You are driving along a road at  28m/s. Suddenly a child on a bike appears 60m ahead of you. You slam  on the brakes and decelerate at  7m/s2. Do you hit the child on the bike?

Q: you are walking at the same speed of 1.17 m/s.1.17 m/s. Suddenly, you notice a wallet on the ground.…

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Q: Two ants pass each other one is moving along the negative x axis and one is moving at 45 degrees to…

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Q: You are driving through town at 10.0 m/sm/s when suddenly a ball rolls out in front of you. You…

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Q: The basketball bounces straight back up off the ground and reaches a maximum height of 4.00m.…

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Q: I am driving at 35 mph on a foggy day when I see a car 5 miles ahead of me stopped in the road with…

A: Given  Maxximum decelaration of car is 12 mph/s = 43200 mile/h² Distance of car initialy = 5 miles.…

Q: When you fly in an airplane at night in smooth air, you have no sensation of motion, even though the…

A: relative speed:

Q: A bus bound to San Carlos City is moving up a steep hill in DSB at 30m/s when suddenly the engine…

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Q: A jeepney and a train are moving together along parallel paths at 30.0 m/s, with the jeepney…

A: Solution:→Case 1     For the jeepney     Initial speed, u = 30 m/s     Acceleration, a = -2.5 m/s2…

Q: An airplane traveling north at 400 m/s is accelerated due east at a rate of 50 m/s² for 6 s. If the…

A:

Q: A ball is moving towards you at a velocity of 15 m/s [E]. You kick it, and the ball leaves foot with…

A: Given:-  A ball is moving towards you at a velocity of 15 m/s [E]. the ball leaves the foot with a…

Q: As a science project, you drop a watermelon off the top of the Empire State Building, 320 m above…

A: Consider we drop a watermelon off the top of the empire state building having a height (h) above the…

Q: A swan on a lake gets airborne by flapping its wings and running on top of the water. a) If the swan…

A: Data we have velocity, v=6.96m/s acceleration, a=0.4m/s2 To find the distance, d=?

Q: You are walking over to where you think the bus stop is at the bottom of the hill. You are standing…

A: Given information: The constant velocity of the bus (v) = 5.00 m/s The distance of the rare end of…

Q: Sarah is driving on a freeway in a forest at 13.0m/s when suddenly a deer runs in front of her and…

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Q: After 3 seconds the speed of the rock is ____ m/s.

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Q: Two dogs stand facing each other a distance of 105 meters apart. They begin to run towards each…

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Q: Your piece of a masterpiece, Honda Civic is doing well on 680. Especially, when Sheriff's car just…

A: Solution: Given: 1 mph = 0.44704 m/s 1 ft = 0.3048 m v = speed of car = 62 mph = (62 x 0.44704) m/s…

Q: Two cars are moving towards an intersection. One car is 150 meters north of the intersection and…

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Q: You are driving along Lawrence Ave. at 60 km/h. You see the traffic light ahead is still green and…

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Q: A student begins at rest and then walks north at a speed of v1 = 0.55 m/s. The student then turns…

A: Given: Speed v1 = 0.55 m/s along north direction Speed v2 = 0.53 m/s along south direction Taking…

Q: A thief is trying to escape from a parking garage after completing a robbery, and the thief’s car is…

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Q: A thief is trying to escape from a parking garage after completing a robbery, and the thief's car is…

A: Given Data : The speed of the thief's car is given as v = 12 ms. The distance of the thief's car…

Q: While standing at the edge of the roof of a building, a man throws a stone upward with an initial…

A: Given  Initial vertical speed u=7.39m/s Height h=-19.1 m g=-9.8 m/s2

Q: the ball during 40 (d) Question 6. Suppose a car is traveling at +22.5 m/s, and the driver sees a…

A: Given:Initial velocity Acceleration Reaction time Required:The stopping distance measured from the…

Q: Speedy Sue, driving at 32.0 m/s, enters a one-lane tunnel. She then observes a slow-moving van 165 m…

A:

Q: As a science project, you drop a watermelon off the top of the Empire State Building, 320m above the…

A: Given:  Height of building, H = 320 m Speed of superman, V = 33.0 m/s     To Find:  The velocity…

Q: A person on the top of a roof of a building (100 m) drops a ball. After 2s passed, a person who…

A: Given: The height of the building is 100 m. The person on the ground throws another ball after 2 s…

Q: A particle undergoes uniformly accelerated motion. Its velocity at an nstant is 10. m/s. After 3.0…

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Q: I drop a baseball from the top of a 18m window, somebody right below me throws their own baseball…

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Q: 1. I decided to show the kid in the previous example (h=15 m) how we used to do it back in my day. I…

A: Law of conservation of energy: It states that energy remains conserved and only transformed from one…

Q: A boy on cliff 49m high drops a stone. One second later, he throws a second stone after the first.…

A: Given: The height of the cliff is 49 m. The initial velocity of the first stone is 0 m/s. The both…

Q: 4. A cat is resting on a lawn 25.7 m from a fence with a hole it in. A rabbit, hopping at a constant…

A: Distance of cat from the fence (d) = 25.7 m Constant velocity of rabbit (v) = 8.7 msAcceleration of…

Q: A single-engine air plain starts its engine at one end of the runway. It accelerates at a constant…

A: Given, velocity v=38 m/s time t=20 s

Q: Ian has a reaction time of 0.50 seconds, and the maximum braking capacity of his car allows him to…

A: Let us consider Ian has a reaction time , t=0.50 sec He is driving with a speed of  (v)=20 m/sec…

Q: A ball is thrown from the ground at a speed of 15 m / s, while another ball starts free fall from 35…

A:

Q: You throw a small rock straight up from the edge of a highway bridge that crosses a river. The rock…

A: Step 1: Step 2: Step 3: Step 4:

Q: You're driving down the highway late one night at 20m/s when a deer steps onto the road 35m in front…

A: Given data:  Initial velocity (Vi) = 20 m/s Brakes applied after time (t) = 0.5 s Acceleration (a) =…

Q: ow far is the tractor in front of you when you finally stop?

A: initial speed u = 23.6 m/s  acceleration a = - 7.2 m/s2  final speed v = 0

Q: A cannon is on the edge of a vertical cliff 50 m high. The cannon then fires horizontally giving the…

A:

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –