Science

posted by Aurore

Match these with the key terms
(1) A form of energy that is always transferred from a warmer substance to a cooler one.
(2) device that converts hear to a small amount of electric energy often used in temperature sensors.
(3) A Push button barbecue lighter produces a small electric current.
(4) thermocouples combined to produce greater amounts of electricity.
(5) a device, usually composed of silicon, that can be used to produce electricity from light.
(6) Different types of metals in a voltaic cell that have different attractions for electrons.
(7) A substance that can conduct an electric current through the movement of ions.

KEY WORDS-
a) electric energy
b) heat
c) thermocouple
d) thermo-electric generator
e) thermopile
f) piezoelectric effect
g) photovoltaic cell (PV)
h) electrodes
i) electrolyte
j) fuel cell

  1. Damon

    1 heat
    2 thermocouple
    3 piezoelectric device
    4 thermopile
    5 photovoltaic cell
    6 electrodes
    7 electrolyte

  2. colee

    A Push button barbecue lighter produces a small electric current.

  3. 69

    I know the answer, I just forget it.

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