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Twenty percent of the world's energy is supplied by?
Twenty percent of the worlds energy is supplied by natural gas.
What percentage of total energy in the US and worldwide is powered by wind?
less than 2%
Is it true that work output of a machine is always less than work input because of energy lost due to friction?
Yes this it true, because a percent of the input energy is converted to heat, which causes the output to became less than the input.
How do solar pannels reduce energy?
They reduce the need for generated energy - by utilising the free, clean energy from the sun. The more we generate power by solar (and other 'green' methods) - the less we'll be reliant on fossil fuels. This will reduce the pollution generated by coal & gas-powered power stations.
Why does saving energy save money?
this is because u use less energy. LESS ENERGY = LESS TO PAY
Twenty percent of the world's energy is supplied by?
Twenty percent of the worlds energy is supplied by natural gas.
What energy makes up less than 1 percent of the world's commercial energy?
Nuclear energy.Nucular EnergyNuclear EnergyLess than 1 percent of the worlds commercial energy is supplied by the sun. Solar energy is an under-utilized source of energy.
What is the percent of people that are Sikhs?
Sikhs make about less than 5% of the worlds population.
What percentage of total energy in the US and worldwide is powered by wind?
less than 2%
What percent of the worlds CO2 emissions do you we in the US make?
It is reported to be 50%, which is hard to believe, it might be less.
Is it possible to access 100 percent of the suns energy?
No. Less thsan one percent of the Sun's total energy falls anywhere near Earth.
Does nuclear fuel produce sixty eight percent of the electrical energy in US?
No, much less, about 20 percent at present
About 65 percent of the electrial energy in the US is produced by nuclear fuel?
No, nothing like that. It is less than 20 percent
Why should we not use solar powered energy?
There is no reason to not use solar powered energy.It is free.It is clean.It has no harmful greenhouse gas emissions.The more we use solar power, the less we have to use dangerous fossil fuel.
Do most people live in Canada?
no Canada has less than one half of one percent of the worlds population. 99.5% of the world does not live here. We do have 10% of the worlds forest so not even most forests live here.
Is 0.44 percent a low amount?
Depends of what. I would be thrilled to have .44% of the worlds gold, but only .44% of a dollar would be useless, less than a penny. I would say in general, .44 percent is a low amount.
What is the percentage of freshwater out of the worlds total water?
Most of the water on Earth is undrinkable, about 99%, only 1% of the water on Earth is drinkable, and only half of that is easily available!
