Each second, 5 525 m3 of water flows over the 670-m-wide cliff of the Horseshoe Falls portion of Niagara Falls. The water is approximately 2 m deep as it reaches the cliff. What is its speed at that instant?

Q: If a water particle in a stream of water in a fountain takes 0.35s to travel from spout to…

A: This is a problem with the concepts of projectile motion. Here, the water particle is shot from the…

Q: Find the displacement at t = 13.7 sec: 1.47 m 9.81 m 4.09 m 1.82 m

A:

Q: Please help me. Make sure to give clear answers

A: AnswerContinuously increases

Q: If blood flows with an average speed of 0.35 m/s in the human circulatory system, how many miles…

A: Introduction: In human body, circulation of blood is through the capillary, veins and arteries. The…

Q: A landscape architect is planning an artificial waterfall in a city park. Water flowing at 0.750 m/s…

A: Let v be the velocity of the water flowing, h be the height of the wall, t be the time taken for the…

Q: child is in danger of drowning in the Merimac river. The Merimac river has a current of 3.1 km/hr to…

A:

Q: As a city planner, you receive complaints from local residents about the safety of nearby roads and…

A: Using law of conservation of energy,

Q: The world's highest fountain of water is located, appropriately enough, in Fountain Hills, Arizona.…

A: The height, h=560 ft   The acceleration due to gravity, g=32 ft/s2

Q: 1. The leaning tower of Pisa is 54.5 m tall. Supposedly Galileo investigated the behavior of falling…

A:

Q: When salmon head upstream to spawn, they may encounter a waterfall. If the water is not moving too…

A: Solution:   Given Values, Velocity (v0)=5.40 m/s

Q: Word Walls of the following:  Frame of Reference Each Word Wall must include: The font expressing…

A: The font expressing the feel of the word.   A frame of reference is a set of coordinates that can be…

Q: A man who can row in still water at 3 mph heads directly across a river flowing at 7 mph. At what…

A: A man who can row in still water at 3 mph heads directly across a river flowing at 7 mph

Q: A motorboat embarks on a trip, heading downstream in a river in which the current flows at a rate of…

A: Let the speed of the motorboat be v.  The downstream (D) and upstream (U) velocities of the boat are…

Q: A wind blowing has an Eastward (X) component of 18 km/h and a Northward (Y) component of 15 km/h.…

A: The east component of velocity, vx=18 kmph  The northwards component of velocity, vy=15 kmph

Q: scalar or vector.

A:

Q: A nursing application :What is the mass of a patient in pounds (1 kg= 2.205 lb) who receives a drug…

A:

Q: 2. Use the Tip-To-Tail Method Scale: 1cm = 20 km/h An airplane heading eastward at 300 km/h while…

A:

Q: A stream flows at a rate of 3.9 km/hr. A boat has a speed of 7.6 km/hr. While in the stream the boat…

A: Given Speed of the river vr = 3.9 km/hr speed of the boat vb = 7.6 km/hr Distance travelled up…

Q: The figure shows a stream of water flowing through a hole at the bottom of the aquarium tank holding…

A: Given : Initial velocity, u = 0 m/s height of tank, h = 80 cm = 0.80 m tank become half. h' = 0.40 m…

Q: You swim at a speed 2km/h south west and a river is flowing at 1km/h south Please draw a diagram of…

A: Motion is relative as it differs in different scenario. The velocity of the person as perceived by…

Q: Two ships leave a port at 9 a.m. One travels at a bearing of N 53° W at 12 miles per hour, and the…

A: Given: Two ships leaves the port at 9. a.m. Speed of ship 1 = 12 miles/hour N 53o W Speed of ship 2…

Q: A rabbit hops 25 meters to the East, turns North and walks 12 meters, turns West and hops 25 meters,…

A: A = 25 m east  B = 12 m north  C = 25 m west  D = 12 m south  (a) The total distance is  d = 25 + 12…

