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Calculate the photon energy for light of wavelength 500 nm.(Planck's constant h = 6.626 10-34 J·s)
Japanese Goods
Products manufactured in Japan, ranging from electronics and automobiles to traditional crafts.
U.S. Economy
The economic system of the United States, characterized by a mixed economy with high levels of both government and private sector activity.
Nation's Exports
The goods and services produced in one country and sold to buyers in another country.
Imports
Goods or services brought into one country from another for sale or exchange.
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