Examlex
Sound is "heard" when sound waves cause structures inside your ears to physically vibrate.A signal is then sent to your brain where it is interpreted as sound.What type of receptor in the ear is responsible for the sense of hearing?
Economic Models
Simplified representations of complex economic processes, used to predict or analyze economic behaviors and outcomes.
Hypothesis
A proposed explanation made on the basis of limited evidence as a starting point for further investigation.
National Debt
The net accumulation of federal budget deficits.
Rate of Unemployment
The percentage of the labor force that is jobless and actively seeking employment.
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