Technical Science 4th Quarter Review #2

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Across
  1. 4. Using the Ohm’s Triangle, you ___ amps by ohms to get volts.
  2. 6. Using the CAs Triangle you multiply amps by ___ to get coulombs.
  3. 12. The heat generated in a resistor is produced by ___ between current electrons and the atoms in the wire.
  4. 13. A “circled A” represents this kind of electrical meter.
  5. 14. If the multimeter was set on the ohms symbol, you would want to make sure the ___ was removed from the circuit before making the measurement.
  6. 15. The units of electrical Power are ___.
  7. 17. These electrical components are used as fuses, to decrease current to delicate circuit components, and to create heat.
  8. 20. The basic components of a ___ include a load, connectors and a power source.
  9. 21. The current through a load (resistor) ___ as load resistance increases (for a constant voltage).
  10. 22. To calculate ___ you multiply the current through a load by voltage across the load (VxI).
  11. 23. ___ is the quantity that describes the amount of electrons moving past a point in one second.
Down
  1. 1. Using the Ohm’s Triangle means volts are ___ by either amps or ohms.
  2. 2. In the CAs Triangle the ___ value goes in the top compartment.
  3. 3. In the Ohm’s Triangle the ___ measurement goes in the top compartment.
  4. 5. A complete circuit set-up to take a current measurement would include an ammeter, a load, a power source and ___.
  5. 7. The normal ___ we use in our devices and homes is made-up of electrons flowing through the wires and connectors.
  6. 8. Every ___ in a circuit is also a resistor (i.e., has some amount of resistance).
  7. 9. You should be able to use the ___ triangle to calculate coulombs, amps or seconds.
  8. 10. If you increase the resistance step-wise in a circuit and graph resistance versus current, you will see an exponential line with ___ (positive or negative?) slope changes.
  9. 11. Voltage is measured across a ___.
  10. 16. You should be able to use the ___ ___ triangle to calculate volts, amps or ohms.
  11. 18. If you increase the voltage step-wise in a circuit and graph volts versus current, you will see a ___ line with a positive slope.
  12. 19. The symbols on a meter for direct current include a ___ line over top of a dashed line.