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The heat transfer that warms your hand over a radiator is primarily convection. As the air surrounding the radiator is heated, it rises, carrying heat to other surfaces such as your hand. Additionally, some heat transfer may also occur through radiation, as the hot radiator emits infrared radiation that can be absorbed by your hand.
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What heat transfer that is warming hand over a radiator?
Conduction is the heat transfer process that warms your hand when placed over a radiator. The radiator transfers heat to your hand through direct contact, as the molecules of your hand gain kinetic energy from the warm radiator surface.
How does a radiator heat up a house?
A radiator heats up a house by using hot water or steam to transfer heat into a room. The hot water or steam flows through the radiator which then radiates heat into the surrounding air, warming up the room. This process helps to maintain a comfortable temperature within the house.
Warming your hands in front of a campfire is what type of heat transfer?
Warming your hands in front of a campfire is an example of heat transfer through radiation. Heat energy is emitted from the campfire in the form of electromagnetic waves, which are absorbed by your hands, increasing their temperature.
When your hand is on a heat pad what kind of heat transfer is happening?
When your hand is on a heat pad, heat transfer is occurring through conduction. This is because the heat from the pad is being directly transferred to your hand through physical contact.
Why would a radiator transfer heat quicker to a metal spoon in contact than to the air surrounding?
The metal spoon has a higher thermal conductivity than air, which allows heat to transfer faster from the radiator to the spoon. Air is a poor conductor of heat compared to metal, so the heat transfer is more efficient when the radiator is in direct contact with the metal spoon.
What heat transfer that is warming hand over a radiator?
Conduction is the heat transfer process that warms your hand when placed over a radiator. The radiator transfers heat to your hand through direct contact, as the molecules of your hand gain kinetic energy from the warm radiator surface.
What is a radiator used for?
To transfer heat.
How does a radiator heat up a house?
A radiator heats up a house by using hot water or steam to transfer heat into a room. The hot water or steam flows through the radiator which then radiates heat into the surrounding air, warming up the room. This process helps to maintain a comfortable temperature within the house.
What is the radiator's job is?
the radiator's job is to transfer heat to air that passes through the radiator. pasta master (novanet)
Which of the following is an example of heat transfer by radiation A. an electric space heater warming a room B. a fire warming a group of campers C. the Sun warming the Earth?
Radiation is when heat shoots out like a ray, so all the examples given show radiation.
When you dip your hand in cold water you feel it cold. Can you name the mode of heat transfer and its direction?
This type of heat transfer is called conduction. The transfer is from the warm hand to cool water.
Warming your hands in front of a campfire is what type of heat transfer?
Warming your hands in front of a campfire is an example of heat transfer through radiation. Heat energy is emitted from the campfire in the form of electromagnetic waves, which are absorbed by your hands, increasing their temperature.
When your hand is on a heat pad what kind of heat transfer is happening?
When your hand is on a heat pad, heat transfer is occurring through conduction. This is because the heat from the pad is being directly transferred to your hand through physical contact.
What property is required of a car radiator?
The ability to transfer heat energy.
Why would a radiator transfer heat quicker to a metal spoon in contact than to the air surrounding?
The metal spoon has a higher thermal conductivity than air, which allows heat to transfer faster from the radiator to the spoon. Air is a poor conductor of heat compared to metal, so the heat transfer is more efficient when the radiator is in direct contact with the metal spoon.
Explain how you could feel heat from a radiator by more than one method of transfer?
You can feel heat from a radiator through conduction, where direct contact with the hot radiator causes heat to transfer from the radiator to your body. You can also feel heat through convection, where the hot air near the radiator rises, creating a current that carries heat to you.
What is one example of where energy transfer by conduction is occurring?
An example of energy transfer by conduction is when you hold a metal spoon in a hot cup of coffee. The heat from the coffee is transferred through the metal spoon to your hand, warming it up.
