This scale is based on the energy released by an earthquake and is calculated by looking at the amplitude of s-waves at a seismic station and the distance to the earthquake.
1. magnitude
2. amplitude
3. intensity
4. seismic

Which of the following statements best characterizes changes to agriculture in the united states since 1900? a. increased mechanization has reduced the need for labor.b. increased mechanization has increased the need for water, thereby increasing the need for labor.increased mechanization has increased the use of land, thereby increasing the need for labor.d. increased mechanization has increased food production, thereby increasing the need for labor. select the best answer from the choices provided.

Under which condition below would u expect a coarse-grained intrusive rock like diorite to form?

Who developed the theory of plate tectonics?