What is rubble: Definition + 1 Threads

Rubble is broken stone, of irregular size, shape and texture; undressed especially as a filling-in. Rubble naturally found in the soil is known also as 'brash' (compare cornbrash). Where present, it becomes more noticeable when the land is ploughed or worked.

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  1. DaveC426913

    B Asteroid Dimorphous easier to move because it's made up of rubble?

    "There’s really no cohesion between different pieces of gravel or rocks on Dimorphos. That makeup explains why DART’s impact made such a such a surprising change in Dimorphos’ orbital period, decreasing it by about 34 minutes. A collection of boulders is easier to shift than a solid object."...
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