Elden grows wheat on his land. However, his wheat farm is on a steep slope and hence more prone to soil erosion. In order to prevent soil erosion, he rotates wheat with soybean. What type of soil conversion method did Elden use?

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

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.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?