7. Alice and Tom dive simultaneously from an overhang into the lake below. Tom simply drops straight down from the edge,

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7 Alice And Tom Dive Simultaneously From An Overhang Into The Lake Below Tom Simply Drops Straight Down From The Edge 1 (197.92 KiB) Viewed 36 times

7. Alice and Tom dive simultaneously from an overhang into the lake below. Tom simply drops straight down from the edge, but Al- ice takes a running start and jumps with an initial horizontal velocity of 8 m/s. Ignore air resistance. Which is true? (A) Alice's splashdown speed is greater than Tom's. (B) Tom's splashdown speed is greater than Alice's (C) They both have the same splashdown speed. (D) Tom's speed will always be 9.8 m/s greater than Alice's. (E) Alice's speed will always be 8 m/s greater than Tom's. 8. An object is traveling at constant speed around the circle. Which arrow best rep- resents the direction of the accleration of the object at point P? (A) (B) (D) (E) Depends on the direction of motion. 9. An object is traveling at constant speed clockwise around the circle. Which ar- row best represents the direction the object would travel if the net external force on it were suddenly reduced to zero? (A) 12 (B)