Semester Exam- Fall 2024

Front

The total amount of water contained in and on the planet is called ______.

Back

Earth's water budget.

Front

The 'bends' is a type of _______ that can cripple a diver.

Back

barotrauma.

Front

Hypothermia is more likely to occur in humans than in marine mammals because humans......

Back

have significantly less insulation in the form of blubber.

Front

The pH of ocean water is about ___

Back

8.

Front

SONAR stands for:

Back

Sound Navigation And Ranging.

Front

What is the primary cause of ocean currents?

Back

Wind, Earth's rotation, and differences in water density.

Front

Define 'barotrauma'.

Back

Injury caused by changes in pressure, often affecting divers.

Front

What is the significance of Earth's water budget?

Back

It represents the distribution and availability of water resources on Earth.

Front

Explain the concept of hypothermia.

Back

A condition where the body loses heat faster than it can produce it, leading to dangerously low body temperature.

Front

What factors affect the pH of ocean water?

Back

Carbon dioxide levels, pollution, and biological activity.