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Featured Question


Chemistry

shaheena from Karachi/Pakistan asks,

The name for gas written on CNG filling station is octane. There are other members in the alkane...

the answer

You are most likely confusing the fuel's Octane Rating with the 8...

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Physics

Marty Ellis from Pittsburgh asks,

Can a sintered ore magnet be re-magnetized in a different configuration of its poles? Does it need...

the answer

Yes, the poles of a magnet can be changed by exposing the magnet to a very...

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Biology

Richard Dinning from Mississauga asks,

What would happen, given the loss of polar ice and it's deleterious affect on polar bears, if we...

the answer

Polar bears would do wonderfully in the Antarctic.  They would,...

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Biology

Mrs. Yoe's Grade Ones from Innerkip Ontario asks,

Why do geese fly in a V?

the answer

 

They do this for efficiency. When a bird flies, their...

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