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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 |