Module 10 Internal Wave I
Ben Franklin's Sea Lantern

Our Nation's First Scientist noted unexpected behavior of two fluids of different density when jiggled in a ship's lantern. Modern fluid physics interprets it as the same process that has crushed submarines or can slow ship's passage.

Lesson Plan: Check out this lesson plan that tells you what you need and how to do the demonstration.

Audio: Listen to a real teacher explain techniques to help perform the lab demonstration and how it relates to physical oceanography.

Demo Movie: Now see the real lab demonstration as it happens.

Animation: Expand your understanding of internal waves by looking at their effects upon ship movement through the seas.

Animation Notes: Go to the descriptive explanation to understand more about this animation.

Funding from National Aeronautics and Space Administration: Award # NAG 13-02042