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What is a machine?
What is a machine?
A physical system using power to apply forces and control movement to perform an action.
What are some examples of natural biological macromolecules that can be considered machines?
What are some examples of natural biological macromolecules that can be considered machines?
Molecular machines.
What are some sources of power that can drive machines?
What are some sources of power that can drive machines?
Animals, people, natural forces (wind and water), chemical, thermal, or electrical power.
What did Renaissance natural philosophers identify as simple machines?
What did Renaissance natural philosophers identify as simple machines?
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What are modern machines composed of?
What are modern machines composed of?
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