Across
- 3. Like poles repel one another and unlike poles attract
- 6. It is when a single resistance replaces the combination of resistances without h changing the current in the circuit
- 7. A branch of Physics that deals with the
- 9. The pressure from an electrical circuit's power source that pushes charged electrons (current) through a conducting loop
- 12. Is divided into two rules which are the junction rule and the loop rule
- 13. The International System unit of field intensity for magnetic fields
- 14. A current that flows always in one direction
- 17. Device that melts when a large amount of current passes through it thereby interrupting the circuit
- 18. other
- 22. The study of the magnetic field of the Earth
- 27. A circuit that comprises a path along which the whole current flows through each component
- 28. and nickel towards it
- 32. Electrical resistance of a conductor of unit cross-sectional area and unit length
- 33. The force exerted by magnets when they attract or repel each
- 34. force that occurs between electrically charged particles
- 35. at each end of a magnet
- 36. The region where the external magnetic field is the
- 38. Any energy source devices that use energy, and conducting wires that connect the two terminals of the battery to the two ends of the light bulb
Down
- 1. Is an ore of iron that attracts small pieces of iron
- 2. For a given electric conductor, what is the name given to the ratio potential difference applied divided by current produced
- 4. The voltage across a conductor is directly proportional to the current flowing through it provided all physical conditions and temperatures remain constant
- 5. magnetic field
- 8. The rate at which work is done and/or energy is transformed into an electrical circuit
- 10. Device used to measure electrical current
- 11. within which the force of magnetism acts
- 15. Is a measure of the ability of water to pass an electrical current
- 16. An electrical component that limits or regulates the flow of electrical current in an electronic circuit
- 19. The region around a magnetic material or a moving electric
- 20. sizes for different uses
- 21. A unit of measurement of the rate of an electron flow or current in an electrical conductor
- 23. Magnets which are made from iron in different shape
- 24. It is the flow of electricity in an electronic circuit and to the amount of electricity flowing through a circuit
- 25. A circuit having more than one path for current flow
- 26. Its magnetism is 'always on' it generates its own
- 29. A type of electrical current in which the direction of the flow of electrons switches back and forth at regular intervals or cycles
- 30. Branch of physics dealing with the effects arising from the interactions of electric currents with magnets other currents or themselves
- 31. An object which is capable of producing magnetic field and attracting unlike poles and repelling like poles
- 37. Measurement unit of the resistance in the SI which is defined as the resistance that allows the circulation of a current of an ampere when a potential difference of one volt is applied to it