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- Which of the following situations is impossible? O A. An object has velocity directed east and acceleration directed west. B. An object has velocity directed east and acceleration directed east. OC. An object has constant non-zero velocity and changing acceleration. O D.An object has zero velocity but non-zero acceleration. E. An object has constant non-zero acceleration and changing velocity.A running mountain lion can make a leap 10.0 m long, reaching a maximum height of 3.0 m. What is the speed of the mountain lion just as it leaves the ground? At what angle does it leave the ground?A boat can move at a constant velocity of 1.3 m/s in still water. How long will it take for the boat to move 1850 m? O 13.33 mins O 23.72 mins O 29.15 mins O 30.67 mins
- A taxicab moves five blocks due north, five blocks due east, and another two blocks due north. Assume all blocks are of equal size. What is the magnitude of the taxi's displacement, start to finish? 1) 9.8 blocks 2) 8.6 blocks 3) 11 blocks 4) 9.2 blocks 5) 12 blocksSandra walks 300m East, stops to rest and then continues 400m East. What is her total displacement?how can i find the acceleration by using kinematic equations?
- Which of the following situations is impossible? O A. An object has velocity directed east and acceleration directed east. B. An object has zero velocity but nonzero acceleration. OC An object has constant nonzero velocity and changing acceleration. O D. An object has constant nonzero acceleration and changing velocity. O E. An object has velocity directed east and acceleration directed vwest.A car drives North as 45 km per hour for 12 minutes and then turns East and goes 6.0 km at 90 km per hour. finally it's go Southwest at 60 km per hour for 7.0 minutes. determine the displacements and average velocity for this trip.What is the initial position of Object A? Object A : x=5m+(3 )t+(4 2)t s s
- A velocity can be negative based on your coordinate system. Is it possible to have a negative speed? Why/why not?There are no cases where displacement and distance have the same value. True or FalseA North American river otter wants to cross the North Saskatchewan river. It can swimat a speed of 2.75 m/s. In that location, the distance directly across the river is 45.0 mand the current velocity is 2.5 m/s. a) How much time does the otter take to get to the other side, if it points directlyacross the river? b) How many metres downstream will the current have carried the otter when itgets to the other side? c) Calculate the otter’s velocity, relative to the bank from where it started.