Wednesday

July 30, 2014

July 30, 2014

Number of results: 8,405

**Physics**

Which statements about traveling waves are TRUE? Choose all that apply. a) A traveling wave transfers energy from one point to another. b) A speaker that beams its sound forward into a small area produces a louder sound. c) The rate at which a wave transfers energy is defined ...
*February 22, 2014 by Josh*

**history**

Anticolonial movements shared all but which of the following features? Answer A Some form of nationalism B Inspiration from traditional cultures as a means of shaping nationalism C Dissatisfaction among nationalists with their own exclusion from power D A steady commitment to ...
*April 12, 2012 by nicole*

**algebra**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 mph and train B at 63 mph. Train A passes a station at 11:10 AM. If train B passes the same station at 11:40 AM, at what time will train B catch up to train A? When will train B ...
*December 9, 2010 by Michelle*

**MAT/116**

I have been looking for a formula to do an equation with " Train A and Train B, I need to find out when Train B will catch Train A. Trian A is traveling at 40 miles per hour, train B is traveling at 48 miles per hour. Train A passes a station at 8:10p.m.. If Trian B passes the...
*August 12, 2010 by Marilynn*

**Physics**

You are in a space shuttle traveling in the circular orbit, which is 380 km above the Earth. Your friend is in another space shuttle traveling on the same circular orbit with you, but he is 20 km ahead of you. (a) How long will it take you to catch up with your friend if you ...
*March 8, 2012 by Sarah*

**mechanical engineering**

A railroad car that weighs 20,000 lb is traveling eastward with a velocity whose magnitude is 5fps. A second car, on the same track, that weighs 40,000 lbs also traveling in an easterly direction with a velocity of 7.8fps. When the cars collided, they became coupled together ...
*January 29, 2012 by Anonymous*

**physics**

Two cars approach an ice-covered intersection. One car, of mass 1.26 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.66 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant, collide, and move off ...
*March 14, 2014 by Anonymous*

**Physics**

A skydiver deploys his parachute when he is 950m directly above his desired landing spot. He then falls through the air at a steady 5.0 m/s . There is a breeze blowing to the west at 1.1 m/s. At what angle with respect to vertical does he fall? By what distance will he miss ...
*December 11, 2012 by Aaron*

**PHYSICS**

A bat strikes a 0.145kg baseball. Just before impact, the ball is traveling horizontally to the right at 60.0 m/s , and it leaves the bat traveling to the left at an angle of 40degrees above horizontal with a speed of 65.0 m/s . The ball and bat are in contact for 1.75 ...
*March 30, 2012 by NOT char*

**science(check answers)**

60 kg cheetah reaches a speed of 30 m/s when chasing its prey
*April 3, 2014 by chris*

**Trig 2**

What is the smallest value for x where y = sin 2x reaches its maximum ...wtf that means.
*May 13, 2014 by Joe*

**Math - What is the length of the train??????**

I have NO IDEA on how to tackle the following problem. This question has stumped me for like...2 hours now...and I don't know what to do... If someone could please show me a step by step on solving it, please post! Problem: -------- Two people stand back to back next to the ...
*November 27, 2007 by Anonymous*

**English**

I'm having a hard time with the meter & feet part of my work today. I just don't really get it. Help me with the practice/study questions? (I put a star by the one's I think are right, but the last few I just have no idea.) What metric foot is represented by this word? ...
*December 1, 2009 by Karen*

**physics**

A skydiver deploys his parachute when he is 910 directly above his desired landing spot. He then falls through the air at a steady 5.4 . There is a breeze blowing to the west at 1.0 . Part A At what angle with respect to vertical does he fall? By what distance will he miss his...
*September 27, 2011 by Anonymous*

**Alg2**

The Mendes family bought a new house 10 years ago for $120,000. The house is now worth $191,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the nearest tenth of a percent (1.2% etc)
*December 6, 2011 by Rock*

**Physics**

a) Why are there no units attached to values of μ? b)A force of 120 N is needed to push a box along a level road at a steady speed. If the force of gravity on the box is 250 N, what is the coefficient of kinetic friction between the box and the road?
*September 29, 2012 by Hanu*

**math**

A speedboat racer travels at a steady rate of 0.75 of a mile per 0.25 of a minute. How many minutes does it take for the boat to travel 3 miles? How long will it take for the boat to travel 7.5 miles?
*May 5, 2011 by derrius*

**ap chemistry**

2.70 g/cm3 to pounds per cubic foot could you please show me the steps
*September 8, 2010 by mike*

**Math**

If a monkey falls from a 94 foot tree, how long does it take him to hit the ground.
*December 3, 2010 by Karen*

**Math**

To find out hw much inches are in 9.5 feet, do I do 12 times 9.5? I would do that because there is 12 in. in a foot.
*February 21, 2011 by Julia*

