What are some ways that electricity can be used?
-Electricity can be used in various ways. I can be converted into such as heat and light.
What are some uses for hydrogen fuel cells?
-Hydrogen fuel provide motive power for liquid-propellant rockets, cars, boats and airplanes, portable fuel cell applications or stationary fuel cell applications, which can power an electric motor.
What are some pros and cons of storing energy as hydrogen? In batteries? In flywheels?
-Hydrogen cells stores energy as a chemical form. Batteries are not only efficient but also they are harmful to both human and environment.How do policy decisions affect the development of energy technologies?
-Policy can affect the development of energy in both positive and negative ways. Depends on what policy is passed, it can accelerate the speed of development, but it can also slows it too.
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