emileewhitaker1373
03.02.2020 •
Social Studies
Why did a knight wear a coat of arms?
a.
so others could identify him on the battlefield
b.
because the knight believed it would magically protect him
c.
so his enemies would be frightened by the design
d.
to show that the knight was also a troubadour
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Ответ:
Answer Choice A
Ответ:
Explanation:
1. Costly, as there are less and less fossil fuels available, the price rises higher and higher. Solar Energy is 60% cheaper than coal and oil, while expensive to first put on it is a great investment.
2. Availability, wind is abundant in Europe making wind power very easy to make at a cheap cost
3. Polluting the environment, if fossil fuels keep getting burned by 2070 there will be in-reversible climate change.