Answer:
C. Solar energy
Explanation:
Because the Sun's rays are more concentrated at the equator.
Answer:While World War II had been raging in Europe since 1939, the United States did not intervene until after Japanese planes bombed Pearl Harbor in 1941. As Japan had an alliance with Germany and Italy, both nations declared war on the United States on December 11th, 1941, four days after the Pearl Harbor attack.
Explanation:
The two tools used are:
- A relationship existence between a galaxy's distance from Earth and also that of its speed.
- The findings in the 1960s of the presence of cosmic microwave background radiation.
<h3>What evidence is collected by each tool?</h3>
The evidence to support the big bang are:
- There was found to be some red shifts of a lot of galaxies which connote that the universe is widening.
- Due to the widening of universe, new elements were formed such as hydrogen, deuterium and others.
- Microwaves were found by orbiting detectors.
Therefore, The two tools used are:
- A relationship existence between a galaxy's distance from Earth and also that of its speed.
- The findings in the 1960s of the presence of cosmic microwave background radiation.
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