An important tool in understanding the actual numerical dates of past geologic events is radioactivity.
The Answer is Solar Energy
Answer:
if you don't know how am I supposed to know
Answer:
Correct answer is C. They were trying to obtain higher paying jobs
.
Explanation:
Correct answer is C because United States was economically much more developed and because of the revolution in Mexico the situation in the country was very unstable, as economy was.
A is not correct because there were no persecutions of this kind until 1926 and the Cristero Revolt.
B is not correct answer as they weren't able to gain practically any type of education in the United States.
D is also wrong, because as immigrants they weren't allowed to participate in political life.
After some research and studying the graph you posted with your question, there are many reasons why all four latitudes have the same number of hours of daylight on March 20th and also September 22nd.
Some of the reasons are:
These two dates are equinoxes, the sun's direct rays are over the equator, and the Earth's North Pole is not is not tilted toward or away from the Sun on those specific dates. Any of these answers are acceptable for the question you asked.