Lyell's principles opposed what other historical concept?
Heliocentrism
Miasma Theory
Phlogiston Theory
Catastrophism
Answer
Catastrophism is the belief that the Earth was formed by a series of sudden, violent events. This concept was challenged by Lyell's principles of geology, which proposed that the Earth was formed by gradual, incremental changes over long periods of time.
Unearthing Charles Lyell: A Geological Journey Through Time