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- Multiple ChoicePlease save your changes before editing any questions.
heat flows from _________ region to ____________ region.
hotter, cooler
cooler, hotter
- Multiple ChoicePlease save your changes before editing any questions.
heat is measured in __________
joule
celcius
kelvin
newton
- Multiple ChoicePlease save your changes before editing any questions.
the heat flow through solid is
conduction
convection
radiation
- Multiple ChoicePlease save your changes before editing any questions.
heat that transfer through electromagnetic wave is __________
radiation
conduction
convection
- Multiple ChoicePlease save your changes before editing any questions.What type of heat transfer happens in liquids and gases?ConductionConvectionRadiation
- Multiple ChoicePlease save your changes before editing any questions.Hot air ______ while cool air ____Sinks, RisesRises, RisesRises, SinksConvection, Radiation
- Multiple ChoicePlease save your changes before editing any questions.Rubber is considered an _____ConductorInsulatorRadiationNone of the above
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is not a conductorWoodCopperIronSilver
- Multiple ChoicePlease save your changes before editing any questions.
The candle will slowly heat the metal and transfer the heat directly to the mans hand.conductionconvectionradiation - Multiple ChoicePlease save your changes before editing any questions.Which best explains why there are gaps between the concrete sidewalks?When it's cold the gaps allow expanding without cracking.When it's hot the gaps allow expanding without cracking.When it's cold the gaps allow contracting without cracking.When it's hot the gaps allow contracting without cracking.
- Multiple ChoicePlease save your changes before editing any questions.If you cannot open a jar, why will placing the metal lid under hot water help to loosen the lid?Glass contracts when it is heated.Metals expand when they are heated.Metals are easier to grip when they are warm.Hot water reduces friction between metal and glass.
- Multiple ChoicePlease save your changes before editing any questions.Many electrical wires are wrapped in plastic coating because plastic isless expensive than steelmore dense than copperable to keep its shapea good insulator
- Multiple ChoicePlease save your changes before editing any questions.
Which material would make the best insulator?
rubber
steel
copper
aluminum
- Multiple ChoicePlease save your changes before editing any questions.Do land breezes typically happen during the day or night?DayNight
- Multiple ChoicePlease save your changes before editing any questions.In a sea breeze, the air is warmer above the _____.landoceanskybeach
- Multiple ChoicePlease save your changes before editing any questions.Why does warm air rise?Warm air is more dense than cooler air.Warm air has more pressure than cooler air.Warm air is less dense than cooler air.Warm air has a higher dew point than cooler air.
- Multiple ChoicePlease save your changes before editing any questions.What occurs when cool air moves from the beach toward the ocean during the night?a land breezeprevailing windsa sea breezeupdrafts
- Multiple ChoicePlease save your changes before editing any questions.Is this a land or a sea breeze?land breezesea breeze
- Multiple ChoicePlease save your changes before editing any questions.
Land breezes flow from ____ to ____.
east; west
land; water
clouds; jet
water; land
- Multiple ChoicePlease save your changes before editing any questions.Why do land breezes occur at night?Land cools off slower than water, so the air above water is cooler.Water cools off faster than land, so the air above land is warmer.Land heats up slower than water, so the air stays cooler during the day.Water cools off slower than land, so the air above water is warmer.