Hannah is boiling water in a glass hes kettle. She notices bubbles forming on the bottom of the kettle that rude to the up and wonders what is in the bubbles.
She asks her family what they think and this is what they say
Dad: they are bubbles of heat
Calvin: the bubbles are filled with air
Grandma: the bubbles are an invisible form of water
Mom: they are empty
Lucy: the bubbles contain oxygen and hydrogen that separated from the water
Which person do you most agree with and why?
(Answer in full and complete sentences)
Answers: 3
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