1) Which one falls first? a) Feather b) Rock 2) Which one falls first? a) Paper b) Book 3) Which one falls first? a) Balloon b) Brick 4) Which one falls first? a) Leaf b) Baseball 5) Which one falls first? a) Cotton ball b) Metal ball 6) Which one falls first? a) Plastic bag b) Wooden block 7) Which one falls first? a) Sponge b) Marble 8) Which one falls first? a) Ping pong ball b) Golf ball

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