"The Force Awakens: A Physics Crossword"

6. Discovered positively charged particles known as protons.
7. Refers to the total amount of electric field passing through a given surface, as determined by the number of electric field lines or flux lines crossing the surface.
9. form of energy that an object or a particle has by reason of its motion.
12. A phenomenon that pertains to the flow of charge.
16. A three-dimensional surface where the electric potential is similar at all points.
18. The sum of the number of electrons and protons.
19. The amount of electric force on a charged body exerted by external charged bodies.
20. Also known as the mathematical relationship between charges, electric field, and electric flux.

1. The transfer of energy between objects with different temperatures.
2. The energy needed to move a charge against an electric field.
3. The stored energy of an object at rest.
4. Is an electrostatic generator that produces high static electric voltages.
5. The scientific study of matter, its fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force.
8. Are forces that act between objects even if they are not in contact.
10. The potential energy contained in a single unit of charge.
11. Material that prevents the transmission of electricity, heat, or sound.
13. The total area of the faces of a shape.
14. Carried out famous experiments involving flying kites during thunderstorms.
15. Materials which allow electrical current to flow through them easily.
17. Introduced the concepts of fields and lines of force which paved the way to several important discoveries in physics.