1. WHAT'S UP WITH THE WEATHER BAROMETER!? By: Kristen L. By: Marie L.

2. What's a barometer? You know that it's that stupid thing that measures weather we know MORE

3. How do Barometers work? Barometers work by measuring the air pressure and if there is a sudden drop in air pressure you'll be the first to KNOW!!!!!!!!!!!!!!

4. History. It was made sometime between 1640 and 1643.By someone named Envangelista . Envangelista made many different kinds of barometers.

5. Thanks for Watching! Bye! Bye! Bye! Bye! Bye!