Answer:
Angular momentum
Explanation:
Stars are formed as a result of a collapse of a low-temperature cloud of gas and dust. During the colapse conservation of angular momentum causes any small net rotation of the cloud to increase thus forcing the material into rotating
Protons and neutrons are in the center of the atom, making up the nucleus. The proton and electron are exactly the same size but different,Since the difference charges attract, protons and electrons attract each other.