Across
- 5. From about 300-200 million years ago (late Paleozoic Era until the very late Triassic), the continent we now know as North America was contiguous with Africa, South America, and Europe
- 6. when two plates come together
Down
- 1. Seafloor spreading is a geologic process in which tectonic plates—large slabs of Earth's lithosphere split apart from each other
- 2. the gradual movement of the continents across the earth's surface through geological time
- 3. occurs when two tectonic plates move away from each other
- 4. German climatologist, geologist, geophysicist, meteorologist, and polar researcher.