ELECTROMAGNETIC INDUCTION

2. people say it's happiness
3. a potential difference that tends to give rise to an electric current
6. best friend of humans
8. the study of tiny particles
11. scientist who contributed to the study of electromagnetism
13. a measurement of the total magnetic field which passes through a given area.
15. the speed at which electrons pass through a
16. a set of fundamental invariant quantities
17. It doesn't bite or bark, but it has teeth and it guards the house. What is it?
18. device that detects the presence of electric
19. a quantity that has both magnitude and direction.
20. element used to conduct electricity

1. a pair of lines or planes that intersect each other
4. any material capable of attracting iron and producing a magnetic field outside itself.
5. closed path in a circuit
7. the pressure from an electrical circuit's power source that pushes charged electrons
9. an electrical component that can disconnect or connect the conducting path in an electrical circuit, interrupting the electric current or diverting it from one conductor to another
10. distance or quantity
12. A machine that converts electrical energy into mechanical energy.
14. the quantity that expresses the extent of a two-dimensional figure or shape or planar lamina, in the plane