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How Submarines Dive and Surface by Wan Aimi Ismail is a document available to read on EtoBox.

What is How Submarines Dive and Surface about?

The document describes how a submarine changes its buoyancy to dive and surface. It does this using large ballast tanks that can fill with either air or water. When filled with air, the sub floats, and when filled with water, it sinks. To dive, water enters the tanks through vents, making the sub heavier. To surface, compressed air forces the water out of the tanks, making the sub lighter and causing it to rise. The document also provides instructions to build a model submarine that demonstrates this proces

Author

Wan Aimi Ismail

Language

EN