energy that is radiated or transmitted in the form of rays or particals
what is the defenition of conduction?
conduction means that the heat passes from molecule to molecule along a solid object
what is the defenition of convection?the transfer of heat through a fluid like water or gas caused by molecular motion?
when gases or liquids are heated they become lighter and rise. cooler gases or liquids then replace them. the movement of molecules of a gas or liquid is referred to as convection currents
what is frying?
Cooking food in hot oil or fat there are 3 types, shallow, stirfrying or deep frying.
what meathod of heat transfer does grilling use?
radiation
what meathod of heat transfer does frying use?
conduction
what is stirfrying?
its a Cooking method using high heat and quick tossing of ingredients in a small amount of oil.
what is shallow frying?
Cooking food in a small amount of oil or fat.
what is deep frying?
Cooking food by submerging it in hot oil.
does grilling use moist or dry heat?
dry
does boiling use moist or dry heat
moist
whats the boiling temperature?
100 degrees
whats the simmering temperature?
90 degrees
what is a meat thermometer?
it is an instrument used to measure the internal temperature of meat by sticking the sharp spike into the thickest part of the joint.
when temperature should meat be if its cooked?
60 - 80 degrees
why is food cooked?
to kill bacteria e.g salmonella, improve flavour and appearance, makes food easier to digest and improves texture