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Why is metal the best conductor of heat?
Because its electron conduction band is filled with a freely moving "electron gas" that heats up and can move throughout the metal (same as an electric current is a "wind" in this "electron gas"). In other materials the electrons are localized.
What changes electrical energy into heat?
Resistance in a material converts electrical energy into heat. When current flows through a material with resistance, the electrons collide with atoms in the material, causing them to release energy in the form of heat. This process is known as Joule heating.
Is Helium a good or poor conductor of heat?
helium is an insulator (poor conductor) of heat
Cite other instances of increasing a body thermal energy by transferring heat and doing work?
Other instances of increasing a body's thermal energy include using a microwave oven to heat food by transferring electromagnetic radiation as heat and using friction to warm your hands by rubbing them together, converting mechanical work into thermal energy.
What best describes the relationship between heat and temperature heat and temperature are the same thing heat changes temperature heat is a measure of temperature or temperature measures?
Heat and temperature are related but not the same thing. Temperature is a measure of the average kinetic energy of particles in a substance, while heat is the transfer of energy between objects due to a temperature difference. Heat can change the temperature of an object by transferring energy to it.
How is the aluminum bar transferring heat?
its a good conductor of heat
What metal is the best conductor of heat energy?
Metal
Do liquids conduct heat well?
no, metal is the best heat && energy conductor.
What is the best conductor of heat energy?
Silver is the best conductor of heat energy among common metals, as it has the highest thermal conductivity. Copper is also an excellent conductor of heat and is commonly used for heat exchangers and cooling systems.
Is benzene a best conductor of heat?
No, benzene is a poor conductor of heat as it is a nonpolar molecule. This means that it does not have free-moving electrons that can efficiently transfer heat energy.
Which of the following substances is the best conductor of energy as heat?
Copper is the best conductor of heat among the substances listed. It has high thermal conductivity, allowing heat to transfer quickly through it.
What are examples of substances that are a good conductor of transferring energy as heat?
Examples of substances that are good conductors of transferring heat energy include metals like copper, aluminum, and silver. These materials have high thermal conductivity, meaning they can efficiently transfer heat from one point to another. Conversely, materials like wood and plastic are poor conductors of heat.
Is a plastic spoon good conductor of heat or a poor conductor of heat?
A plastic spoon is a poor conductor of heat. This means that it does not transfer heat efficiently, making it suitable for use in handling hot foods without transferring much heat to the user's hand.
A fire warms you by transferring what?
Heat energy
Is wood an efficient conductor of heat and energy?
No, wood is not an efficient conductor of heat and energy compared to metals like copper or aluminum. Wood has a lower thermal conductivity, meaning it is a poorer conductor of heat and energy.
What does a heat conductor do?
A heat conductor is a material that allows heat to flow through it easily. It helps in transferring heat from one place to another efficiently. Common examples of heat conductors include metals like copper and aluminum.
Is the Mercury is the best conductor of heat?
It's not, there are materials that are better, like diamond.
