Help please :)
this on is pretty easy

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

Explain the significance of thesaurus geographicus

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.