Answer:
The entity relationship (ER) data model has existed for over 35 years. It is well suited to data modelling for use with databases because it is fairly abstract and is easy to discuss and explain. ER models are readily translated to relations. ER models, also called an ER schema, are represented by ER diagrams.
Answer:
Explanation:
I'm not 100% this is what you want, but here it is:
2
3
13
8
11
A
13
Environmentally friendly
Since it focuses on are sustainable and efficient with and are made with the future in mind.
Answer:
Fossil Fuels 67% (Non-Renewable Source): Coal 41%, Natural Gas 21% & Oil 5.1%
Renewable Energy 16%
Mainly Hydroelectric 92%: Wind 6%, Geothermal 1%, Solar 1%
Nuclear Power 13%
Explanation: