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If a large 10-km asteroid or comet struck the Earth in the ocean floor,
I.large amounts of molten rock would rain down on Earth and cause massive forest fires.
II.giant tidal waves would result
III.after effects would cause the deaths of most animal life on the planet.
IV.thick clouds of dust would form and block out the Sun for an extended period.
Medieval Period
A historical era in Europe spanning roughly from the 5th to the late 15th century, characterized by feudalism, the rise of Christianity, and the first universities.
Reformation
A religious movement in the 16th century that led to the establishment of Protestantism and significant changes in the practices and beliefs of the Catholic Church.
Commercial Revolution
A period of European economic expansion, colonialism, and mercantilism from the 16th to the 18th century, which changed the world's trade networks.
Imperialism
A policy or practice by which a country extends its power and dominion over other nations or territories through colonization, military conquest, or economic domination.
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