How does a black hole act as a vacuum cleaner?
It technically doesn't, given that a vacuum cleaner works via air pressure differences, and space is mostly a vacuum already. What it does do, is by an enormous amount of mass focused in a small po...
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Is a vacuum cleaner the same as a black hole?
yes, in a similie/metaphor kind of way. a black hole sucks in stuff, a vaccum cleaner does also.
Why is the consideration of a black hole as a 'cosmic vacuum cleaner' so wrong?
it doesn't move!!!!! and stuff far out can easily escape its field.
What is the hole in the vacuum cleaner?
Its to reduce the suction at the business end.By opening the whole it allows air in, so the suction at the business end is reduced.
How does the fan inside a vacuum cleaner cause the vacuum cleaner to pick up dirt?
The fan powered by a motor creates suction which pulls the dust into nozzle (head) into the bag, filters or cyclones.