Weddell seals make holes in sea ice so that they can swim down to forage on the ocean floor below. Measurements for one seal showed that it dived straight down from such an opening, reaching a depth of 0.30 km in a time of 5.0 min. What was the speed of the diving seal?A. 0.60 m/s B. 1.0 m/s C. 1.6 m/s D. 6.0 m/s E. 10 m/s

Q: An express train passes through a station. It enters with an initial velocity is22.0 m/s and…

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Q: A car travelling at a speed of 15 m/s decelerates at a rate of 3 m/s2 A) How long will it take the…

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Q: A stone was dropped from a balloon which is ascending at a rate of 6 m/s when the balloon was 70m…

A: (a)  Given : time , t=3 s Height h = 70 m Initial velocity u = 6 m/s  FORMULA USED  v = u + at a = g…

Q: You’re driving down the highway at 20 m/s when a deer steps onto the road 35 m in front of you. Your…

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Q: A runner makes one lap around a 200-m track in a time of 25 s. What were the runner's (a) average…

A: Time, t=5  Length of track, d = 200 m

Q: PC A student bikes 5.00 km East to school in 30.0 min, realizes he forgot his calculator for…

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Q: You throw a ball upward with an initial speed of 20 m/s. How much time passes before it reverses…

A: We know that, v=u+at here, velocity at maximum height, v=0 u=20 m/s a=-g=-10 m/s^2

Q: During takeoff, an airplane goes from 0 to 38 m/s in 14 s. (a) What is its acceleration?…

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Q: isitive physics student and mountain climber climbs a 49.0-m-high cliff that overhangs a calm pool…

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Q: An object is thrown from the top of a building that is 17.6 m high. The object is thrown what a…

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Q: A stone is thrown upward with a speed of 7 m/s from a height of 20 m. (acceleration due to gravity:…

A: Given The initial speed of the stone is u = 7 m/s. The height cover by the stone is h = 20 m. The…

Q: nearest convenience

A: The questions are answered below

Q: A fireworks shell is accelerated from rest to a velocity of 58.0 m/s over a distance of 0.280 m. (a)…

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Q: A motor scouter is stopped at a traffic light. When the light turns the scooter accelerates at 5.7…

A: as per our guidelines we are supposed to answer only one question. Kindly repost other question as…

Q: As a baseball is being thrown, it goes from 0.0 to 40.0 m/s in 0.42 s. (a) What is the acceleration…

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Q: A stone is thrown downward with a speed of 7 m/s from a height of 20 m. (acceleration due to…

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Q: A police cruiser chasing a speeding motorist travelled 60 km [S], then 35 km [NE], and finally 50 km…

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Q: A motorist drives north for 40.0 minutes at 65.0 km/h and then stops for 15.0 minutes. He then…

A: Given value--- first distance = 40.0 minutes at 65.0 km/h. stop time = 15 minute. Second distance =…

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: 30. D mmh The Kentucky Derby is held at the Churchill Downs track in Louisville, Kentucky. The track…

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Q: A car traveling 56.0 km/h is 24.0 m from a barrier when the driver slams on the brakes.The car hits…

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Q: 10. a) A car travels at a speed of 25 m/s. How far does it travel in 5 s? b) Draw a graph showing…

A: Given data: Speed of car is, v=25 m/s. Time taken is, t=5 s.

Q: A car is moving on +X direction with 12 m/s and then accelerated to 20 m/s in 2 min. (A) find out…

A: Equation of kinematics: 1. v=u+at  2. x = ut +12at2.3. v2= u2 + 2ax Where u and v are initial…

Q: A rocket accelerates from rest at a rate of 64 m/s?. (a) What is its speed after it accelerates for…

A: Given Initial velocity (U) =0 m/sAcceleration (a) = 64 m/s2

Q: A rocket accelerates from rest at a rate of 70 m/s2. (a) What is its speed after it accelerates for…

A: Given that, Initial speed (u)= 0 Acceleration (a)= 70 m/s² Time (t)= 53 s Let the final speed be v

Q: S21: A jet lands on an aircraft carrier at a speed of 50 m/s. what is its acceleration if it stops…

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Q: A motorist drives north for 37.0 minutes at 76.5 km/h and then stops for 15.0 minutes. He then…

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Q: A rocket accelerates from rest at a rate of 52 m/s2. (a) What is its speed after it accelerates for…

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Q: Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

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Q: A river has a steady speed of 0.570 m/s. A student swims upstream a distance of 1.00 km and swims…

A: Given :     Steady speed of the river, vR = 0.57 m/s     Distance travelled, d = 1 km      Speed of…

Q: first 2.0 h. After that, it travels at 50 km/h until it reaches Baguio City. It travels at night on…

A: The Distance between the two cities is 240 Km  First, it travels at 30 km/h for the first 2.0 h.…

Q: A stone is thrown downward with a speed of 18 m/s from a height of 18 m. (acceleration due to…

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Q: A stone is dropped at height 500 m from the ground. After 2 seconds, another stone is thrown upward…

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Q: Q1/A man standing at the top of a building throws a ball vertically upward with a velocity of 40 m…

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Q: 1) A roller coaster's velocity at the top of a hill is 10 m/s. Four seconds later it reaches the…

A: Part (1): Given: The initial velocity of the roller coaster is 10 m/s. The final velocity of the…

Q: car traveling 56 km/h is 22.0 m from a barrier when the driver slams on the brakes. The car hits the…

A: Here, we calculate the given as follow;

Q: At the end of a race a runner decelerates from a velocity of 9.00 m/s at a rate of 0.400 m/s?. (a)…

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Q: As a baseball is being thrown, it goes from 0 to 40 m/s in 0.28 s. (a) What is the acceleration of…

A: Initial velocity of baseball = 0 m/s  Final velocity of baseball = 40 m/s  Time taken = 0.28 seconds…

Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…

A: Free fall  of rock: time, t = 10 sec

Q: A rock is dropped off the side of a bridge and hits the water below 3.5s later.  a) what was the…

A: Time taken by the rock to hit the water is 3.5 s. Let us consider the initial velocity of rock is…

Q: 2. A jet plane has a takeoff speed of vtakeoff = 73 m/s and can move along the runway at an average…

A: Solution:-

Q: A rocket accelerates from rest at a rate of 66 m/s². (a) What is its speed after it accelerates for…

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Q: A high-performance sports car can go from 0 to 100 mph (44.7 m/s) in 5.2 s. (Assume the car travels…

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Q: A stone is thrown upward with a speed of 18 m/s from a height of 18 m. (acceleration due to gravity:…

A: Given Data: The initial speed of a stone is, u=18 m/s The height at which thrown is, h=18 m   Part…

Q: A car, initially traveling 24.0m/s speeds up at a rate of 5.00m/s² for 5.00s. Determine all unknowns…

A: Given data: Initial velocity (v0) = 24.0 m/s Acceleration (a) = 5.00 m/s2 Time (t) = 5.00 s…

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 –