Science 15C Flashcard

Front

What is the design complexity of modern underwater habitats?

Back

Modern underwater habitats are complex in design and not easy to use.

Front

What principle does a bathyscaphe operate on?

Back

A bathyscaphe works on principles similar to those of a hot air balloon.

Front

What is the greatest challenge to deep-sea diving?

Back

Providing sufficient air to breathe.

Front

What hazard of deep diving cannot be corrected by a special mixture of gases?

Back

Decompression sickness.

Front

What describes the air pressure in an underwater habitat with a 'moon pool'?

Back

Air pressure is equal to the outside water pressure.

Front

What is nitrogen narcosis?

Back

A condition that affects divers at depth, causing impaired judgment and coordination.

Front

What is oxygen poisoning?

Back

A condition that occurs when divers breathe in too much oxygen at high pressures.

Front

What is decompression sickness?

Back

A condition caused by rapid ascent from deep water, leading to nitrogen bubbles forming in the body.

Front

What is the purpose of a bathyscaphe?

Back

To explore deep-sea environments.

Front

What is the function of a moon pool in underwater habitats?

Back

To allow divers to enter and exit the habitat while maintaining pressure.