Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe. In an older and closely related meaning (found, for example, in Aristotle), "science" refers to the body of reliable knowledge itself, of the type that can be logically and rationally explained.
Before the advent of the industrial revolution, horses were widely in used in most fields of human endeavor including transport and agriculture...
Physics > Energy
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