Question-earth magnetic field
What velocity would a proton need to circle Earth 1400 km above the magnetic equator, where Earth's magnetic field is directed horizontally north and has a magnitude of 4.00 10-8 T?
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How did the low family asses the effectiveness of President Roosevelt's legislation to combat America's economic crisis?
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A summary describing evidence-based policing.Discuss the advantages and disadvantages of evidence-based policing.
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