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Earth's magnetic field shields the surface of Earth from
Behavior
The actions, reactions, or functioning of an individual, group, or system in response to external or internal stimuli.
U.S. Government
The federal government of the United States, consisting of three branches: executive, legislative, and judicial, established to govern the country.
Customers
Individuals or businesses that purchase goods or services from a company.
Billions
A numerical value representing one thousand million (1,000,000,000) in the American counting system.
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