Summary
Where can you find the tallest mountains, deepest valleys, and flattest plains? Not anywhere that doesn’t require gills to breathe — that’s right, it’s in the oceans! In this BrainPOP movie, Tim and Moby will tell you all about the landscape of our underwater world. Learn what happens when the continental shelf comes to an end, and discover how ocean currents and the movement of tectonic plates forms trenches, valleys, plains, and ridges. And find out how earthquakes and volcanoes are continually remaking the ocean floor! Ready to go for a hike — underwater?
Viewer safety
Ages 7+
Our rating is a quick teacher-to-teacher guide — preview before showing.
Teaching resources
Discussion questions
A few questions to talk through after watching Ocean Floor:
- What is one new thing you learned about ocean floor?
- Can you explain it to a partner in your own words?
- Where might you see this in the real world?
- What is one question you still have?
Quick work-a-long
Try it:
- Write one sentence explaining ocean floor.
- Draw or give one example of your own.


