I need help with a science question

I need to know how a vacuum works anyone?

Answer #1

A vacuum is an area with absolutely nothing in it, not even air. We watched a video in science once and what happens is you use a pump that somehow displaces the air out through a pipe, out of the vacuum.

Answer #2

go to this link I used to work for a vacuum shop and this one is pretty good at describing it

http://shopping-fun.top54u.com/post/How-does-a-vacuum-cleaner-work.aspx

Answer #3

if you don’t know then look it up in your book

Answer #4

what is it

Answer #5

what is it

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