Glossary
Glossary
Subduction Zone: when one plate subducts (sinks) under another plate.
Sea-Floor Spreading: a process when the ocean floor spreads because of convection currents.
Convection Currents: when warm air rises and cold air goes down then comes back up in a circle.
- Tectonic forces: Geology. Pertaining to the structure of the earth's crust. referring to the forces or conditions within the earth that cause movements of the crust. designating the results of such movements: tectonic valleys. (Definition from dictionary.com)