**Trig**

a clock has a diameter of 1 foot what is the angular size if viewed from a distance of 27 feet
*April 26, 2011 by Michael*

**english**

how can i fix this sentence: “Swimming at the lake, a rock cut Sue’s foot.”
*January 17, 2012 by aran*

**math**

a wooden board is 3 yards 1 foot long . which show an equivalent length
*January 15, 2013 by tishana*

**math**

a wooden board is 3 yards 1 foot long . which show an equivalent length
*January 15, 2013 by tishana*

**science**

In which of the following units is acceleration expressed? A.Newtons B.foot-pounds c.Kilograms
*February 4, 2014 by Anonymous*

**Algebra**

You plan to put a fence around a rectangular lot. The length of the lot must be at least 60 feet. The cost of the fence along the length of the lot is $1.50 per foot, and the cost of the fence along the width is $2 per foot. The total cost cannot exceed $360. a. Use two ...
*October 30, 2011 by Dawn*

**math**

1. Gina wants to begin by figuring out how long the corn bed will be. She knows that in her previous two gardens, she was able to plant 2 rows in a 5 foot long space and 5 rows in an 11 foot long space. Find a linear equation for the length of the bed (y) in which she can fit ...
*April 16, 2012 by Melissa*

**Physics**

A horizontal rope is tied to a 45.0kg box on frictionless ice. What is the tension in the rope if: A) The box is at rest? B) The box moves at a steady vx = 4.40m/s ? C) The box vx = 4.40m/s and ax = 4.60m/s2 ?
*May 11, 2014 by TlP*

**economics**

John has a job that requires him to travel 3 of every 4 weeks. He has an annual budget and can travel either by train or by plaine. The airline on which he typically flies has a frequent traveler programme that reduces the cost of his tickets according to the number of milels ...
*January 2, 2013 by jean*

**economics**

John has a job that requires him to travel 3 of every 4 weeks. He has an annual budget and can travel either by train or by plaine. The airline on which he typically flies has a frequent traveler programme that reduces the cost of his tickets according to the number of milels ...
*January 2, 2013 by jean*

**physics**

When you step on the accelerator to increase the speed of your car, the force that accelerates the car is eitheir the force of your foot on the accelerator, the force of friction of the road on the tires,the force of the engine on the drive shaft, or the normal force of the ...
*November 18, 2006 by tatiana*

**science and medicine**

I don't have any idea how to solve this. Could someone show me the steps in solving this word problem? I am at a loss! Abus leaves a station at 1 pm., traveling west at a rate of 44 mi/h. One hour later a second bus leaves the same station, traveling east at a rate of 48 mi/h....
*March 21, 2007 by andy*

**thermodynamics**

A fluid moves in a steady flow manner between two sections ina flow line. At section 1: A1=10ft2, v1=100ft/min, specificvolume1= 4ft3/lb. At section 2: A2=2ft2, density 2= 0.20 lb/ft3.Calculate the mass flow rate and speed at section 2.
*April 25, 2013 by olbap*

**Physics**

Two runners start simultaneously at oppposite ends of a 200.0 m track and run toward each other. Runner A runs at a steady 8.0 m/s and runner B runs at a constant 7.0 m/s. When and where will these runners meet? How do I start this problem
*June 3, 2009 by Sarah*

**physics**

This question refers to my question that was replied to: Sue and Jenny kick a soccer ball at exactly the same time.Sue's foot exerts a force of 62.3 N to the north. Jenny's foot exerts a force of 115.9 N to the east. What is the magnitude of the resultant force on the ball? ...
*July 2, 2011 by alexa*

**physics**

Two particles with masses m and 3m are moving toward each other along the x axis with the same initial speeds Vi. Particle m is traveling to the left, and the particle 3m is traveling to the right. They undergo an elastic glancing collision such that particles m is moving in ...
*May 20, 2012 by ace*

**healthcare finance**

Suppose that a clinic has third-party payer revenues of $10,000 a day. On average, it takes the clinic 50 days to collect from its payers. What will be the steady state receivables balance? a. $ 10,000 b. $ 50,000 c. $250,000 d. $500,000 e. $750,000
*December 7, 2010 by tori*

**Physics**

A. A small plane departs from point A heading for an airport at point B 480 km due north. The airspeed of the plane is 200 km/h and there is a steady wind of 50 km/h blowing northwest to southeast. Determine the proper heading for the plane. B. How long will the trip take?
*September 12, 2011 by John*

**physics**

an airplane has a speed of 600km/h with respect to air. it has to fly a distance of 800km northward. in what direction should it fly if a steady wind is blowing at a speed of 120km/h from the west ? what will its speed with respect to the ground be? draw the relevant diagram ...
*February 11, 2012 by ash*

**Algebra (math)**

1. The equation y=-1777x+27,152 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004 and so on. Predict the number of gun deaths in 2004 and 2007. In what year ...
*November 4, 2009 by scooby*

