Wednesday

December 17, 2014

December 17, 2014

Number of results: 48,920

**Physics**

i have the answers to these i just need explanations; steps on how to do them 1. Heather and Mathew walk with an average velocity of 0.98 m/s eastward. If it takes them 34 min to walk to the store, what is their displacement? 2.If Joe rides his bicycle in a straight line for ...
*January 28, 2009 by y912f*

**PHYSICS**

AVERAGE VELOCITY AND DISPLACEMENT HEATHER AND MATT WALK EASTWARD WITH A SPEED OF 0.98M/S. IF IT TAKES THEM 34 MINS TO WALK TO THE STORE, HOW FAR HAVE THEY WALKED?
*September 5, 2007 by Susie*

**PHYSICS**

HEATHER AND MAT WALK WITH AN AVERAGE VELOCITY OF 0.98 M/S EASTWARD. IF IT TAKES THEM 34 MIN TO WALK TO THE STORE, WHAT IS THEIR DISPLACEMENT?
*September 26, 2007 by DAISY*

**physics**

heather and Matthew walk with an average velocity of .89 m/s eastward. it takes them 44 min to walk to the store. what is their displacement?
*September 1, 2010 by Marissa *

**Physics**

Heather and Matthew walk with an average velocity of 0.98 m/s eastward. If it takes them 34 min to walk to the store, what is their displacement?
*September 8, 2010 by Jasmine*

**physics**

Heather and Matthew walk with an average velocity of 0.98 m/s eastward. If it tskes them 34 min to walk to the store, what is their displacement?
*August 21, 2008 by Ashley*

**physics**

Heather and Matthew walk eastward with a speed of 0.76 meters per second east. If it takes them 50 minutes to walk to the store, how far have they walked? Answer in kilometers
*September 30, 2013 by Christian *

**Physics**

Heather and Matthew walk eastward with a speed of 0.94 m/s east. If it takes them 57 min to walk to the store, how far have they walked? Answer in units of km
*September 4, 2012 by tgarci10*

**Physics**

Heather and Matthew walk eastward with a speed of 0.78 m/s east. If it takes them 29 min to walk to the store, how far have they walked? Answer in units of km
*September 4, 2012 by Andres*

**Physics**

Heather and Matthew walk eastward with a speed of 0.78 m/s east. If it takes them 29 min to walk to the store, how far have they walked? Answer in units of km
*September 4, 2012 by Andres*

**Physics**

Heather and Matthew walk eastward with a speed of 0.78 m/s east. If it takes them 29 min to walk to the store, how far have they walked? Answer in units of km
*September 4, 2012 by Andres*

**physics**

Heather and Matthew walk eastward with a speed of .85 m/s east. If it takes them 50 min to walk to the store, how far have they walked? Answer in units of km
*October 4, 2012 by Diondre*

**physics**

Heather and Matthew walk eastward with a speed of 0.98 m/s. If it takes them 34 min to walk to the store, how far have they walked? If Joe rides south on his bicycle in a straight line for 15 min with an average speed of 12.5 km/h, how far has he ridden? It takes you 9.5 min ...
*September 20, 2006 by anonymous*

**11th grade**

Heather and Mathew walked eastward with a speed of 9.8 m/s. If it takes them 34 min. to walk to the store, how far have they walked?
*December 14, 2010 by ffdas*

**Physics**

A jogger runs eastward in a straight line with an average speed of 2.25 m/s for 4.98 min and then continues with an average speed of 1.58 m/s for 2.18 min. (Hint: time is in minutes and velocity is in meters/second) (a) What is her total displacement (in m)? _____________m (b...
*September 13, 2012 by arcos15*

**Physics**

A runner runs 2.9 km in 9 min and then takes 30 min to walk back to the starting point. (a) What is the runner's average velocity for the first 9 min? _______ km/h (b) What is the average velocity for the time spent walking? _______ km/h (c) What is the average velocity for ...
*September 12, 2010 by MeganErin*

**physics**

It takes you 8.2 min to walk with an average velocity of 1.3 m/s to the north from the bus stop to the museum entrance. How far did you walk?
*September 2, 2012 by Carrie*

**physics**

It takes you 9.7 min to walk with an average velocity of 2.2 m/s to the north from the bus stop to the museum entrance. How far did you walk? Answer in units of m
*September 6, 2011 by ashley*

