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In a certain particle accelerator,a current of 800 A is carried by a 6.00-MeV proton beam that has a radius of 1.50 mm.The mass of a proton is 1.67 10-27 kg.If the beam hits a target,how many protons hit the target in 5 s?
Mass Depletion
refers to the significant reduction of natural resources or materials on Earth due to human activities or natural processes.
Extinction Rate
The rate at which species and populations of organisms die out over time, often accelerated by human activities and environmental changes.
Environmental Conditions
The various physical and biological factors that influence the life and activities of organisms, including climate, soil, and water.
Speciation
The process by which new distinct species evolve from a single ancestral species.
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