Chapter 5 - Equalisation

Question 1

4 Air spaces to consider when freediving

Answer 1

Ears, sinuses, lungs and mask

Question 2

What does Boyle’s law say

Answer 2

If the temperature remains constant, the volume of a gas is inversely proportional to the absolute pressure

Question 3

What is equalization

Answer 3

Equalisation is a technique used to “balance” the pressure outside and inside the ear drums

Question 4

What should be your focal point when practicing equalization techniques

Answer 4

The head and neck must be completely relaxed.

Most importantly, use only themuscles that should be active in the chosen technique.