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One common misconception about thermal black body radiation is that it depends on the material of the object emitting the radiation. However, in reality, thermal black body radiation only depends on the temperature of the object, not its material composition.

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1y ago

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Is it true or false that transfer of thermal energy by radiation does not require matter?

True. Transfer of thermal energy by radiation does not require matter because it occurs through electromagnetic waves, such as infrared radiation, which can travel through vacuum where there is no matter. This form of energy transfer is how heat from the sun reaches Earth.


Is it true or false that the frequencies of radiation increase as the wavelengths increase?

False. The frequencies of radiation decrease as the wavelengths increase. This is because frequency and wavelength are inversely proportional in the electromagnetic spectrum.


Is it true or false that radiation is the transfer of heat by the movement of a heated fluid?

False. Radiation is the transfer of heat energy in the form of electromagnetic waves, while the transfer of heat by the movement of a heated fluid is known as convection.


The transfer of energy in the form of invisible waves is conduction true or false?

False. The transfer of energy in the form of invisible waves is called radiation, not conduction. Conduction is the transfer of heat through direct contact between substances.


Is the following sentence true or false when the particles of an object move faster its thermal energy increases?

True. When the particles of an object move faster, their kinetic energy increases, which in turn increases the object's thermal energy. This is because thermal energy is a form of kinetic energy associated with the random motion of particles within a substance.

Related Questions

Is it true or false that transfer of thermal energy by radiation does not require matter?

True. Transfer of thermal energy by radiation does not require matter because it occurs through electromagnetic waves, such as infrared radiation, which can travel through vacuum where there is no matter. This form of energy transfer is how heat from the sun reaches Earth.


Black body radiation of the emission o light from metal surfaces false or true?

This is false. Most metal surfaces are shiny and reflective. These reflect light away from the surface and absorb very little heat/light. An example of something that absorbs light/heat is black soot and something that doesn't absorb either would be glass.


Do black people always steal?

No, black people do not always steal. This stereotype is false and harmful. It is important to avoid making assumptions about individuals based on their race.


Is it true or false that the frequencies of radiation increase as the wavelengths increase?

False. The frequencies of radiation decrease as the wavelengths increase. This is because frequency and wavelength are inversely proportional in the electromagnetic spectrum.


A person exposed to radiation has no chance of survival. true or false?

False. The chances of survival for a person exposed to radiation depend on the type, dose, and duration of exposure. Treatment and medical interventions can help improve survival rates for individuals exposed to radiation.


Are animals are not affected by radiation true or false?

false. All animals are affected by radiation. Some can withstand more than others like cockroaches.


Is it true or false that electricity is a form of fire?

FALSE. (they are different forms of energy) "Fire" is a release of thermal energy from a chemical or electro-chemical reaction. The ensuing radiation can have visual components (photons) as well as infra-red radiation (heat). "Electricity" is the conductive flow of electrons through a material, medium, or vacuum. Energized electrons (current) flow into a material or device at the anode and out at the cathode.


True or false cellular phones produce radiation?

True - they work by using microwave radiation.


Cancer is cause by radiation true or false?

true


A person exposed to radiation has no chance of survival?

false because sunlight has radiation and all living things like humans has radiation


3 All nuclear radiation consists of charged particles true or false?

False, neutrons are not charged and gamma rays aren't charged particles.


True or false on a cold day particles of air have more thermal energy than they have on a warm day?

false