Examlex
Mercury orbits the Sun with an average distance of 0.4 AU, and its mass is 0.06 times that of the Earth. The gravitational force that the Sun exerts on Mercury is _______________ times the force of gravity that the Sun exerts on the Earth.
Labor
The effort by humans to produce goods or services in the economy.
Transcontinental Railroads
Railroad lines that cross an entire continent, connecting different coasts or borders and significantly enhancing transportation and economic growth.
Federal Government Spending
The total amount of money the federal government expends on various services, programs, and debt interest.
Recessions
Periods of economic decline when GDP falls consecutively for two or more quarters, typically characterized by reduced spending and increased unemployment.
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