Producing and measuring electricity

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Producing and measuring electricity

• This is a product of the science department of
  Dartford Technology College

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Question 1

• What device do we use to measure the current in a
  circuit?
• Voltmeter
• Ammeter
• Digital meter
• Analogue meter

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Question 2

• What do we call a collection of cells?
• Battery
• Dynamo
• Generator
• Turbine

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Question 3

• The measure of the amount of electrical energy
  that a cell can hold is known as its?
• Length
• Volume
• Capacity
• Density

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Question 4

• A collection of electrical devices connected
  together to perform a function is called a ?
• Round
• Track
• Circle
• Circuit

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Question 5

• What description of the flow of electrical
  current from the positive to the negative
  terminal is called?
• Electron flow
• Proton flow
• Conventional current
• Unconventional current

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Question 6

• Give the name of a device used to generate
  electricity by rotating a magnet inside a coil of
  wire?
• Magnetron
• Generator
• Battery
• Dynamo

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Question 7

• A device created from coils of wire around a
  central core with a current passing through the
  wire?
• Electromagnet
• Electricity
• Electrons
• Electronic

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Question 8

• A very small negative particle that flows around
  a circuit creating an electrical current?
• Proton
• Neutron
• Electron
• Negatron

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Question 9

• A resistor that changes its resistance with
  change in light intensity?
• L.E.D.
• L.D.R.
• P.M.T.
• B.B.C.

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Question 10

• This is a measure of how difficult it is for a
  current to flow around a circuit measured in
  ohms?
• Voltage
• Ampage
• Resistance
• Capacitance

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Question 11

• A type of circuit where all the components are
  connected together in a single loop?
• Complex
• Simple
• Parallel
• Series

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Question 12

• This type of solar cell converts solar power into
  electricity?
• Photo-current
• Photo-resistive
• Photo-ampage
• Photovoltaic

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Question 13

• A resistor whose resistance changes with
  temperature?
• Fur mister
• Fur minister
• Thermistor
• Therm sister

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Question 14

• What do we call a material that has an extremely
  low resistance and so conducts electricity very
  well?
• Conductor
• Good conductor
• Very good conductor
• Superconductor

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Question 15

• A type of battery that it is possible to use many
  times?
• Reusable battery
• Returnable battery
• Rechargeable battery
• Reutilize battery

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Question 16

• Made of iron, cobalt or nickel and has two poles.
  It can attract or repel?
• Bridge
• Magnet
• Rifle
• Metal

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Question 17

• An area found around a magnet?
• Field
• Pasture
• Meadow
• Ground

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Question 18

• The current that moves from negative to positive
  terminal is called?
• Proton flow
• Neutron flow
• Electron flow
• Nuclear flow

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Question 19

• The difference in electrical energy between two
  points that makes a current flow?
• Ampage
• Resistance
• Charge
• Voltage

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Question 20

• The process that happens when a magnet is moved
  near a wire is called?
• Electromagnetic induction
• Electromagnetic spectrum
• Electromagnetic detection
• Electromagnetic array

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