because the space between energy fields is empty and that is the vacuun.
18 to 21 inches of vacuum is factory on all engines.
Physically put, No. A vacuum has no particles of gas in it, but there is still gravity it just has nothing to act upon. Philisophically, it is much like the tree falling in the woods with no one there to hear it. That is to say the gravity only exists if it can be perceived by one of the senses.
Gravity is the force of attraction that exists between all objects in the universe.
VACUUM
It is electric and vacuum operated. Be sure all electrical connections are good and all vacuum lines are good. It is not unusual to find damaged vacuum lines.
The 1994 Cavalier creates a vacuum from the engine. There are vacuum hoses all through the engine bay, and under the dash.
A vacuum
By definition, nothing. Nothing at all.
Your best bet is to buy a Chilton's Repair Manual. It has all the vacuum diagrams you will need.
Yes, infrared waves can travel through a vacuum because they do not require a medium for propagation. This is because infrared radiation is part of the electromagnetic spectrum, and all electromagnetic waves can travel through a vacuum.
Cellulose exists in all plant cells. I believe it exists to a certain degree in most prokaryotic and animal cells as well.
It will suck off all of your skin.