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sciencech5studyguide
| Question | Answer |
|---|---|
| Refrigerators and air conditioners are examples of _______. | Heat movers |
| A devise that converts thermal energy into mechanical energy is a ______. | Heat engine |
| A devise that heats your home by transferring thermal energy from a reagan of low temperature to a regan at a higher temperature is a _____. | Heat mover |
| Wind and ocean currents are formed by _____. | Convection |
| A material that reduces the flow of heat by conduction,convection,and radiation is a _____. | Insolator |
| All of the following are good conductors of heat except _____. | Air |
| Of the following the insolation that is most resistant to heat flow is rated ____. | R 40 |
| The proses of which engine fuels burn is ____. | Combustion |
| Through which of the following will convection most likely occur | Liquids and gasses |
| Gasoline and diesel engines are _____. | Internal combustion engines |
| The transfer of energy that does not require matter is ____. | Radiation |
| Solar collectors are parts of ____. | Active solar heating system |
| Energy from the sun travels to the earth as___. | Radiant energy |
| Of the following the best insulator would be ____. | air |
| The specific heat of an object depends on its ____. | Chemical makeup |
| To equal masses of 2 different kinds of matter___. | Probably have different thermal energy |
| Temperature measures the ___ of the particles of a material | Cenetic energy |
| Compared to the efficient of a gasoline engen a diesel engen is ____. | Twice as efficient |
| The effectiveness of insolation is rated with a ____. | R value |
| The inside surfaces of the glass inside vacuum bottles are coted with aluminum to provent heat lost by ____. | Radiation |
| What is specific heat_____ | The measure of energy it takes to increase one kilogram of a material by 1 degrees celsius |
| How does thermal energy relate to{a} | heat?-heat is the thermal energy that flows from a higher temperature to a lower temperature |
| How does thermal energy relate to{b} | temperature?- is the measure of the moving part of thermal energy |
| Compare and contrast heat and temperature{a} | Temperature is the measure of how fast the particles are moving |
| Compare and contrast heat and temperature {b} | Heat is the kinetic and potential energy of an object |
| What is the equation for measuring the change in thermal energy | Q = M times {Tf - Ti } C |
| Gasoline | Burns fuel,Internal combustion |
| diesel | Burns fuel,Internal combustion |
| steam | Burns fuel,external combustion |
| Active solar | large tank for storing water heated by the sun |
| Passive solar | large windows on the south side of building |
| Electrical | gives uniform warmth |
| Steam | hot vapor is forced thou water vapors |
| Hot water | pump circulates a liquid to a radiator |
| Forced air | fan moves warm air |
| How would they heat from a pot in room a move to its handel | Conduction |
| Thermal energy is transferred to the sun bather in room b by _____. | Radiation |
| Where does most of the heat provided by the fire in room c go | Up the chimney |
| In room c thermal energy is transferred to the people by____. | By convection and radiation |
| In room d the thermal energy of the ion is transferred to the cloths by ____ | Convection |
| Why do the pips in a steam heating system need to be isolated | To keep the heat from leaving the pipe |
| Why is a higher r value needed in the ceilings | Because heat rises |
| Water has a very high specific heat. Why does this make it a very good substance for a use in colling system of automobiles | It can absorb a lot of heat |
Created by:
amgrace