Steam or hot air rises because it is less dense than the cooler surrounding air. As it is heated, the molecules in the steam or air gain energy and move farther apart, causing it to become lighter and rise. This phenomenon is known as convection.
The heat that rises up the chimney is the hot air that is produced when fuel is burned in a fireplace or stove. As this hot air rises, it creates a draft that pulls in fresh air to fuel the fire and carries smoke and gases out of the chimney.
A hot air balloon goes up due to the principle of buoyancy. When the air inside the balloon is heated, it becomes less dense than the surrounding cooler air, causing it to rise. As the balloon rises, it displaces an amount of air equal to its own weight, allowing it to ascend.
Hot air rises in relation to its surrounding environment. This is because hot air is less dense than cold air, causing it to be buoyant and move upwards.
Hot air generally rises because it is less dense than cold air. As air heats up, its molecules move faster and spread out, making the air less dense and causing it to rise above cooler, denser air. This movement creates convection currents, where hot air rises and cooler air sinks, leading to the circulation of air in the atmosphere.
Heat moves from a radiator to a room through convection. The hot water or steam flowing through the radiator heats up the metal, which then heats the air around it. The warm air rises and circulates throughout the room, warming it up.
Hot air is lighter than cold air, so it rises up. Ex. A hot air balloon rises up because we heat the air and it goes up.
hot air rises up
Heat rises of it makes the ballon rises
A hot air balloon goes up because the hot air inside is less dense than the surrounding air. Therefore, the hot air rises, bringing the balloon up with it.
My guess is that it's because smoke is hot. Hot air rises, just as cold air sinks. When a fire ensues, smoke (the product of carbon combustion) rises with the hot air.
Yes, hot air rises, cold air falls.
It is when cool air sinks into the ground and hot air rises up into the atmosphere.
The heat that rises up the chimney is the hot air that is produced when fuel is burned in a fireplace or stove. As this hot air rises, it creates a draft that pulls in fresh air to fuel the fire and carries smoke and gases out of the chimney.
during the the process of convection the hot air is lighter so the hot air rises up and the cold air is heavier so air conditioners cool down that hot air which has rose up
Hot air rises because it is less dense than cold air. As hot air heats up, its molecules become less tightly packed and therefore lighter than the surrounding cold air, causing it to rise. This process is known as convection.
They achieve liftoff by filling up the envelope with hot air, hot air is less dense and so it rises. To lower the hot air balloon, they will pull a string to release the hot air.
hot air is lighter than cold air so, it gose up