What is observed when pollen grains are suspended in water?
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Yes! Here is your answer!
Explanation:
This is called Brownian motion. They do this because they are bombarded by the other moving particles in the fluid. ... Brownian motion is named after the botanist Robert Brown, who first observed this in 1827. He used a microscope to look at pollen grains moving randomly in water.
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In 1827, Robert Brown, a Scottish botanist, prepared a slide by adding a drop of water to pollen grains. ... According to this theory, Brownian motion was the result of collisions between the small microscopic particles and the invisible but constantly moving water or air molecules surrounding them
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