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  1. Radiation fog is formed by the cooling of land after sunset by thermal radiation...fog layer can be less than a meter deep but turbulence can promote a ...

  2. 1. Radiation thermometer is an instrument which measures the temperature of a hot object...the object and making some observation on it; examples include ...

  3. Infrared radiation actually composes a range of wavelengths. From [near infrared.... However, clouds itself could also emit infrared radiation, but of long ...

  4. Penetrating abilities : Alpha particles < Beta particles < Gamma rays Reason : Energy / Mass : Alpha is smallest, Beta...

  5. ... radiaiton (x-ray or gamma ray) poses great radiation hazard as conpared with low penetrating radiation, (alpha... the reason why externally, highly ...

  6. 1.紅外線係咪等於熱? No, infrared radiation is NOT the same as heat. Heat is... on the wavelengths of the infrared radiation, infrared could penetrate ...

  7. You have to differentiate between the [radiation] from mobile phones, base stations with that from X-ray ... at present no conclusive scientific evidence ...

  8. I am not sure the radiation you refer to are alpha particle, beta particle and gamma radiation or not. So... no need to use Fleming&#39;s left hand ...

  9. Yes. The count rate of the GM counter of alpha, beta and gramma radiation are a>b>g, this is same as to the ionization power of them...

  10. ... gamma rays are the most dangerous form of radiation emitted by a nuclear explosion because of the difficulty...about 1 to 2 mSv a year, and the average ...