¿Si un avión se mueve a una velocidad constante de 50 m/s hacia argentina, la cual se encuentra a 500 km ¿Cuánto tiempo se demorará en llegar?

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

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More solar radiation is absorbed by earth’s surface than by