Answer:
The magnitude of the electric field at the center of curvature of the arc is 3.87 N/C
Explanation:
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A medium is a substance or material that carries the wave. Sounds waves need a medium in order to travel through a wave to help it travel as it cannot travel through a vacuum. Mechanical waves need a medium to transport energy.
Thermal energy also known as 'heat energy' is a form of kinetic energy.
The ozone layer blocks the rays. But the ozone layers now has holes.
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