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- Multiple ChoicePlease save your changes before editing any questions.The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?radiationconductionconvectioninsulation
- Multiple ChoicePlease save your changes before editing any questions.What is the definition of CONDUCTION?When heat is transferred from objects like rays of light or electromagnetically.a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.When heat transfers from objects that are touching.When heat transfers through the heater or AC in your house.
- Multiple ChoicePlease save your changes before editing any questions.
What is the definition of CONVECTION
When heat transfers through waves.
When heat transfers from objects that are touching.
warm fluid rises; cool fluid sinks
Heat traveling from the sun
- Multiple ChoicePlease save your changes before editing any questions.Warm air is __________ dense than cold air and rises creating convection currents.moreless
- Multiple ChoicePlease save your changes before editing any questions.What is the BEST example of a conductor?A wooden blockA ceramic mugA glass cupA metal bowl
- Multiple ChoicePlease save your changes before editing any questions.An insulator . . .Allows a lot of heat to escapeMakes the temperature of an object riseMoves heat from one place to anotherTraps heat inside an object
- Multiple ChoicePlease save your changes before editing any questions.True or False: A thermal conductor transfers heat well between two objects, and the heat does not stay in one place.TrueFalse
- Multiple ChoicePlease save your changes before editing any questions.A jacket is a good example of an . . .InsulatorInvestigatorInsiderInterrogator
- Multiple ChoicePlease save your changes before editing any questions.What is the BEST example of a conductor?A plastic toyA wooden tableA styrofoam cupA metal shed
- Multiple ChoicePlease save your changes before editing any questions.The faster an object moves, the ________ kinetic energy it has.morelessnone of the aboveall of the above
- Multiple ChoicePlease save your changes before editing any questions.Which is a TRUE statement comparing the density of gases and liquids?Gases have higher density than liquids because the atoms are further apartGases have lower density than liquids because the atoms are closer togetherGases have lower density than liquids because the atoms are further apartGases have higher density than liquids because the atoms are closer together
- Multiple ChoicePlease save your changes before editing any questions.As the temperature of a solid or liquid increases, the force of attraction between the atoms/molecules......increasesdecreasesremains the same
- Multiple ChoicePlease save your changes before editing any questions.Which of the following containers of sand has atoms/molecules with the greatest average kinetic energy?1 kg at 20oC2 kg at 20oC4 kg at 20oCnone has a greater amount because all have the same average kinetic energy
- Multiple ChoicePlease save your changes before editing any questions.Thermal energy always moves from ___________ to __________.Hot to HotCold to hotWarmer to coolerCooler to warmer
- Multiple ChoicePlease save your changes before editing any questions.Why does warm air rise and cool air sink?Warm air is less dense than cooler air.Warm air is more dense than cooler air.Warm air weighs less than cooler air.Warm air weighs more than cooler air.
- Multiple ChoicePlease save your changes before editing any questions.
When would an object left in a room temperature room stop transferring heat?
When it has reached the same temperature as the room temperature air
When it has lost all of its thermal energy
When it has gained all of the air's thermal energy
When it has gained or lost all of it's coldness to the air
- Multiple ChoicePlease save your changes before editing any questions.The transfer of thermal energy between objects of different temperatures is called...temperatureheatnone of these
- Multiple ChoicePlease save your changes before editing any questions.When thermal energy is added to a substance, the substance's particles move:More rapidly at an increased distance from each otherMore rapidly with less distance between each otherMore slowly with a greater distance between each otherMore slowly with a reduced distance be
- Multiple ChoicePlease save your changes before editing any questions.A measure of the average amount of kinetic energy of the particles in the object.energyexpansiontemperatureheat
- Multiple ChoicePlease save your changes before editing any questions.The faster molecules move,the higher the temperaturethe less temperaturethe same temperatureI don't know