What is Radiation? Give Reason : ventilations are placed close to the ceiling and not to the floor Why is electric room heater have mirrors behind the heating coil ? What is inside the thermos flask ?

Avehicle has an oil leak that is causing the entire oil pan to be wet, but inspection reveals no exact source after cleaning off the oil residue. technician a says to install a fluorescent dye in the crankcase and operate the engine, then re-inspect for leaks with a special light (black light). technician b says the oil leak may be coming from a source at the top of the engine, such as a valve cover gasket. who is correct?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?