Across
- 3. refers to the pieces of Earth's lithosphere and how their movement constructs and destructs landforms
- 5. a tool used to map the mid-ocean ridge by sending down sound waves and waiting for the echo to bounce back
- 6. Earth's landforms were once joined together in this single super continent
- 7. an explanation that is supported by so much scientific evidence that it can be assumed to be true
Down
- 1. an education guess that can be tested to try and answer a scientific question
- 2. the world's longest mountain chain that stretches across the ocean floor
- 4. Wegener's idea, supported by evidence, about Earth's moving pieces