acceleratlon 2三一上和十~/7m/S . (Ca)When does the partlcle_ cross the 芭axIs2 (b) What's its y-
coordinate at the time? (c) How fast is it moving, and in What directlion?2
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雇. You toss a protein bar to_your hiking companion located 8.6 m upa 395 slope, as shown in Fig. 1.
Determine the initial velocity Vector So that the bar reaches your friend, it:s moving horizontally.