1								2					3
					4		5															6
	7																8
													9
	10
			11																			12
				13				14								15
														16
17																									18
																					19
		20
						21
			22																23
			24
												25
											26
														27

Across 5. A (n) ___ is an "electronic check valve" that allows current to flow in only one direction. 6. A (n) _______ basically consists of small particles called protons, neutrons, and electrons. 7. Positively charged part of in the center of an atom. 9. __-__ solder should be used on all electrical repairs. 11. ___ ___ states that current flows from positive to negative. 15. A (n) ___ performs the same basic function as a mechanical relay, only it is solid state. 17. The opposition to current flow. 19. The unit of measurement of electrical pressure. 20. ___ are devices used to absorb unwanted electrical pulses, such as voltage fluctuations, in a circuit. 21. ___ ___ has more than one electrical path. 22. ___ ___ is a simple formula for calculating circuit voltage, current, or resistance. 24. The unit of measurement of electrical flow. 26. A (n) ___ ___ is used to quickly check a circuit for power, or voltage. 27. The amount of flow of electrons in a circuit.

Down 1. A (n) __ __ __ __ contains a battery and is used to check for continuity, or a complete electrical path, between two test points. 2. ___ ___ states that current flows from negative to positive. 3. Has atoms that allow the flow of electricity. 4. In electronic systems, the components are solid state and do not have ___ parts. 8. A (n) ___ ___ contains microscopic diodes, transistors, resistors, and capacitors in a chip. 10. The force, or electrical pressure, that causes electron flow. 12. Has atoms that resist the flow of electricity. 13. The unit of measurement of electrical resistance. 14. A (n) ___ ___ performs the same function as a fuse but uses a bimetal strip. 16. ___ ___ has more than one load connected in a single electrical path. 18. A (n) ___ protects a circuit against damage caused by a short circuit. 23. Negatively charged part of an atom that revolves around the center of the atom. 25. A (n) ___ is an electrically operated switch.