An Object Starts From Rest And Falls Freely For 40

18. an object starts from rest and falls freely for 40. Meters near the surface of planet p. If the time of fall is 4. 0 seconds, what is the magnitude of acceleration due to gravity on planet p? A) 0. 41 m/s2 b)1. 5 m/s2 c) 3. 0 m/s2 d) 2. 2 m/s2 19. a car traveling in a straight line at an initial speed of 8. 0 meters per second accelerates uniformly.