Our Shifting Globe
Our Shifting Globe (4:27)
Key Ideas
As this video progresses, key ideas will be introduced to invoke discussion.
Key Ideas
Think about the following questions as you watch the video
- 01:00 What is a tectonic plate and what are some of the characteristics of the Earth’s plates?
- 01:38 What special role do oceanic plates play in the story of the Earth?
- 01:43 What drives the movement of the tectonic plates?
- 02:43 What causes earthquakes?
- 03:29 What did the surface of the Earth look like 250 million years ago?
- 04:16 How long did it take for the Earth to take on the appearance it has today, and how fast did the plates move?