What is the Hydrologic cycle?
Seismic waves that compress and expand the ground like an accordion
The cycle through which water in the hydrosphere moves
Evaporation of water from the leaves of a plant
Vibrations that travel through Earth carrying the energy released during an earthquake
A weak spot in Earth's crust where magma has come to the surface
What are seismic waves?
What are P-waves?
What is transpiration?
What is a volcano?