"Zip it up, seal it tight—keep your style just right!"
Zipper is a noun. The verb is zip. I don't need to zip it up.
I think a winter coat with a zipper does a better job in keeping the cold out since the zipper have no excess holes in the zipper area then the winter coats.
Yes, zipper is often used as a transitive verb. "Zipper your jacket" meaning to close your jacket, or "Zipper your lip" meaning to be quiet or shut up.
a zipper is zipped up and down a velcro you can strap
To do up peoples shoes.
The zipper got created when some one historic, made it up in the 1700`s
Well, the simple machine eats up the little pegs it is connected to and walah the zipper works.
The part of the zipper that comes up and down, and opens or closes the teeth is called the slide. It usually has a zipper pull attached to it which is a tab to help it go up and down. Sometimes the tab breaks off, but a new one can be attached. For more about the zipper and how it works, see this: http://science.howstuffworks.com/zipper.htm/printable
shut up person
Zipping up a zipper is a Physical change , Because Just because you are unzipping it and zipping it back up it is still a zipper and it is not changing the look or the form of how it is!.
Benefits of the ZipperA zipper is mainly used for adhesive purposes. For example, most backpacks have zippers on them. That is so the contents of the backpack will not spill out and make you stop for half an hour and pick it up. That's one benefit of a zipper. Another is on your pants. It's useful to have a zipper on your pants, opposed to having the whole world see your underwear and having breezes where wind does not belong.