**physics**

It takes you 7.3 min to walk with an average velocity of 1.5 m/s to the north from the bus stop to the museum entrance. How far did you walk? Answer in units of m
*September 21, 2012 by Carl*

**Physics**

Could someone please review my answers and tell me if I am on the right track? Thank you! A student drove to the university from her home and noted that the odometer reading of her car increased by 12.0 km. The trip took 18.0 min. (a) What was her average speed? (b) If the ...
*August 31, 2012 by Miaow*

**physics**

It takes you 7.6 min to walk with an average velocity of 2.5 m/s to the north from the bus stop to the museum entrance. How far did you walk? Answer in units of m What is your direction? (multiple choice) 1. West 2. North 3. South 4. East
*September 29, 2011 by Sam*

**physics**

If it takes you 9.5 min to walk with an avg velocity of 1.4m/s to the north from a bus stop to a museum entrance. how far did you walk??
*December 26, 2010 by Anonymous*

**Physics**

for this question the answer is 680..the answer i get is 684 please help 1. it takes you 9.5 mins to walk with an average velocity of 1.2 meters per second to teh north from the bus stop to the museum entrance. what is your displacement? i did: 9.5 * 60=570 570 * 1.2 = 684
*January 30, 2009 by y912f*

**physics**

it takes you 8.8 minutes to walk with an average velocity of 1.3 m/s to the north from the bus stop to the museum entrance. how far did you walk? answer in units of m
*September 23, 2011 by jasmin*

**math**

The London Eye is a large ferris wheel. Each sealed and air-conditioned passenger capsule holds about 25 passengers. The diameter of the wheel is 135 m, and the wheel takes about half an hour to complete one revolution. a) Determine the exact angle, in radians, that a ...
*November 6, 2009 by ariza*

**math**

The London Eye is a large ferris wheel. Each sealed and air-conditioned passenger capsule holds about 25 passengers. The diameter of the wheel is 135 m, and the wheel takes about half an hour to complete one revolution. a) Determine the exact angle, in radians, that a ...
*November 6, 2009 by -*

**Physics**

From t = 0 to t = 5.00 min, a man stands still, and from t = 5.00 min to t = 10.0 min, he walks briskly in a straight line at a constant speed of 2.3 m/s. (a) What is his average velocity vavg in the interval 2.000 min to 7.90 min? I found this to be 1.15 m/s (b) What is his ...
*September 5, 2011 by Natalie*

**physics**

A jogger runs in a straight line with an average velocity of v1=6.6 m/s for t1=6.0 min, and then with an average velocity of v2=5 m/s for t2=3.0 min. What is her average velocity during this time? Answer in units of m/s.
*August 24, 2011 by Elisabeth*

**Math**

Suppose that humans walk about 10,000 steps per day on average. Your average step is probably about 18 inches. If so, how many inches per day do you walk? How Many feet per day do you walk? How many miles per day do you walk, to the nearest whole number?
*January 23, 2009 by Bob*

**math**

Suppose that humans walk about 10,000 steps perday on average. Your average step is probably about 18 inches. If so, how many inches per day do you walk? How many feet per day do you walk? How many miles per day do you walk, to the nearest whole mile?
*January 25, 2009 by Bob*

**Pre Calculus**

If you are riding on a Ferris wheel that is 60 feet tall and it takes 5 minutes to make a one revolution, what is your linear velocity? A. 0.62 feet per second B. 0.31 feet per second C. 37.68 feet per second D. 3.14 feet per second E. 9.42 feet per second
*April 22, 2013 by Deontre*

**PHYSICS**

IT TAKES YOU 9.5 MIN TO WALK AN AVREAGE VELOCITY OF 1.2 M/S TO THE NORTH FROM THE BUS STOP TO THE MUSEUM ENTRANCE. WHAT IS YOUR DISPLACEMENT?
*September 5, 2007 by Susie*

**physics**

Smyrna and Marietta are 35 mi apart. A car takes 45 min to go from Exeter to Manchester. The return trip takes 35 min. a) determine the average SPEED of the car for the round trip. b) determine the average VELOCITY of the car for the round trip
*August 31, 2010 by Kyle*

