Chemistry Exam Questions

Question 1Not yet answeredMarked out of 10.00Flag questionQuestion text_________ is heat exchange brought about by direct contact with a hot surface.Select one:a. Conductionb. Convectionc. RadiationQuestion 2Not yet answeredMarked out of 10.00Flag questionQuestion text____ is a very good conductor of heat.Select one:a. Aluminumb. Stainless steelc. Pyrexd. AirQuestion 3Not yet answeredMarked out of 10.00Flag questionQuestion textContainers used for baking often are made of poor heat conductors.Select one:TrueFalseQuestion 4Not yet answeredMarked out of 10.00Flag questionQuestion textHeat transfer within foods is influenced by __________.Select one:a. moistureb. densityc. initial temperatured. all of the choicesQuestion 5Not yet answeredMarked out of 10.00Flag questionQuestion text__________ is heat transfer by a fluid.Select one:a. Conductionb. Convectionc. RadiationQuestion 6Not yet answeredMarked out of 10.00Flag questionQuestion text___________ is a method of heat transfer that does not require direct contact.Select one:a. Conductionb. Convectionc. RadiationQuestion 7Not yet answeredMarked out of 10.00Flag questionQuestion textThe amount of heat radiated by a hot object increases greatly as the object temperature increases.Select one:TrueFalseQuestion 8Not yet answeredMarked out of 10.00Flag questionQuestion textBroiling transfers heat by radiation while grilling does not.Select one:TrueFalseQuestion 9Not yet answeredMarked out of 10.00Flag questionQuestion textMicrowaves have their greatest impact on ______ molecules.Select one:a. proteinb. carbohydratec. fatd. waterQuestion 10Not yet answeredMarked out of 10.00Flag questionQuestion textShape and materials influence how pots and pans transfer heat.Select one:TrueFalseQuestion 11Not yet answeredMarked out of 10.00Flag questionQuestion text___________ is an excellent conductor of heat.Select one:a. Copperb. Aluminumc. Stainless steeld. CeramicQuestion 12Not yet answeredMarked out of 10.00Flag questionQuestion textWhile durable and relatively inexpensive, thin ________ can develop hot spots.Select one:a. Copperb. Aluminumc. Stainless steeld. CeramicQuestion 13Not yet answeredMarked out of 10.00Flag questionQuestion text_________ can be coated with ceramics or polymerized vegetable oil to prevent discoloration.Select one:a. Copperb. Aluminumc. Stainless steeld. IronQuestion 14Not yet answeredMarked out of 10.00Flag questionQuestion textPans made of ________ are good at transferring heat but may warp or discolor.Select one:a. Cast ironb. Aluminumc. Stainless steeld. Ceramic