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  1. What is the unit for measuring the amplitude of a sound?

    2. A.
    Decibel
    B.
    Coulomb
    C.
    Hum
    D.
    Cycles

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  2. Reading of a barometer going down is an indication of

    3. A.
    snow
    B.
    storm
    C.
    intense heat
    D.
    rainfall

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  3. Decibel is the unit for

    4. A.
    speed of light
    B.
    radio wave frequency
    C.
    intensity of sound
    D.
    intensity of heat

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  4. One fathom is equal to

    5. A.
    6 feet
    B.
    6 meters
    C.
    60 feet
    D.
    100 cm

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  5. Fathom is the unit of

    6. A.
    sound
    B.
    depth
    C.
    frequency
    D.
    distance

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  6. Light year is a measurement of

    7. A.
    speed of aeroplanes
    B.
    speed of light
    C.
    Stellar distances
    D.
    speed of rockets

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  7. Very small time intervals are accurately measure by

    8. A.
    White dwarfs
    B.
    Quartz clocks
    C.
    Atomic clocks
    D.
    Pulsars

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  8. One kilometre is equal to how many miles?

    9. A.
    0.84
    B.
    0.5
    C.
    1.6
    D.
    0.62

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  9. kilohertz is a unit which measures

    10. A.
    power used by a current of one ampere
    B.
    electromagnetic radio wave frequencies
    C.
    voltage
    D.
    electric resistance

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  10. One horse power is equal to

    11. A.
    746 watts
    B.
    748 watts
    C.
    756 watts
    D.
    736 watts

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