<span># of protons + # of neutrons = atomic mass</span>
Answer:
Explanation:
When an object is heated then it becomes brighter and bluish compared to the initial condition. This happens because when an object is given heat then the electron in the ground state gets excited and reaches some higher state. After reaching a higher state electron make the transition to lower state and simultaneously exhibit the color which is visible with naked eyes.
Superconductor, conductor, semiconductor, insulator
Answer:
Force and displacement.
Explanation:
Work done is positive when we push table and it move in the direction of applied force.
