Physics
Water in a pond appears to be only three-quarters of its actual depth.
(a) What property of light is responsible for this observation? Illustrate your answer with the help of a ray diagram.
(b) How is the refractive index of water calculated from its real and apparent depths?
Related Questions
A fish is looking at a 1.0 m high plant at the edge of a pond. Will the plant appear to the fish shorter or taller than its actual height? Draw a ray diagram to support your answer.
A tank of water is viewed normally from above.
(a) State how does the depth of tank appears to change.
(b) Draw a labelled ray diagram to explain your answer.
Draw a ray diagram to show the appearance of a stick partially immersed in water. Explain your answer.