**physics**

A car travels a distance of 100m per second with a constant acceleration and average velocity of 20m per second .The final velocity acquired by the car is 25m per second .Find The initial velocity and acceleration of car
*July 2, 2013 by Anonymous*

**physics**

A car travels a distance of 100m per second with a constant acceleration and average velocity of 20m per second .The final velocity acquired by the car is 25m per second .Find The initial velocity and acceleration of car
*July 2, 2013 by Anonymous*

**physics**

A car travels a distance of 100m per second with a constant acceleration and average velocity of 20m per second .The final velocity acquired by the car is 25m per second .Find The initial velocity and acceleration of car
*July 2, 2013 by Anonymous*

**physical**

From t = 0 to t = 3.30 min, a man stands still, and from t = 3.30 min to t = 6.60 min, he walks briskly in a straight line at a constant speed of 1.76 m/s. What are (a) his average velocity vavg and (b) his average acceleration aavg in the time interval 1.00 min to 4.30 min? ...
*September 20, 2012 by Aa*

**physical**

From t = 0 to t = 3.30 min, a man stands still, and from t = 3.30 min to t = 6.60 min, he walks briskly in a straight line at a constant speed of 1.76 m/s. What are (a) his average velocity vavg and (b) his average acceleration aavg in the time interval 1.00 min to 4.30 min? ...
*September 20, 2012 by Aa*

**physics**

Compute your average velocity in the following two cases: (a) You walk 73.6 m at a speed of 1.79 m/s and then run 73.6 m at a speed of 4.31 m/s along a straight track. (b) You walk for 1.00 min at a speed of 1.79 m/s and then run for 1.30 min at 4.31 m/s along a straight track.
*September 9, 2012 by Corey*

**physics**

a train starts from rest and accelerates uniformly at 100m/min^2 for 10 min.then it maintains a constant velocity for remaining 20 min.brakes are applied and train uniformly retards and comes to rest in next 5 min. a)the maximum velocity reached b)the retardation in last 5 min...
*May 28, 2012 by parul*

**physics**

a train starts from rest and accelerates uniformly at 100m/min^2 for 10 min.then it maintains a constant velocity for remaining 20 min.brakes are applied and train uniformly retards and comes to rest in next 5 min. a)the maximum velocity reached b)the retardation in last 5 min...
*May 30, 2012 by parul*

**physics**

a train starts from rest and accelerates uniformly at 100m/min^2 for 10 min.then it maintains a constant velocity for remaining 20 min.brakes are applied and train uniformly retards and comes to rest in next 5 min. a)the maximum velocity reached b)the retardation in last 5 min...
*May 30, 2012 by PLZ HELP ME NOW...*

**science**

It take you 9.5 min to walk with an average velocity of 1.2 m/s to the north from the bus stop to the museum entrance. What is your displacewment?
*September 11, 2011 by Chris*

**physics**

A jogger runs in a straight line with an average velocity of v1=10.2 m/s for t1=6.0 min, and then with an average velocity of v2=7.7 m/s for t2=3.0 min. What is her total displacement? Answer in units of m.
*August 24, 2011 by Elisabeth*

**physics**

A stream is 30. meters wide and its current flows southward at 1.5 meters per second. A toy boat is launched with a velocity of 2.0 meters per second eastward from the west bank of the stream a. what is the magnitude of the boat's resultant velocity as it crosses the stream? b...
*October 3, 2010 by elana*

**10th grade**

A stream is 30. meters wide and its current flows southward at 1.5 meters per second. A toy boat is launched with a velocity of 2.0 meters per second eastward from the west bank of the stream a. what is the magnitude of the boat's resultant velocity as it crosses the stream? b...
*October 3, 2010 by elana*

**Physics**

A jogger runs in a straight line with an average velocity of 7.6 m/s for 6.3 min, and then with an average velocity of 3.6 m/s for 3.4 min. What is her total displacement?
*December 6, 2011 by Amy*

**physics**

A motorist drives south at 26.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.40 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.40 min trip, find the following values.find displacement, average speed, and average velocity
*October 5, 2011 by jon*

**Physics**

It takes you 9.5min to walk with an average velocity of 1m/s to the north from the bus stop to the museum entrance. What is your displacement?
*September 10, 2009 by Anthony Smith*

