How can we store the power of the wind? Is wind the energy of the future? Which countries have most wind power? Micro-wind turbines Find out moreHow does a turbine generate electricity?A turbine, like the ones in a wind farm, is a machine that spins around in a moving fluid (liquid...
Before we can consider that question, it helps to ask something much more fundamental: how exactly do electric cars work? What's so good about them anyway—and what are the drawbacks? Can you really go to work powered by a few buzzing electrons? Let's take a closer look!
Answer to: Briefly explain how colour may influence workers in the workplace with example. By signing up, you'll get thousands of step-by-step...
Explain what is a negative externality in production. How does the government combat this situation? Explain how tourism can positively and negatively impact a destination economically, politically, environmentally, and culturally. Explain what effects the petroleum and coal industry have, as far as pro...
But it's also how we have to live onEarthif we are to protect our environment, which is one of the themes of this year'sWorld Space Week, running between Oct. 4 to Oct. 10. A space station, or a lunar base, is largely a closed-loop system. What we mean by this is that it ...
Understanding how and why we make decisions can perhaps help us make better choices down the line. We make far3decisions when we are tired. It is caused by decision fatigue(疲劳). The mind can only sort through so many choices and make so many choices before it starts to run out of st...
Between 1980 and 2010 around 600 million Chinese were lifted out of poverty. This economic miracle has used enormous amounts of energy, much of which has come from carbon intensive coal. This has driven up Chinese per capita emissions dramatically, to the point where they now exceed Europe. ...
For instance, Della Bosca and Gillespie [66] show how the sense of place and the emotional attachment between coal and local identities can impede the energy transition. In the mining town of Lithgow near Sydney, economic and social well-being have historically been linked to regional industrial...
The challenge of building a car engine is to get as much energy out of each drop of fuel as possible—to make the car go as far and as fast as it can.How do we get power from petroleum?Cars, trucks, trains, ships, and planes—all these things are powered by fuels made from ...
How is a diesel engine different from a gasoline engine?Gasoline engines and diesel engines both work by internal combustion, but in slightly different ways. In a gasoline engine, fuel and air is injected into small metal cylinders. A piston compresses (squeezes) the mixture, making it ...