https://padlet.com/bp_27/a74xs0v6lmvs about science en-us 2019-03-19 14:47:04 UTC 2019-03-19 15:06:47 UTC hello@padlet.com bp_27 https://padlet.com/bp_27/a74xs0v6lmvs/wish/342898042 convection is where hot rises and cold sinks. like when someone farts the hot (stinky) air goes up.]]> 2019-03-19 14:55:54 UTC https://padlet.com/bp_27/a74xs0v6lmvs/wish/342898042 bp_27 https://padlet.com/bp_27/a74xs0v6lmvs/wish/342901511 conduction is where heat or electricity goes through a passage.]]> 2019-03-19 15:01:07 UTC https://padlet.com/bp_27/a74xs0v6lmvs/wish/342901511 bp_27 https://padlet.com/bp_27/a74xs0v6lmvs/wish/342903668 because of the pollution on earth the ozone is getting weaker every day and then the suns u.v (ultra violet) rays get through the ozone.]]> 2019-03-19 15:04:01 UTC https://padlet.com/bp_27/a74xs0v6lmvs/wish/342903668