A dog is chasing a rabbit at 20 m/s. The dog trips and falls but is not hurt. 10 poi It took the dog 2 s to come to a complete stop. What is the acceleration
of the dog?
-10 m/s/s
O 10 m/s/s
40 m/s/s
-40 m/s/s

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .

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