How does a trawler man catch fish in deep water?

A fish of muddy waters is

How is a whale similar to a fish in adaptation to life in water ? Explain any two features.

How does the pressure at a certain depth in water differ from that of the same depth in river water. Explain year answer.

How does a delta form at the meeting place of sea and river water?

A fish in a lake (refractive index 4//3 for water ) is viewed through a convex lens. From water surface, the lens is placed in air at half of the distance of the fish from the water surface, so that the image is formed at the fish itself. The focal length of the lens is how many times the depth of fish in water?

A fish lies at the bottom of a 4 m deep water lake. A bird flies 6m above the water surface and refractive index of water is 4//3 . Then the distance between

Why and how does water enter continuously into the root xylem ?

How does halogens react with (a) water (b) alkali and (c) metals

How does water flow through a sponge?

In Figure, a fish watcher watches a fish through a 3.0 cm thick glass wall of a fish tank. The watcher is in level with the fish, the index of refraction of the glass is 8//5 and that of the water 4//3 . a. To the fish, how far away does the watcher appear to be ? b. To the watcher, how far away does the fish appear to be ?