**Physics**

It takes you 10min to walk with an average velocity of 1.2m/s to the north from the bus stop to the restaurant entrance. What is your displacement?
*September 16, 2013 by Abdullah*

**physics**

A commuting student leaves home and drives to school at an average speed of 41.0 km/h. After 24.0 min she realizes that she has forgotten her homework and returns home to get it at the same average speed. It takes 9.0 min to find the report, after which the trip to school 41.0...
*August 29, 2011 by bill*

**physics**

A commuting student leaves home and drives to school at an average speed of 42.0 km/h. After 20.0 min he realizes that he has forgotten his homework and returns home to get it at the same average speed. It takes 7.0 min to find the report, after which the trip to school 42.0 ...
*September 8, 2013 by Lauren*

**Math **

What is the average births per day if the average birth per second is 4 1/5? What is the average deaths per hour if the average death per second is 1.7?
*September 14, 2010 by Jay*

**physics**

An athlete prepares for practice by walking 820 m in 10.3 min and sprinting 600 m in 3.8 min. Determine the athlete's average speed in metres per second.
*July 31, 2014 by HELP ASAP*

**physics**

A car tavels a distance of 100 m with a constant acceleration and average velocity of 20 m per second .The final velocity acquire D by the car is 25m per second .find the initial velocity and acceleration of car
*July 2, 2013 by spoorthi.p*

**physics**

It takes you 9.5 minutes to walk with an average velocity of 1.2 m/s to the north form the bus stop to the museum entrance. What is your displacement?
*January 24, 2012 by alessa castillo*

**math**

Suppose that humans walk about 10,000 steps per day, on awerage. 1. Your average step is probably about 18 inches. If so, how many inches per day do you walk? 2. How many feet per day do you walk? 3. How many miles per day do you wa;k, to the nearest whole mile?
*January 31, 2010 by Katelee*

**Math**

Jill and Matt run on a 400-meter-long oval track. They each run 10 laps daily and both run in the same lane. One day, they begin at the same point, but ran in opposite directions. Jill ran at a constant speed that was 2 meters per second faster than Matt's constant speed. Jill...
*October 22, 2008 by Natalie*

**Calculus**

Suppose that an object moves along an s-axis so that its location is given by s(t)=t^2+4t at time t.(Here is in meters and is in seconds.) (a) Find the average velocity of the object in meters per second over the time interval t=2 to t=9 seconds. Average velocity = ? m/s. (b) ...
*January 25, 2013 by Anonymous*

**Math**

The distance to fly direct from Detroit to Los Angeles is about 1,960 miles.The flight takes 4 hours 53 minutes.What is the plane's average speed in feet per second to the nearest foot per second?
*September 19, 2012 by Sarah*

**science**

A science student drops a rok down a mine shaft. It takes 3 sec. for the rock to hit the bottom of the shaft , at what speed of the rock just before impact? 32 feet per second per second is the acceleration rate of earth. At the end of second 1 the speed is 32 feet per second...
*October 24, 2006 by pat*

**Math - PreCalc (12th Grade)**

If the distance covered by an object in time t is given by s(t) = 2t2 + 3t, where s(t) is in meters and t is in seconds, what is the average velocity over the interval from 2 seconds to 4 seconds? A) 15 meters/second B) 14 meters/second C) 13 meters/second D) 12 meters/second ...
*March 21, 2014 by Shawna*

**Calculus**

If a ball is thrown in the air with a velocity 44 ft/s, its height in feet t seconds later is given by y = 44t - 16t2. (Round your answers to one decimal place.) (a) Find the average velocity for the time period beginning when t = 2 and lasting 0.5 second. ft/s (b) Find the ...
*January 17, 2011 by Ethan*

**calculus**

The position of a particle moving in a straight line during a 2-second trip is given below. s(t) = 2t 2 - 6t + 7 cm (a) What is the average velocity for the entire trip? (Assume the 2 second interval starts at t = 0.) 1 cm/second (b) Find a time at which the instantaneous ...
*September 21, 2010 by Mike*

**MATH(OM)**

A UPS employee has a 9 hour shift, where he has on average 1 container of packages containing a variety of basic, business, and oversized packages to process every 3 hours. As soon as he processes a package he passes to the next employee who loads it on a truck. The time is ...
*September 13, 2011 by Nick*