Q: It takes 4 hours for a boater to travel 15 miles upstream and back. If the speed of the boat in…

A:

Q: Pedro   who  is  on  top  of  a roof  of  a  high  building  drops  a  piece  of  metallic material.…

A: Solution:           for the second object using                   v² = u ² + 2as2 where          v =…

Q: A race car circles a 1500 meter race track 5 times. The total displacement of the race car is:

A: A race car circles a 150 0 meter race track 5 times

Q: Given to vector, A = (4) î + (0) 3+ (7)nd B= (0) i + (3) j + (3) ævaluate, č= Ä × B x component Give…

A:

Q: A boat is traveling upstream at 30 km/h with respect to the water of a river. The water is flowing…

A:

Q: Sarah G went to her outside faucet in garage to fill a 0.0189 m3 bucket with water to bath her dogs.…

A: Given:potential, V = 0.0189 m3speed, v = 0.61 m/sradius, r = 0.0078 m

Q: A baseball is hit almost straight up into the air with a speed of 24 m/s . Estimate how long it is…

A:

Q: Your father leaves the office, drives 26 km due North, then turns onto a street and continues in a…

A:

Q: An open water tank 80cm high, 120cm long, and 50cm wide is to be transported. The acceleration is…

A:

Q: he Grand Canyon is roughly 6000ft deep Express this height in m

A: Given that                     Grand canyon is roughly 6000ft now we have to express it in meter

Q: A wind blowing has an Eastward (X) component of 3 km/h and a Northward (Y) component of 1 km/h. The…

A: Represent the velocity of the wind in vector form. v→=Xi^+Yj^v→=3 km/hi^+1 km/hj^

Q: When a nurse squeezes a syringe vertically up, the liquid squirtss 3.43 cm into the air With what…

A: Given data :- height h =3.43 cm

Q: A wind blowing has an Eastward (X) component of -30 km/h and a Northward (Y) component of 44 km/h.…

A: Given: The Eastward component of the velocity (vx) is -30 Km/h. The Northward component of the…

Q: ... Elevation 15.25m Elevation 14 m water Elevation 10.7m 30° An orifice in a 30 degree plane from…

A:

Q: given that A + B =x1i + y1j and A-B = x2i + y2j what is A?

A: Given: A→+B→=x1i^+y1j^A→-B→=x2i^+y2j^

Q: You are a member of a geological team in Central Africa. Your team comes upon a wide river that is…

A: Consider x be the current speed and L be the width of the river. In the first case, when the boat is…

Q: In what direction should an airplane fly in order to fly due north at 320 kph if the wind is blowing…

A: By relative motion Vpa = Vp - Va = 320j -50i  Angle = tan-1(50/320)  = 8°53'  N 8°53' w

Q: A landscape architect is planning an artificial waterfall in a city park.Water flowing at 0.750 m/s…

A: Recall if Vx=constant then x=Vxt As Vy=0 So  h=1/2gt2 t=2h/g

Q: A mountain-climbing expedition establishes two intermediate camps, labeled A and B in the drawing,…

A: First, we will simplify the image for better understanding -  Given values -  OE = 1960 m  OD =…

Q: Identify the letter that contains two scalars and one vector quantity. A) distance acceleration…

A: Scalar quantity refers to a quantity that only has a magnitude and not direction whereas vector…

Q: Which of the following statements are true of scalars and vectors? List all that are TRUE. A vector…

A:

Q: A landscape architect is planning an artificial waterfall in a city park. Water flowing at 0.750 m/s…

A: According to the Newton's laws of motion , the vertical distance is calculated by using the formula…

Q: Horses are to race over a certain English meadow for a distance of 4.0 furlongs.What is the race…

A: Given:  4 furlongs

Q: The method of vector addition is called algebraic addition. True or false?

A:

Q: The velocity vector in a flow is given by: V = 3xi + (2-4y)j – 7zk. Determine the equation passing…

A: Plug in the coordinates of the given point to calculate the value of velocity at point L.

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.