Boyles Law is just like the book and the blue liquied in the pipet. Because everything stayed at a constant tenperature. When we added the books onto the pipet the pressure increased and so did the volume of the blue liquid. But it all stayed at the same temperature threw out the whole lab.

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Charles law is like the air balloon because constant pressure and volume are directly related. So as the balloon sat infront of the heater it built up a constant pressure and was more dense then the air causing it to go up. But as it cooled it got less dense and floated down.

Gay-lussacs law is that constant volume and pressure and temp are directly related. This is like like the egg and the flask. When u heate The egg it fell into to the flask but when blowing into flask and putting in cold water the egg came out.