go to homepage

Why is the ocean blue

Published: Jun 23, 2019 by Emma Vanstone · This post may contain affiliate links · Leave a Comment

Why is the ocean blue? Fun facts for kids

The ocean looks blue because of how it absorbs sunlight.

Water absorbs the longer wavelength colours at the red end of the light spectrum and the short wavelength violet and ultraviolet light.

Blue light is absorbed the least and is scattered and reflected back into our eyes, which makes the ocean look blue.

What is a spectrum - diagram showing colour frequencies

The actual shade of blue of the ocean depends several factors:

Depth of the water.

Amount of sunlight.

What’s in the water. For example, if there’s a lot of green plant life the ocean can look more green.

Find out more about the amazing properties of water with our fun collection of water science experiments.

Last Updated on June 23, 2019 by Emma Vanstone

More Science Questions

Science Sparks ( Wild Sparks Enterprises Ltd ) are not liable for the actions of activity of any person who uses the information in this resource or in any of the suggested further resources. Science Sparks assume no liability with regard to injuries or damage to property that may occur as a result of using the information and carrying out the practical activities contained in this resource or in any of the suggested further resources.

These activities are designed to be carried out by children working with a parent, guardian or other appropriate adult. The adult involved is fully responsible for ensuring that the activities are carried out safely.

Leave a Reply Cancel reply