Question

Describe the observation Robert Brown made?

Answer 1

Explanation:

Robert Brown suspended extremely small pollen grains in water . On looking through the microscope it was found that the pollen grains we're moving rapidly through water in a very irregular way or zig zag way .

Answer 2

Answer:

Robert Brown suspended extremely small pollen grains in water . On looking through the microscope it was found that the pollen grains we're moving rapidly through water in a very irregular way or zig zag way .

It was observed warmer the water is faster the pollen grains move. The zig zag movement of small particle suspended in a liquid or gas is called Browian motin

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