11 Activity - Bo ttled Pressure Print and copy this worksheet for use in the classroom. Purpose To carry out an activity that shows the force of the air around us. Procedure Fill one-third of the bottle with very hot water. Screw the top on the bottle, lie it down in the bowl and cover it with ice and very cold water.
Questions Answer the following questions in the spaces provided.
The bottle is filled with steam. Once it is sealed and cooled, a lot of the steam condenses, turning back into liquid water. The pressure of the air inside the bottle is now much less than the pressure exerted by the atmosphere. So the air pressure outside the bottle crushes it. Users of these web pages are deemed to have read and accepted the conditions described in the Copyright Notice and Disclaimer .