What is the source of continuous heat and energy that we receive from the sun

nuclear fusion i believe

Nuclear fusion is the source which creates photons and heat.  Hydrogen is changed to helium thus heat and light are dispensed.

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.