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Heat flow - Coggle Diagram
Heat flow
heat flow
always flow from hotter colder
hotter--->colder
Object can become hot or cold by heat flow
object become
hot
by gaining heat
example
when a lit up torch is put under a beaker of water
direction of heat flow
lit up torch-->water
when the water gain heat it will gradually gain heat and become hotter
cold
by losing heat
example
when a hot coffee is left on the table
direction of heat flow
hot coffee--> cooler surrounding air
When the coffee loses heat it becomes cooler gradually
heat flow will always take place until everything is room temperature
examples
when a cup of coffee is left on the table
heat of the coffee-->surrounding air
until it is cooled to room temperature
when a can of cold soda is left on the table
heat from surrounding air-->can of cold soda
can of cold soda will gain heat until it is the same temperature of the surrounding air