**Physics**

If a car travel at an average speed of 80 km per hr for 20 min, and then slowed down to an average speed of 50 km per hr over the next 15 min. How far would it travel in total?
*June 21, 2011 by Jennifer*

**pre-calc**

Our cycle of normal breathing takes place every 5 seconds. Velocity of air flow, y, measured in liters per second, after x seconds is modeled by : y=0.6sin(2ƒà/5)x. Velocity of air flow is positive when we inhale. Within each breathing cycle, when are we inhaling 0.3 liters ...
*April 12, 2010 by Anonymous*

**pre-calc**

Our cycle of normal breathing takes place every 5 seconds. Velocity of air flow, y, measured in liters per second, after x seconds is modeled by : y=0.6sin(2pi/5)x. Velocity of air flow is positive when we inhale. Within each breathing cycle, when are we inhaling 0.3 liters ...
*April 12, 2010 by Anonymous*

**physics**

rewriting this, since it was typed wrong. In reaching her destination, a backpacker walks with an average velocity of 1.34 m/s, due west. This average velocity results because she hikes for 6.44 km with an average velocity of 2.68 m/s, due west, turns around, and hikes with an...
*September 18, 2010 by jo*

**Physics**

n reaching her destination, a backpacker walks with an average velocity of 1.19 m/s, due west. This average velocity results, because she hikes for 5.07 km with an average velocity of 2.22 m/s due west, turns around, and hikes with an average velocity of 0.749 m/s due east. ...
*August 28, 2011 by Anonymous*

**physics**

In reaching her destination, a backpacker walks with an average velocity of 1.20 m/s, due west. This average velocity results, because she hikes for 5.94 km with an average velocity of 3.28 m/s due west, turns around, and hikes with an average velocity of 0.778 m/s due east. ...
*January 22, 2012 by Alex*

**Physics**

In reaching her destination, a backpacker walks with an average velocity of 1.30 m/s, due west. This average velocity results, because she hikes for 6.22 km with an average velocity of 3.44 m/s due west, turns around, and hikes with an average velocity of 0.321 m/s due east. ...
*September 11, 2012 by StressedStudent*

**physics**

In reaching her destination, a backpacker walks with an average velocity of 1.22 m/s, due west. This average velocity results, because she hikes for 5.61 km with an average velocity of 2.69 m/s due west, turns around, and hikes with an average velocity of 0.367 m/s due east. ...
*September 6, 2014 by Adel*

**physics**

In reaching her destination, a backpacker walks with an average velocity of 1.26 m/s, due west. This average velocity results because she hikes for 6.44 km with an average velocity of 2.60 m/s, due west, turns around, and hikes with an average velocity of 0.470 m/s, due east. ...
*October 20, 2009 by jesica*

**Math**

Okay ... just checking on how to figure this ... Here is the problem: Some researchers estimate that humans walk about 10,000 in their lifetimes, on average. Assume that the average life span is 70 years. a) about how many miles per year does the average person walk? would you...
*November 29, 2007 by Emily*

**Calculas**

If a ball is thrown in the air with a velocity 44 ft/s, its height in feet t seconds later is given by y = 44t - 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting 0.5 second. ft/s (b) Find the average velocity for the time period ...
*April 3, 2009 by Mimi*

**Physics**

Carlo drives his car for a picnic by first going 105 km north to pick up his girlfriend and then 120.0 km east to reach the picnic groove. The whole trip takes 135 min. Calculate (a) Carlo’s average speed and (b) average velocity.
*June 17, 2014 by Piper*

**Physics**

In reahcing her destination, a backpacker walks with an average velocity of 1.29 m/s, due west. This average velocity results because she hikes for 6.44 km with an average velocity of 2.59 m/s, due west, turns around, and hikes with an average velocity of 0.44 m/s, due east. ...
*September 18, 2012 by Donald*

**math**

Heather has $500 in her savings account. She withdraws $20 per week for gas. Write the equation heather can use to find out how many weeks it will take her to have a balance of $220
*October 20, 2014 by Belitt*

**Calculus**

A ball is thrown vertically upward with an initial velocity of 135 feet per second, the ball’s height after t second is s(t) = 135t – 22t How to calculate average velocity from 1 to 3 seconds?
*March 22, 2014 by Zack*

