from what Tim explains in the movie,what can you infer about thw temperature inside a refrigerator?
Air can be either cold or hot.
Yes. There is such thing as hot air and cold air
Both. Since hot air is less dense than cold air, the hot air rises as the cold air falls (i.e. as the cold air displaces the hot air). If you were to dye hot air & then inject it into the center of a room, you would observe the dyed hot air rising. What you may not realize is that gravity draws the (invisible) surrounding dense cold air downwards as it displaces the (visible) less dense dyed hot air. === Previous Posters Answer: Hot air rises
what is the diffrence in hot and cold air particles
Cold air is compact air Hot air is less dense than cold air Ergo, hot air rises ; cold air sinks
hot air more dense as compare to cold air
it is better ot launch a hot air balloon on a cold day than on a warm day because the air rises in the atmosphere therefore if you were to go for a cold day you would go very high but if you were to go a ride on a hot day the hot air balloon wont go as high as on the cold day .
night=cold day=really hot
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The fire raises it not the heat of the temperature in the air that day. The wouldn't put a hot air balloon up when it was freezing cold or heaps windy.
Air can be either cold or hot.
Yes. There is such thing as hot air and cold air
Hot and cold are used as comparatives. Almost anything can be hot or cold depending on what you compare it to.
Hot air rises and cold air falls.
Both. Since hot air is less dense than cold air, the hot air rises as the cold air falls (i.e. as the cold air displaces the hot air). If you were to dye hot air & then inject it into the center of a room, you would observe the dyed hot air rising. What you may not realize is that gravity draws the (invisible) surrounding dense cold air downwards as it displaces the (visible) less dense dyed hot air. === Previous Posters Answer: Hot air rises
what is the diffrence in hot and cold air particles
Cold air is compact air Hot air is less dense than cold air Ergo, hot air rises ; cold air sinks