Bubbles form in the water during boiling. What’s in the bubbles? Where do the air and water vapor get into the bubbles?

Bubbles form in the water during boiling. What’s in the bubbles? Where do the air and water vapor get into the bubbles? What is the force causing the bubbles to rise upward? Why is there a noise before boiling water?

Steam
Of water
Archimedes
Due to the alternating increase and decrease of bubbles



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