A car travels a distance of 450 km in a straight line for 4.50 hours from Hither to Yon. The car then returns to Hither from Yon in a straight line at 90.0 km/h. Answer the following questions based on this information: a) What is the car’s average speed, in km/h, from Hither to Yon for the first part of the trip? b) How long, in hours, did it take for the car to return to Hither from Yon? c) What is the average velocity of the car for the entire (whole) journey, from Hither to Yon, and back to Hither?

Q: A particle journeyed 80 miles between point 1 and point 2 at 40 mi/h and then another 120 miles…

A: R12 = 80 miles V12 = 40 miles/hour R23 = 120 miles V23 = 70 miles/hour To find = total time taken to…

Q: A Canadian goose flew 845 km from Southern California to Oregon with an average speed of 28.0 m/s.…

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Q: In an experiment, a shearwater (a seabird) was taken from its nest, flown a distance 5040 km away,…

A: The average velocity is given by, vx,avg=ΔxΔt And, Δx=xf-xi Thus, vx,avg=xf-xiΔt

Q: A model rocket shot straight upward with an initial velocity of vo = 25 m/s will reach a height of h…

A: Given data: Initial velocity of rocket, vo=25 m/s Height, ht=-4.9t2+25t

Q: At an average speed of 11 m/s, how many kilometers can a cyclist travel in a 7 hour day?

A: Given data:  Average speed (Vavg) = 11 m/s Time (t) = 7 hour Required: Distance traveled in…

Q: An object is thrown from a level field with initial upward speed 17 m/s and forward speed 9.9 m/s.…

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Q: A drunkard is walking along a straight road. He takes 5 steps forward and 3 steps backward, followed…

A: (given) Last five steps covering 5 m. The drunkard fell into the pit, then displacement is     =…

Q: An object is dropped from rest and takes 2.83 seconds to reach the ground below. From what distance…

A: Given Data: The initial velocity of an object is, u=0 m/s The time required to reach below the…

Q: A car moves along a circular track of radius 250 ft, and its speed for a short period of time 0 < t…

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Q: Starting with a velocity of 5 knots along positive x-axis, a vessel accelerates for 10 minutes with…

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Q: There are flies that are flying with a constant altitude of 5 km, that has a velocity of 42km/h. At…

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Q: A helicopter ambulance leaves its base and flies south a distance of 50 km. It picks up a patient…

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Q: A UFO going 100 m/s north suddenly experienced a constant acceleration for 71 s during which it's…

A: Required : Acceleration and final velocity of the UFO.

Q: In problem 11, if the dragstrip is ¼ mile, or 402.3 meters long, at the acceleration of 25.2 m/s2,…

A: Given  Length of dragstrip L=¼ Miles L=0.25 miles  Or L=402.3 meters Acceleration a=25.2 m/s²…

Q: A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 11…

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Q: 2. Nicaria drives her scooter 10 kilometres north. She stops for lunch and then drives 5 kilometres…

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Q: In an experiment, a shearwater (a seabird) was taken from its nest, flown a distance 5190 kmkm away,…

A: Given: time taken to come back aftert replease t=13.5day

Q: A stone is tossed into the air from ground level with an initial velocity of 30 m/s. Its height at…

A: Ans:- Image-1

Q: Question 6 3 pts At t = 0, a car is going 9 ft/s and is 259 ft from the start of the road. The…

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Q: car speedometer has a %% uncertainty. What is range of posSIble speeds (in km/n) nen it reads km/h?…

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Q: A car traveling 98 km/hkm/h is 250 mm behind a truck traveling 83 km/hkm/h . How long will it take…

A: The given data are: uc=98 km/hd=250 mm=0.250 mut=83 km/h Here, uc is the velocity of the car, d is…

Q: In an experiment, a shearwater (a seabird) was taken from its nest, flown 5150 km away, and…

A: The average velocity, vx,avg=∆x∆t=xf-xit2-t1   Substitute, vx,avg=0-5150 km13.5 days-0=-5150 km13.5…

Q: If it usually takes you three hours to arrive to Aqaba (from Amman) using a passenger car with a…

A: Time , T1 = 3 hours  Mass speed , V1 = 100 km/hr To find = Time required with the given vehicle.

