Critics of sustainable agriculture claim that its farming methods will result in a) water pollution b) lower crop yields c) greater water usage d) decrease soil fertility .

The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment.b) wind turns the blades of a windmill that creates electricity.c) wind provides only a very small amount of electricity to the united states.d) wind comes from atmospheric conditions that are available indefinitely.

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.

The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface? a. photosynthetic algae b. shrimp c. clown fish d. parasitic lamprey