**Science/math**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 24, 2011 by Jonathan*

**Physics**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 22, 2011 by Jonoathan*

**Physics**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 24, 2011 by Jonathan *

**math**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 25, 2011 by Anonymous*

**Physics**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 26, 2011 by alex*

**physics**

Emily takes a trip, driving with a constant velocity of 89.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 70.8 km/h to the north, how long does the trip take?
*September 12, 2012 by ashley*

**physics-mechanics**

a person walks 400m north along one side of a rectangular field and then 300 m along the other side, the walk takes 10 min, calculate the av. velocity of the person?
*August 26, 2011 by gina*

**physics-mechanics**

a person walks 400m north along one side of a rectangular field and then 300 m along the other side, the walk takes 10 min, calculate the av. velocity of the person?
*August 26, 2011 by gina*

**Physic Check**

These are questions I'm unsure about out of 20 for my submission #2. Someone please check soon. My answers have an =. 1.)A ball is rolling across the top of a billiard table and slowly rolls to a stop. How would Galileo explain the motion of the ball as it stopped? a)The ball'...
*July 12, 2010 by Ariel*

**PHYSICS**

The average velocity of a plane was 600 km/h [N]. How long did it take the plane to travel 120 km? A. 0.2 min B. 5 min C. 12 min D. 5.0 h
*July 21, 2010 by Anonymous*

**physics**

You are walking along Main street one afternoon. At 1 PM you are 50 meters east of the intersection of Main and Elm streets. You walk due east for 30 seconds, ending up 80 meters east of the intersection of Main and Elm. You then make a left turn and walk due north for 30 ...
*August 25, 2013 by Anonymous*

**Physics**

A train moving at a constant speed of 61.0 km/h moves east for 35.0 min, then in a direction 50.0° east of due north for 10.0 min, and then west for 49.0 min. What is the average velocity of the train during this run? What is the magnitude of that velocity? What is the ...
*January 27, 2014 by Anonymous*

**physics **

The figure below gives the path of a squirrel moving about on level ground, from point A (at time t = 0), to points B (at t = 4.00 min), C (at t = 8.00 min), and finally D (at t = 12.0 min). Both axes are marked in increments of 5.00 m (therefore the diagram is not drawn to ...
*October 6, 2011 by Anonymous*

**physics**

Question part Points Submissions 1 0/1 5/15 Total 0/1 You ride your bike for 1.5 h at an average velocity of 11 km/h, then for 30 min at 15 km/h. What is your average velocity?
*October 18, 2010 by Casey *

**Physics**

A bus travels 280 km south along a straight path with an average velocity of 88 km/hr to the south. The bus stops for 24 min, then it travels 210 km south with an average of 75 km/hr to the south. A. How long does the total trip last? B. What is the average velocity for the ...
*September 10, 2007 by Lindsay*

**algebra. help!!**

my answer is 63.56. i dont know if its right answer. here this problem: It takes Scott an average of 45 min to prune 1 tree. Victor takes 65 min to prune a tree on average. The Scott-Victor Pruning Service has the contract to prune 92 trees in Flagstaﬀ, AZ. How long ...
*February 26, 2012 by cynthia*

**physics**

River A & B flow into river C. River A is 40 ft wide and is flowing at an average of 2.47 mph. River B is 25 ft wide and has a flow rate of 1125 cubic feet per second. Assume all rivers have a uniform depth of 15 ft. If river C is 100 ft wide, what is its average velocity [...
*October 19, 2011 by Brian*

**physics**

Heather in her Corvette accelerates at the rate of (3.40ihat- 2.00jhat) m/s2, while Jill in her Jaguar accelerates at (1.00ihat + 3.40jhat) m/s2. They both start from rest at the origin of an xy coordinate system. Determine the following after 5.50 s. (a) What is Heather's ...
*October 19, 2010 by natalie*

**Physics**

A particle moved along the x axis with a constant acceleration of -85.0 meters per second squared. The initial position of the particle was at the origin and its initial velocity was +325 meters per second. Find the position of the particle at T=4.0 seconds. Please walk ...
*June 11, 2012 by Jen*

**Math**

To convert miles per hour to feet per second, which conversion factor would not be used? a. 1 hr/60 min b. 1 min/60 sec c. 5280 ft/1 mi d. 1 mi/5280 ft
*August 19, 2014 by John*

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