1.
According to WHO, how many premature deaths annually linked to air pollution causing by the burning of fossil fuels?
2.
How many forms of fossil fuels are there________________
3.
In order to produce solar energy during sunlight, where the energy is stored in the batteries?
4.
Solar panels generate electricity.
5.
In hydroelectricity power_________________
6.
A tidal barrage is a barrier built over a___________________
7.
In the production of wave energy which form of energy is used?
8.
The blades in wind turbines are connected to________________
9.
The most nuclear fuel used in the world is________________
10.
Oil release sulfur dioxide gas when they burn.