Electrical Principles Topic 4 Flashcards
1
Q
What percent if energy is generated by burning fossil fuels?
A
65%
2
Q
What is a turbine?
A
A long shaft with many fan blades.
3
Q
What is Nuclear fission
A
The splitting of atoms of a heavy element.
4
Q
What is Geothermal energy?
A
energy derived from the internal heat of the earth
5
Q
What is Biomass
A
biodegradable waste
6
Q
What is co-generation?
A
The use of waste energy from another process.
7
Q
What are alternative energy sources?
A
Water, Wind, Solar, fuel cells.
8
Q
Non renewable resources
A
cannot be replaced as they are used up.
9
Q
Renewable resources?
A
can be replenished naturally
10
Q
What is fly ash?
A
produced airborne ash that is produced from burning coal.
11
Q
What does sustainability mean?
A
Using resources at a rate that can be maintained.
