Notes

When Will We Run Out Of Fossil Fuels?
The change was spurred on, most experts believe, by the rise in fuel prices. The more recent spike in fuel prices has also spurred change. Hybrid and electric vehicles are more prevalent on the road. Larger vehicles, like the Hummer and other gas guzzlers, are less a part of American lifestyle than before. This shift in lifestyle will also have an effect on when fossil fuels will run out. AAA research has shown that Americans are driving shorter distances than in the past, with fewer trips. While this is attributed mainly to rising gas prices, the net effect is to use less fuel and spend less money, thereby extending dwindling reserves. These same cost-saving measures apply to electricity, hot water and home heating. Indeed, entire municipalities, not just individual families, are saving money by using less energy. In addition to using less fossil fuel, people are turning to high technology to shave the amount of fuel they use. One common example is the fluorescent light bulb. The savings are small, but the growing number of users is likely to have an effect on electricity usage, decreasing the amount of fossil fuels used to produce the necessary wattage. Larger organizations, like universities and big companies, are using high-tech software to control building systems like lighting and heat to pare a few dollars of total fuel bills here and there. Finally, those same high prices have spurred research into new sources of fossil fuel, like oil shale, as well as alternative fuels like solar, wind and biodiesel. What the future will hold for fossil fuels is uncertain. That the supply will run out is almost certain, but when it will happen -- and the effect it has on society -- remains only speculation.
Since electric cars were initially all about efficiency, they were sized and styled to match that image. Tesla might have been the first auto manufacturer to make people realize that a fully electric car could still deliver solid performance, and at a price that was easy for most luxury car shoppers to swallow. One, however, is a whole different story. With a $980,000 price tag and amazing performance specs, this car isn't even attempting to masquerade as a responsible choice. 1,088 ponies that are capable of leaving a Ferrari in the dust. Top speed is 190 miles per hour (305.8 kilometers per hour), according to Rimac, and the car can go from 0 to 60 miles per hour (0 to 96.6 kilometers per hour) in just 2.8 seconds. These numbers fall just shy of the Bugatti Veyron. One is anticipated to be for sale by the end of 2015, with a projected production run of only 88 units.
Today "wireless" is a common term in the world of computer networks. Tesla uncovered the principle more than a hundred years ago. Tesla's often compared with Thomas Edison, but he was in many ways Edison's opposite. Yet Tesla was very much a man of inspiration, a visionary. Edison was self-taught; Tesla had received a thorough technical education. Edison solved practical problems; Tesla dreamed of world-transforming technology. Edison commercialized his inventions; Tesla had little business sense. About the only thing they had in common was that both men got by on little sleep: Tesla sometimes worked from 10:30 a.m. In his lifetime, Tesla did not receive credit or compensation for many of his inventions. For example, Guglielmo Marconi is credited with inventing radio, but his equipment was based on Tesla's ideas. Only in recent years has Tesla received wider recognition for his deep insights and their impact on modern life. Today, one of the most innovative electric car companies is named Tesla Motors.
President Joe Biden's infrastructure plan has $2.5 billion earmarked for zero-emissions buses, like this new EV school bus parked beside charging stations at South El Monte High School in El Monte, California. America's famous yellow school buses have been slowly going electric. But more will be plugging in thanks in large part to the $1.2 trillion bipartisan infrastructure bill passed by the U.S. While the bill has not yet been passed by the House, many in the sustainable transportation community are already excited about what this bill could mean for the possibility of electrifying more of the U.S.'s fleet of 480,000 school buses and how that could help lower emissions and improve air quality. Of the $1.2 trillion infrastructure bill, $2.5 billion is earmarked for zero-emissions buses - enough for roughly 11,000 electric buses - and another $2.5 billion for "low-emission" ones. The low-emissions buses could be fueled by natural gas or propane.

which statement describes how a heat pump works

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