When you and a friend move a couch to another room, you exert a force of 75 N over 5 m. How much work did you do?

How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

Give me a example of a decomposer. explain what would happen if decomposers were absent from a forest ecosystem