Download presentation
Presentation is loading. Please wait.
1
AIR PRESSURE What caused this tank car to crush? 1
2
AIR PRESSURE AIR PRESSURE AIR PRESSURE AIR PRESSURE 2
3
Air pressure pushes mercury up!
MEASURING PRESSURE Air pressure is measured by a barometer AIR PRESSURE AIR PRESSURE Air pressure pushes mercury up! 3
4
Measuring Pressure Air pressure is measured in three different scales… Atmosphere (atm) Millibars (mb) Inches mercury (in hg) 1 atm= _____mb 1 atm= _____in Hg 4
5
Weather Map…Without Data!
Weather Map…With Pressure Data! 5
6
6 ISOBARS- lines connecting equal pressure Find the LOWEST pressures…
Draw an isobar
7
7 H L Label the high pressure area with H
Label the low pressure area with L H L
8
Where in the US is the air pressure high?
Where is the air pressure low?
9
Drawing ISOBARS Find the Highest pressures… Draw an isobar
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.