Tips for using Science World in the classroom.Gary Pinkall, a science teacher at Great Bend Middle School USD 428 Great Bend Middle School is part of the Unified School District #428 in Great Bend, Kansas. Administration
Great Bend is the largest city in and the county seat of Barton County, Kansas, United States. The population was 15,345 at the 2000 census. History Early settlers to the area came in about 1870. , suggests using this demonstration prior to reading "Far-Out Fashion" (p. 8) to show how air pressure affects an object: Take an empty soda can and fill it with roughly 10 milliliters of water. Then set the can on a hot plate. Bring the water to a steaming boil. The use tongs tongs long-handled, about 3 feet, shaped like pincers with knobs on the ends of the grasping blades. Applied by standing behind the subject in a confined space and closing the jaws to grasp the animal's head just below the ears. to pick up the can and quickly turn it upside down, putting it into a bucket of cool water. This causes the vapor inside the can to condense con·dense v. con·densed, con·dens·ing, con·dens·es v.tr. 1. To reduce the volume or compass of. 2. To make more concise; abridge or shorten. 3. Physics a. into a liquid. As a result, the air pressure inside the can decreases. The higher air pressure outside the can crushes the can with a loud THUMP! |
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