Question 12
Electrical energy can be generated from different energy sources.
a. Examples of energy sources are: Gas, Wind, Oil, Solar, Wave, Hydro and Coal. These energy sources can be classified as renewable or non-renewable. Complete the table below to show which of these examples are renewable and which are non-renewable.
| Non-renewable | Renewable |
| --- | --- |
| | |
b. A coal-fired power station burns coal in order to generate electrical energy. A simplified diagram of a coal-fired power station is shown.
State the energy transformation that takes place in the:
i) Boiler
ii) Turbine
iii) Generator
a. Examples of energy sources are: Gas, Wind, Oil, Solar, Wave, Hydro and Coal. These energy sources can be classified as renewable or non-renewable. Complete the table below to show which of these examples are renewable and which are non-renewable.
| Non-renewable | Renewable |
| --- | --- |
| | |
b. A coal-fired power station burns coal in order to generate electrical energy. A simplified diagram of a coal-fired power station is shown.
State the energy transformation that takes place in the:
i) Boiler
ii) Turbine
iii) Generator