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There are 11 videos in this category and 0 videos in 0 subcategories.
Category Videos
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Not Right For WatchKnowLearn
Ages: 8 - 18
954 Views:
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What do readings on a barometer mean? Learn how to make and read a barometer for measuring air pressure in this instructional video from Expert Village. Explanations of how it works are included. Run time 01:27.
January 9, 2011 at 08:21 PM
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Not Right For WatchKnowLearn
Ages: 7 - 12
896 Views:
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Mercury is used in barometers because when the first barometer was created, mercury was shown to move up or down according to the air pressure. Discover who invented the barometer and how it was invented with information from a television meteorologi...st. Video is short and good quality and is appropriate for elementary level students of grades three through five. (1:00)
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August 12, 2009 at 06:59 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
840 Views:
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What do you need to make a barometer? A jar, balloon, and straw! Learn how to make a barometer for measuring air pressure in this video series from Expert Village. Run time 01:36.
January 9, 2011 at 07:57 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
799 Views:
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Place a balloon over a jar for a homemade barometer. Learn tips on how to do this properly, and soon you will be measuring air pressure with these instructions from Expert Village. Run time 02:28.
January 9, 2011 at 08:04 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
792 Views:
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A barometer is only as useful as its gauge. Learn how to mark a barometer for measuring air pressure in this instructional video from Expert Village. Run time 02:58.
January 9, 2011 at 08:15 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
770 Views:
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Use a straw as a barometer needle. Learn how to make a barometer for measuring air pressure with these instructions from Expert Village. Run time 02:07.
January 9, 2011 at 08:09 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
750 Views:
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Take decorated paper and glue it to the jar for a homemade barometer. Learn how to make a barometer for measuring air pressure in this video series from Expert Village. Run time 02:21.
January 9, 2011 at 08:01 PM
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Not Right For WatchKnowLearn
Ages: 9 - 18
697 Views:
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Make a barometer by cutting a balloon in half, covering a coffee can with the balloon, attaching a straw to the balloon top with a piece of tape and measuring the change in the balloon. Use a ruler to measure whether the balloon goes up during low pr...essure and down during high pressure with instructions from a television meteorologist in this free video on barometers. The medeorologist gives a nice explanation as to why/how it works. Run time 01:55.
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January 8, 2011 at 06:13 PM
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Not Right For WatchKnowLearn
Ages: 7 - 12
1019 Views:
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To understand barometer readings, measure the air pressure using any type of barometer, and compare the pressure reading to the average air pressure of 29.92 inches of mercury. Find out how low pressure generally means bad weather and high pressure s...ignifies good weather with information from a television meteorologist. Video is short and good quality and is appropriate for elementary level students of grades three through five. 2:01
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August 12, 2009 at 06:56 PM
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Not Right For WatchKnowLearn
Ages: 7 - 12
1255 Views:
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A barometer measures the pressure of the atmosphere on the earth or the weight of the atmosphere pressing down towards the earth. Learn how high pressure means clear skies and good weather, while low pressure generally means cloudy, stormy conditions... with information from a television meteorologist. Video is short and good quality and is appropriate for elementary level students of grades three through five. (1:10)
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August 12, 2009 at 06:57 PM
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