# Question #b4179

##### 1 Answer

Jan 23, 2017

#### Answer:

Bernoulli's Equation

#### Explanation:

At certain depth d:

At certain depth 2d:

Bernoulli's Equation, even in this static situation, is an extremely convenient way of looking at it. The driver, though, is gravity. If you start drawing little well-aligned cubes underwater, and then consider the weight they are supporting, and that they are in equilibrium, you will see where it all comes from.