What is the 2nd oldest ocean?
Atlantic Ocean
How old is the Indian Ocean?
Although it first opened some 140 million years ago, almost all of the Indian Ocean basin is less than 80 million years old.
Where is the oldest deep water in the ocean?
deep northern Pacific
Is there still water in the ocean?
The oceans are, by far, the largest reservoir of water on earth — over 96% of all of Earth’s water exists in the oceans. Not only do the oceans provide evaporated water to the water cycle, they also allow water to move all around the globe as ocean currents.
Which ocean zone has the most nutrients?
Explanation: Because the neritic zone has close contact with the tidal region and its own seafloor, the water of this zone is much richer in minerals and other nutrients that support life than the waters of the ocean beyond the edge of the continental shelf.
Why is there a shadow zone?
The shadow zone is the area of the earth from angular distances of 104 to 140 degrees from a given earthquake that does not receive any direct P waves. The shadow zone results from S waves being stopped entirely by the liquid core and P waves being bent (refracted) by the liquid core.
What is shadow water?
It is called Refraction which means that light bends as it goes through water this bending of the light can create a illusion where there may be a shadow BELOW the glass of water but the actual light going THROUGH the water is refracted into a different direction which can create the shadow which is not cast by the …
Why does water have no shadow?
Water refracts light which causes it to change direction which give the illusion of shadows. The other reason is that while H2O, which is the chemical structure of water is transparent, most water is not purely water.
Does water have memory?
Scientists have just discovered what they have called “The Discovery of The Millennium”, and a huge revelation in human consciousness. Through this discovery which shows that water has a memory, according to scientists, a new perception of water can be formed.
Why water and air do not form shadows?
A: If air bubbles in water acted like clear glass marbles, there would be bright spots under the bubbles. But air has a lower optical index than water, so a beam of light is spread on passing into the air bubble, and spread again on exiting it. The relative loss of illumination underneath provides a shadow.
Can fire have a shadow?
Note that fire can have a shadow not because the incoming light beam scatters off the light in the flame. On the fundamental level, one beam of light cannot directly interact with another beam of light. Fires can have shadows because they contain hot air and soot, and not because they contain light.
Does wind have a shadow?
Do wind have a shadow? Yes, air can indeed make shadows. A shadow occurs when an object in a light beam prevents some of the light from continuing on in the forward direction. When the light beam hits a wall or the ground, a darker shape is visible where less light is hitting the surface.
Is a shadow a reflection?
Simply speaking, a shadow is an absence of light. If light cannot get through an object, the surface on the other side of that object (for example, the ground or a wall) will have less light reaching it. A shadow is not a reflection, even though it is often the same shape as the object.
Why our shadow is black?
a shadow is caused by an object blocking light so that it does not reach a surface. The area in shadow appears black because there is no light falling on it—-it appears dark. In fact most shadows are not totally black because light usually bounces around the obstruction off other objects.
What does in the shadow mean?
1 : very close to a town located in the shadow of the Rocky Mountains. 2 : in a position of being unnoticed because all the attention is given to someone else She grew up in the shadow of her very popular sister.
What does left in the dark mean?
To be kept uninformed (about something); to be excluded from full knowledge or disclosure (of something). The president was left in the dark about the CIA’s assassination attempt so that if things went sour and came to public light, she could claim plausible deniability.
What does it mean to live in the shadow of someone?
DEFINITIONS1. to feel or seem unsuccessful in comparison to someone who is very successful. He’s always lived in the shadow of his brother.