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science heat transfe
# 8
| Question | Answer |
|---|---|
| what is the heat in the atmosphere that moves from place to place | radiation |
| tings are always _________ | moving |
| the more _______ you give to a substance the more it moves | heat |
| ________ causes heat and ____ causes movement | movement heat |
| every atom has ________ inside itself | movement |
| the earths _______ absorbs energy from the sun | surface |
| some energy is transferred back into the __________ | atmosphere |
| gas molecules are constsntly ______ | moving |
| cold molecules move more _______ | slowly |
| hot molecules move more ______ | fastly |
| the total energy of motion is called ________ energy | thermal |
| ___________ is the average amount of energy of motion in each molecule of substance | temperature |
| the basic matter of which something is made | substance |
| 98.6 degrees is the _____________ temp. of humans | average body |
| _____________ is 1 of the most important elements of weather | temperature |
| air temp.is measured with a _____________ | thermometer |
| the liquid inside of a themometer is __________________ or ________ | colored alcohal or mercury |
| thermo means | heat |
| meter | measure |
| a thermometer works because liquids _______ when heated and __________ when cooled | expand contracts |
| one of something | unit |
| why is mercury and alchohal used in thermometers | it has low and high freezing points |
| all ____________ have different freezing points | substances |
| alchohal boils at ___ and freezes at ___ | 144 -148.5 |
| mercury freezes at ___ and boils at ___ | -38 674 |
| mercury symbol | Hg |
| temp. is measured in ________ | degrees |
| there are 2 different kinds of therm _________ and _________ | farenheit and celsius |
| you feel heat through ____________ radiation | ultra violet |
| heat is transferred from ______ molecules to ______ molecules | hotter colder |
| heat is transferred in 3 ways _________, ___________, ______________ | radiation conduction convection |
| you (can or can not ) see IR heat with normal vision | can not |
| __________ heat spreds out and warms air | radiation |
| __________ is the type heat that ia transferred by directly touched heat transferred from oe substance to another | conduction |
| the closer together molecules the more _________ they can conduct heat | effectively |
| __________ is the transfer of heat thru the movement of afluid warm air rises and cool air sinks | convection |
| ______ heat warms the atmosphere | all |
| __________ currents move thru the troposphere | convection |