Question

43)

 Without the sun, life on earth would not exist. There would be no warmth, no plants, no animals, no night and day. 

To power itself, the sun is constantly generating a nuclear reaction in its core, in which hydrogen nuclei are combined to form helium. This process is known as __________.

A)fusionB)fissionC)radianceD)solar flaring

Answer 1

Nuclear fusion :) Solar flaring are when there are bright white spots that flare up due to temprature, radiance is the light itself, and fission produces energy