yes, he is right the answer is,
Galileo's most important scientific contributions were in the field of physics. ... Using the telescope, Galileo discovered the mountains on the moon, the spots on the sun, and four moons of Jupiter. His discoveries provided the evidence to support the theory that the earth and other planets revolved around the sun.
Ancient societies like the Mayans had a social structure similar to Egypt's pyramid structure. Hope this helps :)
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Summary and Definition of Nativism in America
Summary and Definition: Nativism in America refers to the preference for established US residents, as opposed to foreigners or "others" considered to be outsiders and the opposition to immigration. The belief in Nativism was a prejudicial attitude towards immigrants based on their national origin, their ethnic background, their race or religion. The doctrine of Nativism in America resulted in a widespread attitude that rejected alien persons, or culture, and led to xenophobia and new, stringent laws being passed to restrict immigration.