1) which is "push force"? a) b) 2) which is "pull force"? a) b) 3) which is "pull force"? a) b) 4) which is "push force"? a) b) 5) which is "push force"? a) b) 6) which is "push force"? a) b) 7) which is "pull force"? a) b) 8) which is "push force"? a) b)

PUSH AND PULL

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