Why is it when you hold a glass of water up close it is clear but when you look at the ocean it is blue?

Question

water is clear up close, why is it blue or green at a distance and in large quantities?

Answer 1

It's a trick. The water is always blue. It's just a very, very faint blue. In small quantities (like a glassful) your eye isn't sensitive enough to detect the blueness. Follow the link if you don't believe me!

Answer 2

It's all about light waves. The light in your house, the sun, you name it, all give off light waves. The water in your cup, like the water in the ocean and lakes, are dense enough to stop blue from being absorbed, in turn reflecting it. Making it visible to your eye. That's all. It's not from reflecting the sky... sorry.

Answer 3

both the quantity and the impurities mean a lot to the colour showing, but even more important is the reflected colour of the sky.

Answer 4

occeanwater is blue because the rays from the sky are reflected, refracted or mixed together to form white light.
There is no sky to enable this process with a glass of water.

Answer 5

oxygen reflects blue light waves. If you see green , it's from chlorophyll in plankton. Most plankton is microscopic so it takes a large quantity to show up.

Answer 6

Light reflection

Answer 7

Because it reflects the sky and the sky is blue.

Answer 8

the two greatest components of carbon that "many times occurring human beings" have is a) their homestead and b) their motor vehicle. a lot of human beings observed assistance on the thank you to shrink enjoyed ones carbon output. There are others. shop water - do no longer flush the bathroom as frequently or placed a brick or sand filled bottle interior the tank to make it low pass. make advantageous there are not leaks. do no longer waste it watering lawns or washing your motor vehicle. speaking of the vehicle, shop it large and clean by no longer making use of it as plenty. this is perplexing to stay with out vehicle, although this is magnificent how plenty we use it as quickly as we actually do no longer would desire to. If human beings could walk or motorcycle places that are interior of a mile or 2, we ought to shop an mind-blowing form of carbon output, end dependence on foreign places oil and we could all be fit! additionally evaluate mass transit while going added distances. purchase reusable paying for bags for groceries or get paper and recycle them. they are able to pass with "mixed paper" recycling. Many grocery shops additionally recycle plastic bags, so carry them decrease back there extremely of throwing them out. think of of packaging once you purchase something. purchase products that are made from recycled products. Use your library for books and magazines extremely of paying for for them. There are endless approaches. I wager the library additionally has books that advise approaches too.

Answer 9

It's reflecting the sky.

Answer 10

reflecting the sky