https://padlet.com/pnorfleet/vpi381tus71m Weather Instruments en-us 2016-12-19 15:48:25 UTC 2017-01-05 15:52:31 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Bigthunderstorm.png pnorfleet https://padlet.com/pnorfleet/vpi381tus71m/wish/144332543 Why do we use weather balloons?]]> 2016-12-19 15:48:25 UTC https://padlet.com/pnorfleet/vpi381tus71m/wish/144332543 https://padlet.com/pnorfleet/vpi381tus71m/wish/145510868 I think we use weather balloons to measure how much air that will come in later on. I have no idea what it does but i am just guessing]]> 2017-01-05 15:37:49 UTC https://padlet.com/pnorfleet/vpi381tus71m/wish/145510868