1. Word List: therm = heat, temperature

2. endothermic heated from within the body

3. exothermic requires heat to be absorbed from outside of the body

4. exo= outside

5. therm a unit of heat equal to 1,000 great calories

6. thermal related to heat or temperature

7. thermaldynamic caused or operated by heat that has changed into different forms of energy

8. thermograph a device that automatically writes down (records) changes in temperature

9. graph = writing

10. thermometer An instrument that measures temperature or heat

11. thermophile an organism that has adapted to living in very high temperatures (heat), or such as bacteria or algae

12. thermos A container that is used to keep things warm, such as your soup; a double-walled container that keeps things warm

13. thermostat A device used to control the temperature

14. graph = to write exo = outside