Examlex
The Greek philosopher who proposed that Earth rotates on its axis and revolves around the Sun was _________.
Alertness
The state of being vigilant and ready to respond quickly to potential dangers or problems.
Homeostasis
The self-regulating process by which biological systems tend to maintain stability while adjusting to conditions that are optimal for survival.
Thermostat
A device used for regulating the temperature of a system so that the system's temperature is maintained near a desired set-point.
Cooler
A term that can refer to a device or container used to keep things cool, particularly food and drinks, by using ice or other refrigerants.
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