Tectonic plates are large segments of the earth's crust that move slowly. Suppose one such plate has an average speed of 3.5 cm per year. (a) What distance does it move in 92 seconds at this speed? ( please answer in M)

Q: One-third of the first period, one at 2m / s, the third, at 3m / s and the last one at 5m / s.…

A: Average speed = total distance/ total time taken  Let the total distance be d. Time taken for the…

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A: Given v(t) vs t graph:

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A: Given(s): Initial speed, u=13.6 m/s. Acceleration, a=3.05 m/s2. Time, t=2.1 s Require:  Distance…

Q: Which of the following has the SI unit of m/s a. (Acceleration x Volume) / (Velocity x Area) b.…

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Q: Question 5 (- --) The speed of a particle at time t is given by the equation: s(t) = 4+ 2.01ť?…

A: s(t) = 4 + 2.01t2  To find = a) rate of speed change at t = 1                b) Units for rate at…

Q: For a short time, the speed v of a car, in m / s, is given by v at“ + bt°, where t is the time in…

A: e is the right option

Q: Complete the following table height Time Time Mean time h Mean t² (s²) h/t² (m/s²) g (m/s²) t1 (s)…

A: for each height(h) there are two values for time period let it be t 1 and t 2 Mean value of time…

Q: A Canadian speed limit of 50 km/h is closest to which U.S. limit expressed in miles per hour? (a) 60…

A: Given: The Canadian speed limit is 50 km/h.

Q: An object's position in the x-direction as a function of time is given by the expression; x(t) =…

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Q: The coordinate of an object is given as a function of time by x(t) = 6t2 - t3, where x is in meters…

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Q: The world record for the hundred meter dash is 9.58 s. What is the corresponding average speed in…

A: Answer:-  Distance (S) = 100 m  Time (t) = 9.58 s  Speed (V) = Distance/ time  V = S/t  V = (100…

Q: What are the two roots of the equation (4.9 m/s2)t2 –(30 m/s)t + (3 m) = 0? (t has the unit of…

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Q: An object is dropped from rest and takes 2.25 seconds to reach the ground below. From what distance…

A: Given : vo = 0 (because object is dropped from rest) y = 0 (because finally the object reaches the…

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

A: GivenDistance travelled by motorist (D)= 450 kmwe know 1km=0.621371 milesD=450×0.621371…

Q: Shannon decides to check the accuracy of her speedometer. She adjusts her speed to read exactly 70…

A: It is given that the speed on the speedometer of Shannon is 70mph. It is also given that Shannon…

Q: The speed of a car as measured by a speedometer is 85 kilometers per hour (km/h). Convert this unit…

A: given, speed of car = 85 km/ hr we need to convert it in cm/second

Q: The typical American man has a leg length of 0.85 m and walks at a speed of 1.4 m/s. A giraffe’s…

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Q: when she sees the house, she slams on her brakes. If her reaction time is 1.20s and her car…

A: Initial speed of car u =20.0 m/s Reaction time itr=1.20 s De acceleration a =3.50 m/s 2…

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: units of (D) is:

A: Unit of D is  m/s5 =ms-5

Q: Convert 2 km/h to m/s. How many ft/s is this? Evaluate each of the following and express with SI…

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Q: The speed of an object moving with uniform acceleration in the + x direction is 23 cm / s and the x…

A: Given data: The initial position of the object is 14 cm. The final position of the object is -8 cm.…

Q: An object's position in the  as a function of time obeys the equation;  x(t) = 14.2/t2.17 + 5.1t3…

A: x(t) = 14.2/t2.17 + 5.1t3 = 14.2t-2.17 + 5.1t3 t = 1.93 s v = ?

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: An equation describing displacement (in meters) as a function of time (in seconds) of a rocket…

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Q: Due to continental drift, the North American and European continents are drifting apart at an…

A: The drift is 3 cm in 1 year. For 1 cm(=10-2m ) ,the time taken is t0=13  year For 1 m drift ,the…

Q: A wet bar of soap slides down a ramp 7.6 mm long inclined at 8.0∘   How long does it take to reach…

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Q: The speed (m/s) an accelerating object is traveling is determined by the function v(d) = 9.8d + 8…

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Q: A man walks 5.0 blocks north then 4.0 blocks East then 2.0 blocks south what is the magnitude of his…

A: Displacement: it's the shortest distance from initial point to the final point. It can be calculated…

Q: A particle moves according to the law of motion s=f(t)=sint,0≤t≤2π where tt is measured in seconds…

A: Given data The expression for the distance is: s = f (t) = Sin t The time is measured in the second…

Q: A golf lesson lasts from 10:00 a.m. – 11:15 a.m. and includes a 15-minute break with equal lengths…

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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: 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: car is traveling at a speed of 29 m/s on an interstate highway where the speed limit is 76 mi/h. Is

A: 1 miles = 1600 m

Q: 1.25 * A postal employee drives a delivery truck along the route shown in Fig. E1.25. Determine the…

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Q: On an interstate highway in a rural region of Wyoming, a car is traveling at a speed of 38.0 m/s. Is…

A: The given speed of the car is in m/s. Convert this speed into mi/h as follows.

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: The motion of a particle is defined by the equations x = (2t + t^2) m and y = (t^2) m, where t is in…

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Q: The expression x = 9.40 cos(2.25(PI)t + (PI)/2) describes the position of an object as a function of…

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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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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 –