Question

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The temperature of water at the bot.
tom of a large water fall is higher than
that of the water at the top, because
a) the falling water absorbs heat from
the sun
b) K.E of the falling water is converted
into heat
c) The water at the bottom has greater
P.E.
d) Rocks on the bed of the river give
out heat.​

Answer 1

Answer:

Water is slightly warmer at the bottom of a waterfall than at the top because the gravitational potential energy is converted first to kinetic energy of the falling water, and finally to heat energy as it comes to rest at the bottom.

Answer 2

Answer:

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