Is this a multiple choice question?
Solar technologies convert sunlight into electrical energy either through photovoltaic (PV) panels or through mirrors that concentrate solar radiation. This energy can be used to generate electricity or be stored in batteries or thermal storage.
Answer:
D
Explanation:
In 1970, in response to the welter of confusing, often ineffective environmental protection laws enacted by states and communities, President Richard Nixon created the EPA to fix national guidelines and to monitor and enforce them
At the start of World War 2, America is the country that maintained the isolationist policy.
Answer:
The correct answer is option 2, Bulgaria.
Explanation:
As the complete question is not given, the complete question with the answer choices is attached herewith.
The options are
- France
- Bulgaria
- Italy
- Switzerland
- Belgium
<em>The Soviet Union and seven of its European satellites sign a treaty establishing the Warsaw Pact, a mutual defense organization that put the Soviets in command of the armed forces of the member states.</em>
<em>The Warsaw Pact, so named because the treaty was signed in Warsaw, included the Soviet Union, Albania, Poland, Romania, Hungary, East Germany, Czechoslovakia, and </em><em>Bulgaria</em><em> as members.</em>