| A | B |
|---|
| Pangea | One big continent |
| Alfred Wegner | Continental Drift |
| Conductoin | Heat transfer through touching |
| Radiation | Heat transfer through space |
| Convection | heat transfer within in a fluid |
| Density | How much mass |
| Crust | Outer layer of Earth |
| Seismic waves | Indirect evidence |
| Rock Samples | Direct Evdience |
| Granite | Rock in Continental Crust |
| Basalt | Rock in Sea Crust |
| Lithosphere | Outer layer of the mantle |
| Astenosphere | bendable layer of the mantle |
| Outer Core | Liquid metal |
| Inner Core | Solid ball of metal |
| Sonar | Instrument using sound waves |
| sea-floor spreading | adds new material |
| subduction | ocean floor sinks back into the mantle |
| Divergent boundary | two plates move away |
| Convergent boundary | two plates move towards each other |
| transform boundary | two plates rub against each other |
