Checkpoint 2 - Chemistry - 6.4 Brownian motion
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Why do pollen grains jiggle about faster when the temperature is higher?
Because the tiny water particles are moving around faster and bumping the pollen more
Who discovered Brownian motion and when?
Robert Brown in 1827
What causes Brownian motion?
Tiny particles bumping into the pollen grains and dust
What is Brownian motion?
When viewed through a microscope, pollen grains and dust in water can be seen moving about randomly