occurring.

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change.

Which of the following is required of a new drug?me

The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?