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Why when you open a door on a cold day does the cold air come in at the bottom?
this is because cold air is denser (when things lose energy or heat, they shrink), and heavier than the air in your house. when you oppen the door, the ouside air will rush in under the hot air in your house and the hot air will try to rise up and ouside.
What is the density of cold air?
1500 G/Ml I don't know the density of hot though. I know this cause i am on my science project
How do cold fronts form?
a cold front forms by cold air mass pushes under a warm air mass
Which one of the following situations would cause air pressure to rise an increase in temperature cold air entering the region moisture entering the air?
Neither. The increase in altitude would cause air pressure to rise. :)
Does warm air or cold air contain more water vapor?
Quite the opposite. This is why irrigation is recommended overnight instead of during the day. (note: "morning dew") - less water is evaporated during cooler temperatures.
Does cold air shrink or stay the same?
No; that is why it is called shrink wrap.
Why does cold air shrink balls?
to Obtain Heat
Does linen shrink?
Yes it can shrink. You should hand wash or use gentle cycle with cold water and air dry.
Why would a basketball shrink half its size in cold weather while in a trunk?
Cold air is dense.
What occurs to the volume of an inflated balloon when exposed to cold air?
It decreases. The colder air contracts, making the balloon shrink.
Does cold air cause moisture in the air?
no
Why is air cold?
because of nature !
What causes a cars heater to blow cold air?
THE CAUSE for this is that when your cold air is on the petrol is used to create air. and that is how cars create cold air
Why when you open a door on a cold day does the cold air come in at the bottom?
this is because cold air is denser (when things lose energy or heat, they shrink), and heavier than the air in your house. when you oppen the door, the ouside air will rush in under the hot air in your house and the hot air will try to rise up and ouside.
Will the lack of support from boxers cause the testicles to hang down lower?
No. Testicle length is determined by how comfortable they are. Usually in cold air or water, they will shrink up and get tight. In heat, they loosen up and hand lower.
What would you exect to happen to a balloon filled with air was put into a refigerator?
Putting an air-filled balloon in a refrigerator will cause it to shrink.
What is the cause of thunderstorms?
the cause is when warm wet air and dry cold collide
