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Physics, Chemistry, Other Sciences
8th
grade
Convection, Conduction, and Radiation
20 questions
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- 1. Multiple ChoiceWhat is the definition of CONVECTIONWhen heat transfers through waves.When heat transfers from objects that are touching.a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.Heat traveling from the sun
- 2. Multiple ChoiceThe cycle that powers the ocean currents, weather, and tectonic plates it calledconduction currentradiationcondition currentconvection current
- 3. Multiple ChoiceHeat transfers from an area of ____temperature to an area of ___ temperature.high to lowlow to highhigh to highIt can travel high to low and low to high.
- 4. Multiple ChoiceWhat kind of heat transfer happens when the sun is heating your body?ConductionRadiationConvectionDensity
- 5. Multiple ChoiceWarm air rises and the cool air sinks demonstrates this type of heat transfer.conductionconvectionradiationInsolation
- 6. Multiple ChoiceThe baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer.conductionconvectionradiation
- 7. Multiple ChoiceWalking on the warm sand sand with your bare feet demonstrates this type of heat transfer.conductionconvectionradiation
- 8. Multiple ChoiceJohnny accidentally grabbed the handle of the hot pot.conductionconvectionradiation
- 9. Multiple ChoiceA group of friends gather around a fire to stay warm.conductionconvectionradiation
- 10. Multiple ChoiceTransfer of thermal energy through "space"conductionconvectionradiation
- 11. Multiple ChoiceTransfer of thermal energy through "flow"conductionconvectionradiation
- 12. Multiple ChoiceTransfer of thermal energy through "touch"conductionconvectionradiation
- 13. Multiple Choice
movement of energy that occurs due to differences in temperature and density
radiation
conduction
convection
- 14. Multiple ChoiceWhich is an example of conduction?Steam is rising from a cup of hot coffee.A hot biscuit is warming the plate it is on.The sun is shining through a window and warming a table.Grilling a hot dog over a campfire.
- 15. Multiple ChoiceWhich is an example of convection?the heat coming from a campfirea spoon in a bowl of soup becoming warmerwarmer water at the surface of a swimming poola hamburger being warmed by a campfire
- 16. Multiple ChoiceRadiation is when energy is transferred...by contactby flow of fluid in liquid or gasby waves or raysthis is not an energy-transfer process
- 17. Multiple ChoiceWhich numbered part of the picture represents the way that energy from the sun reaches Earth?1234
- 18. Multiple ChoiceWhat is the original source of most of the energy that people use?Energy that reaches Earth by radiation from the sun.Energy that reaches the earth by convection from the sun.Energy that reaches the earth by radiation from the core.Energy that reaches the earth by conduction from the core.
- 19. Multiple Choice
A crayon placed on a dark driveway in bright sunlight melted into a colorful puddle. What caused the crayon to melt?
Solar radiation heated the driveway and then heat transferred to the crayon by conduction.
Solar radiation heated the driveway and then heat transferred to the crayon by radiation.
Solar convection heated the driveway and then heat transferred to the crayon by radiation.
Solar convection heated the driveway and then heat transferred to the crayon by conduction.
- 20. Multiple ChoiceHow many kinds of heat transfer are there?1234 or more
- Answer choicesTagsAnswer choicesTags