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hurrycan
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What becomes of this water vapour as hot air rises?
hurrycan
What does hot air do when it rises?
When hot air rises, it creates convection currents that move the air upward. This process is known as thermal expansion, where the hot air becomes less dense and lighter, causing it to rise above cooler, denser air.
What happens to the density of air as it's temperature increases?
Becomes lighter and rises, the principle of hot air balloons.
Does heat rise or hot air rise?
Hot air rises. As air is heated, it becomes less dense and therefore more buoyant, causing it to rise. This is due to a difference in temperature creating a temperature gradient, leading to the movement of air.
When you heat the air inside a hot air balloon it rises. Why does this occur?
D: The hot air inside the balloon becomes less dense than the air outside the balloon.
When hot and cold air meet the hot air rises to the top Which process causes the hot air to rise?
The hot air rises due to convection, which is the transfer of heat through the movement of liquids or gases. When hot and cold air meet, the hot air expands and becomes less dense, causing it to rise above the denser, cooler air.
Why does cold water in a tube sink to the bottom of room temperature water?
Cold water is dense and cold water sinks, just like air, cold air falls and hot air rises.
What makes hot air balloon rise?
A hot air balloon rises because the air inside the envelope is heated by a burner, which makes it less dense than the surrounding cooler air. This lower density causes the balloon to float upwards, much like a cork in water.
Why a hot air balloon rises into the air when the gas is heated?
A hot air balloon rises because heating the air inside the balloon decreases its density compared to the cooler air outside. As the air inside the balloon warms up, it expands and becomes lighter than the surrounding cooler air. This difference in density creates buoyancy, allowing the balloon to ascend. Essentially, the hot air becomes a source of lift, enabling the balloon to float upwards.
Why does a hot air balloon rise with hot air?
A hot air balloon rises because when the air inside the balloon is heated, it becomes less dense than the surrounding cold air. This difference in density creates buoyancy, causing the balloon to float upward.
When cold water is mixed with hot water the hot air rises up why?
The reason for this is convection, when the temperature rises the liquid (in this case water) expands, causing it to rise above the cold water which is denser due to the lower temperature. So the hot water rises and the cold water sinks, making a convection current.
How does hot air balloon stays up?
The air inside the balloon is heated with a propane burner. As air is warmed, it becomes less dense (lighter) and rises.
