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WHO INVENTED IT ?

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WICH CONDUCTOR WHERE THE BEST???

HOW DOES IT USES MAGNETS AND WHAT IS THE GOOD SIDE OF IT.

• Under that train there is a north pole magnet and in that train ther is a South pole magnet They repel butt train is heavy so it does not goes not to much up and when it is repeling it goes up and goes strate.u
• It is good because it is snothe and not noisy .

WHAT ARE 3 GOOD THINGS ABOUT HYDROELECTRIC POWER?

• It is ecological.
• Water will not run out.
• There is no risk of technogenic disaster.

WHY IS NUCLEAR POWER COULD BE DANGEROUS?

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