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Results tagged with everyday-life
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user 155741
Concerns the application of the laws of physics to analyze common situations encountered in everyday life.
2
votes
Why can't we see images reflected on a piece of paper?
There are several things going on that make a mirror and paper reflect light differently.
First, if you examine the surface of the paper under a microscope you will see a very rough surface. This rou …
- 176
2
votes
Why does a sheet of paper stick to the end of a vacuum cleaner?
Like the fish that discovers water last, we don't normally notice the 15 pounds per square inch (psi) of atmospheric pressure that we live in. A vacuum cleaner can help us notice the air pressure with …
- 176