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motion gr 9

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    motion
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  • The change of an object’s position as time passes according to the position of another object.
    motion
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  • the kind of movement of the train which moves forwards or backwards but it doesn’t move upwards or downwards
    the simplest motion
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  • is the physical quantity that distinguishes the description of objects either fast or slow.
    speed
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  • The distance covered in a unit time
    speed
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  • It means that the object covers equal distance in equal periods of time
    uniform speed
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  • The total distance that the moving object covers divided by the the total time taken to cover this distance.
    average speed -irregular
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  • the simplest form of motion that moves in ................... in ........................
    stright lines - one direction
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  • ?
    b
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  • ?
    c
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  • What the meant by 1-A train covers a distance 200 km in two hours
    This means that the train moves with speed equals 100 km/h
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