Q: Before calculating the displacement, convert the time to hours or the velocity to meters per second.…

A: Given: 1- Displacement d=4 km  North Time t=40 seconds To determine velocity.

Q: An object is dropped from rest and takes 2.41 seconds to reach the ground below. From what distance…

A: The height from which the object was dropped can be determined by the following kinematics equation.…

Q: What is the speed of a car going v=1.000mphv=1.000mph in SI units?

A: Given data The speed of car is given as: v = 1 mphv = 1 mph   The conversion factor from hour to…

Q: Question 17 A rocket is fired vertically upward from the ground with an initial velocity of 580 ft /…

A: Given: Initial vertical velocity of rocket, u=580 ft/s   To determine: Time taken by the rocket to…

Q: If an arrow is shot upward on Mars with a speed of 66 m/s, its height in meters t seconds later is…

A: The most common formula for average speed is distance traveled divided by time taken Average speed…

Q: The distance S that an object falls varies directly with the square of the time t. If an object…

A: According to the question, the distance of a falling object varies directly with the square of time.…

Q: A football coach walks 18 meters westward, then 12 meters eastward, then 28 meters westward, and…

A: Displacement d is the shortest distance between the starting and endpoints of a journey. Whereas…

Q: An object is dropped from rest and takes 2.42 seconds to reach the ground below. From what distance…

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Q: The correct conversion of speed limit of 65 mi/h in terms of SI unit is .(Given 1 mile = 1.609 km) O…

A: Given: The value of the speed limit is 65 mi/h. Introduction: The speed limit is the limit put on…

Q: If a stone is dropped from a height of 400 feet, its height s after t seconds is given by s(t) = 400…

A: Given Maximum Height H = 400 ft Instantaneous Height S(t) = 400 - 16t2

Q: A jogger and cyclist started at the same point and traveled for 2 hours in opposite directions until…

A: Given Duration of the trip t = 2 hours Distance travelled D = 36 miles Speed of the cyclist y = 10…

Q: Alex goes cruising on his dirty bike. He rides 700 meters north and 300 meters east. What distance…

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Q: Does a car traveling 50 miles per hour due south have the same velocity as a car traveling 50 miles…

A: A car travelling 50 mph due south have  not the same velocity as a car travelling 50 mph due north

Q: While driving in an exotic foreign land you see a speed limit sign on a highway that reads 180,000…

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Q: A physics student walks 1 km east, then 1 km north, then 1 km west, and finally 1 km south. What…

A: Answer:- 4 km Given    Distance travelled (S1) = 1 km east  Distance travelled (S2) = 1 km North…

Q: v(t) (feet per second) (seconds) 12 20 10 15 20 25 30 55 70 30 35 40 45 78 81 75 60 72 50 The graph…

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Q: A hiker walks 9.5 miles to the east in 5.2 hours, then turns around and walks 3.1 miles to the west…

A: Answer:-  Given  Distance (S1) = 9.5 miles due to east  Time (t1) = 5.2 hours  Distance (S2) = 3.1…

Q: Two cars leave from the same place at the same time and travel in opposite direction. One car…

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Q: The maker of an automobile advertises that it takes 13 seconds to accelerate from 25 kilometers per…

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Q: When the legal speed limit for the New York Thruway was increased from 55 mi/h to 65 mi/h, how much…

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Q: A man went jogging one early morning.He started from his home and arrived at imelda park, 350 meter…

A: Given: Straight line distance between his home and imelda park, d = 350 m (time taken = 10 min  =…

Q: The Space Shuttle travels at a speed of about 6.23 x 103 m/s. The blink of an astronaut's eye lasts…

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Q: What is the total distance traveled by the object in the eight seconds? O 32 m 28 m

A: the object is moving back and forth near the origin. firstly we will label the diagram

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 –