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If the answer gives more new information (or a better understanding), the question is better.
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∙ 11y ago
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When Is Friction Useful and When Is Friction Not Useful?
Friction is useful when you are trying to stop a car, but not useful in the pistons of a car's engine (It makes them less efficient).
Good books with 250 pages or less?
Your question makes no sense, sorry.
What makes jaw less fish unique?
as you are stupid failing to answer a simple question
When perspective emerged?
that question makes less sense than a paranoid psychotic on LSD
Why do the properties of silver make it less useful in medicine?
as it is costlier . Less useful than what?
What makes finger nails important?
Without them, your finger tips would be a lot blunter and less useful for picking up small objects.
What is solar heaters useful for?
Solar heaters are useful for heating water with natural energy, thus saving electricity. The question is can effective solar heaters be made for less cost than using the electricity.
Does the Eiffel tower weight less on ground than bus?
the truth is that this question makes no sense at all.
Are the words don't know an answer?
If you mean on WikiAnswers, no, they are not an answer on WikiAnswers. If a person has absolutely no information to put in an answer, they should go to another question that they can answer or at least partially answer. Answering a question even with "I don't know" makes that question appear to be answered on WikiAnswers, which means it is less likely to BE answered, because people will think it already has been.
You cook chips in the oven is this useful or harmful?
This is useful. Cooking chips in an oven makes them quite less fatty than deep fried chips. Also, there is no danger of burning oil spilling on you. But watch out to make sure they don't get overcooked :)
Is the dose of radiation more or less than an xray?
Since xrays, themselves, are a form of radiation, the question makes no sense.
How can internet for academic purpose be useful?
The internet is extremely useful for research and question asking (This exact website, for example) It can also be used to relieve stress by playing or chatting online, and less stress usually means it's easier to focus.
