A) Group A objects- roll down and group B objects slide down.
B) Group A objects- slide down and group B objects roll down.
C) Both group A and group B objects roll down.
D) Both group A and group B objects slide down.
Correct Answer: A
Solution :
Group A objects: Pencil, marble, and egg have curved surfaces so they roll down. Group B objects mobile, chess board, and newspaper have flat surfaces so they slide down.You need to login to perform this action.
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