Question

exam lesson name: introduction to oceanography
exam number: 700793rr
exam guidelines
exam instructions

question 18 of 20 :
select the best answer for the question.

1. which color of visible light extends to the deepest depth in the open ocean?

a. blue
b. red
c. orange
d. yellow

Explanation:

In the open ocean, different colors of visible light have different penetration depths. Blue light has a shorter wavelength and is scattered less, allowing it to travel deeper into the ocean compared to red, orange, or yellow light which are absorbed or scattered more quickly at shallower depths.

Answer:

A. Blue