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Turn It Off!



Have you ever seen a sign in a doctor's office or a hospital saying no cell phones can be used there? There are many places where cell phones don't belong, including, government offices, schools and library's. Please be respectful of this.

Cell Phones

If you've been on an airplane, have you heard the flight attendant announce that all cell phones must be turned off before takeoff? Have you ever wondered why?

Cell Phones

The signals sent by a cell phone to a tower can make the computerized machines used by doctors to stop working properly. Cell phone signals can also interfere with an airplane's computer system, which could cause serious problems.

Cell Phones

You should never have your cell phone turned on at the doctor's office or a hospital where a sign says cell phone use is forbidden.

Cell Phones You might be surprised the next time you fly if an announcement comes on saying that it's o.k. to use your cell phone to connect to the internet and check emails during the flight. But, before you decide to get connected, you might want to find out how much it will cost you. It could be expensive.



Additional topics

Science Encyclopedia for KidsCell Phones