POE Semester 1 Crossword

2. the unit of electrical voltage
3. a grooved wheel and axle that can be turned with a rope or string
6. a disk that spins on an a pivot point (3 words)
10. the percentage of the work input that is converted to work output
12. the formula use to calculate voltage, current, or resistance (2 words)
13. restricts current flow, represented by R
15. the speed at which electricity flows, represented by I
16. calculate the current in a circuit where the voltage is 50V and the resistance is 10 ohms
17. an "inclined plane wrapped around a cylinder" used to fasten two thing together
19. a tool used to design and build temporary circuits
20. the unit of electrical current
21. calculate the resistance in a circuit where the voltage is 6V and the current is .5A
22. the device that provides electricity to a circuit (2 words)
23. _____ force: weight opposing the user in a simple machine
25. _____ mechanical advantage: Effort Distance/Resistance Distance
26. the unit of electrical resistance
27. the type of circuit that has only one path for current to flow

1. tools that make work easier by creating a mechanical advantage (2 words)
2. the pressure of an electrical circuit, represented by V
4. the ratio that represents how amplified a force becomes because of a simple machine
5. a device that can measure voltage, current, and resistance
7. _____ mechanical advantage: Resistance Force/Effort Force
8. the IMA of a pulley is equal to the number of these
9. a rigid bar that rotates on a fulcrum
11. the tendency of a force to rotate an object (F x D)
14. _____ force: applied to a simple machine by its user
18. type of circuit that contains multiple series and parallel connections
22. the type of circuit that has multiple paths for current to flow
24. calculate the voltage in a circuit where the current is .02A and the resistance is 400 ohms