True or False plz help Radiation requires contact to transfer heat energy.

Heat is transferred to hot areas to cold areas in convection.

A pan getting hot on the stove is an example of conduction.

Heat energy flows in the direction from cold to hot in nature.​

6–55 refrigerant-134a enters the condenser of a residential heat pump at 800 kpa and 358c at a rate of 0.018 kg/s and leaves at 800 kpa as a saturated liquid. if the compressor consumes 1.2 kw of power, determine (a) the cop of the heat pump and (b) the rate of heat absorption from the outside air.

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as

What is a good example of instantaneous speed