Question

what is used to measure air???

Don't copy from
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Answer 1

ᴛʜᴇʀᴇ ᴀʀᴇ ᴛᴡᴏ ᴘʀɪᴍᴀʀʏ ᴘʀᴏᴘᴇʀᴛɪᴇꜱ ᴏꜰ ᴀɪʀ ᴛʜᴀᴛ ᴄᴀɴ ʙᴇ ᴍᴇᴀꜱᴜʀᴇᴅ: ꜰʟᴏᴡ ᴀɴᴅ ᴘʀᴇꜱꜱᴜʀᴇ. ʙᴀʀᴏᴍᴇᴛᴇʀꜱ ᴍᴇᴀꜱᴜʀᴇ ᴘʀᴇꜱꜱᴜʀᴇ, ᴡʜɪʟᴇ ᴛʜᴇʀᴇ ᴀʀᴇ ꜱᴇᴠᴇʀᴀʟ ᴅɪꜰꜰᴇʀᴇɴᴛ ᴛᴇᴄʜɴɪQᴜᴇꜱ ʏᴏᴜ ᴄᴀɴ ᴜꜱᴇ ᴛᴏ ᴍᴇᴀꜱᴜʀᴇ ꜰʟᴏᴡ. ᴄʜᴇᴍɪᴄᴀʟ ꜱᴍᴏᴋᴇ, ᴏʀ ᴀ ᴡɪɴᴅ ᴠᴇʟᴏᴄɪᴛʏ ᴍᴇᴛᴇʀ, ɪꜱ ᴏꜰᴛᴇɴ ᴜꜱᴇᴅ ᴛᴏ ᴍᴇᴀꜱᴜʀᴇ ᴀɪʀ ꜰʟᴏᴡ.

Answer 2

Explanation:

barometer

hope u understand