Which statement correctly describes magnetic field lines?
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A. They form loops by joining north pole to south pole.
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B. They show the direction a south pole will point.
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C. They form loops by joining positive charge to negative charge.
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D. They are parallel with one another.

How are momentum and impulse related? impulse is a whim to do something, while momentum keeps it going impulse is another name fore instantaneous momentum the impulse acting on and object is equal to the change of momentum it causes. the impulse that acts on and object is the momentum that results.

What happens to the light rays when they hit the specimen?

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem