Why are there bubbles when the lid is on (rice cooker)?

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Why are there bubbles when the lid is on (rice cooker)?

2007-01-31 22:22:05 · 3 answers · asked by darf05 1 in Science & Mathematics ➔ Physics

3 answers

starch

2007-01-31 22:24:51 · answer #1 · answered by Anonymous · 0⤊ 0⤋

That is because as the water is heated it boils. When it starts to boil the rice grains acts as nuclei around which the gas gathers.

If you put water into a microwave you do not see bubbles. As soon as you remove the water and add say some rice particles, then bubbles start to form.

2007-01-31 23:08:48 · answer #2 · answered by Taharqa 3 · 0⤊ 0⤋

how do you know if there are bubbles if the lid is on?

2007-01-31 22:25:43 · answer #3 · answered by Anonymous · 0⤊ 0⤋