Eisco PH 0176C-N8 Experiment Manual

Bell in vacuum - acrylic

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BELL IN VACUUM - ACRYLIC

CAT NO. PH 0176C-N8

Experiment Guide

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Page 1 BELL IN VACUUM - ACRYLIC CAT NO. PH 0176C-N8 Experiment Guide...
Page 2 As the air pressure outside the balloon or marshmallow decreases, the pressure inside also decreases until equilibrium is reached. Since the pressure inside decreases and the temperature stays the same, the volume must increase and the balloon/marshmallow gets bigger and bigger. © EISCO SCIENTIFIC www.eiscosci.com...
Page 3 Warning: Never put anything living inside the bell jar, you will kill it. Breakable Warning: Handle the vacuum pump with care as it will not work if pump is bent or warped. Do not expose to extreme heats. © EISCO SCIENTIFIC www.eiscosci.com...
Page 4 There may be a slight buzzing sound, but certainly not a ring. If you can still hear the bell ringing, more air must be removed. 8. Allow the air to enter back into the bell jar. As you do, the students should be able to hear the bell ringing again. © EISCO SCIENTIFIC www.eiscosci.com...
Page 5 Your marshmallow is filled with tiny pockets of air surrounded by marshmallow. As the outside pressure begins to decrease, the air inside the pockets will press harder on the outside of the marshmallow until an equilibrium point is reached. © EISCO SCIENTIFIC www.eiscosci.com...
Page 6 Manufactured by : U.S. Distributor : Eisco Scientific 850 St Paul St, Suite 15, Rochester, NY 14605 Email : www.eiscosci.com www.eiscolabs.com EISCO SCIENTIFIC instructions, content and design is intellectual property of EISCO...