**Algebra (math)**

The equation y=-1777x+27,152 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004 and so on. Predict the number of gun deaths in 2004 and 2007. In what year will ...
*November 5, 2009 by scooby*

**Algebra (math)**

The equation y=-1777x+27,152 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004 and so on. Predict the number of gun deaths in 2004 and 2007. In what year will ...
*November 5, 2009 by scooby*

**physics**

A cyclist is coasting at a steady speed of 17 but enters a muddy stretch where the effective coefficient of friction is 0.60. a)Will the cyclist emerge from the muddy stretch without having to pedal if the mud lasts for 23? b)What will be the speed upon emerging?
*October 7, 2012 by Anonymous*

**math algebra (plz help ty)**

The equation y=-1777x+27,152 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004 and so on. Predict the number of gun deaths in 2004 and 2007. In what year will ...
*November 5, 2009 by scooby*

**Chemistry**

Why do you need to remove the chromatogram before the solvent reaches the upper edge?
*June 19, 2008 by Anonymous*

**math**

how far from the base of a 10ft ladder be placed so that it reaches 8ft up the wall
*October 21, 2010 by latifah*

**Algebra**

Flying against the wind, Lisa made the flight from Reno in 3 h with a steady airspeed of 400km/h. Returning later with a tail wind that had doubled in magnitude, she landed 225 km beyond the starting point in 3 h. What was the original wind speed? How far from Reno did she ...
*February 6, 2011 by Jen*

**Algebra 2**

A commercial freight carrier is flying at a constant speed of 400 mi/h and is traveling 4 miles east for every 3 miles north. A private plane is observed to be 210 miles east of the commercial carrier, traveling 12 miles north for every 5 miles west. a. If it is known that the...
*September 28, 2009 by newt*

**physics**

A 2.5 wood block is pulled along a wood floor at a steady speed. A second wood block, with mass 3.5 , is attached to the first by a horizontal string. what is the magnitude of the force pulling on the first block
*October 18, 2011 by Hello*

**Physics**

Jenny and Betty are having a great time at Busch Gardens riding the Ubanga Banga bumper cars. Jenny, who is traveling southward in her bumper cars, aims her cars toward Betty, who is traveling northward in her bumper car. The cars collide and briefly come to a stop. What is ...
*March 10, 2009 by Jill*

**Grammar **

Circle the adjectives that can be used with the nouns on the right . 1)upward 2)growing 3)recent (Problem) 1)steady 2)severe 3)reliable. (Supply) 1)available 2)increasing 3)public. (Concern) 1)immediate 2)effective 3)sufficient. (Solution) 1)affordable 2)rising 3)rapid. (...
*June 3, 2013 by Maryam*

**geometry**

if I want a ramp with a 30 foot length, and a 5 percent up grade starting at 0, how high will the tall end be?
*January 27, 2012 by randy*

**Health**

Muscles that move the leg are located in the __________ A. Thigh B. Hip C. Back D. Foot
*May 23, 2013 by Darlene*

**algebra!!!**

The area of a rectangle is 40 ft. squared . what is the value of x to the nearest tenth foot? x+2=height x+1=width
*May 19, 2014 by jaay*

**physics**

A person is stretching by putting their arms straight over their heads and bending forward at their ankles until their hands are pushing against the wall in front of them. As they stretch, they keep stepping back from the wall, leaning further forward. The coefficient of ...
*July 12, 2012 by Jessica*

**Social Studies **

Why did immigrants and farmers settle in big cities at the end of the 19th century? My answer: Immigrants and farmers settle in large cities because, once there, even workers with few skills could usually find steady work.
*May 21, 2013 by Anonymous*

**Healthcare Statistic**

Memorial hospital has a steady inpatient bed count of 150 beds that are set up and staffed, though the hospital was constructed for 175 beds. What would have been the bed count days for the year 2010?
*December 16, 2013 by Anonymous*

**Physics**

Two spherical conductors, A and B , are placed in vacuum. A has a radius rA=25cm and B of rB=35cm. The distance between the centers of the two spheres is d=225 cm. A has a potential of VA =120 Volt and B has a potential of VB = -40 Volt. a. An electron is released with zero ...
*March 5, 2013 by P*

**calculus**

You are letting the air out of a hot air balloon at a steady rate. The volume of the balloon is decreasing at the rate of 10pi m^3/min when the diameter is 45 meters. At what rate is the radius of the balloon changing? I need help! How do I solve this problem? Thank you so ...
*November 18, 2007 by Anonymous*

**physics**

An aircraft flying at a steady velocity of 70m/s eastwards at height of 800m drops a package of supplies a)express the initial velocity of the package as vector. B)how long will it take for the package to reach the ground? C)how fast will it be going as it lands?(answer in ...
*January 21, 2013 by Minte*

**Physics**

At t = 0, an automobile traveling north begins to make a turn. It follows one-quarter of the arc of a circle of radius 10.1 m until, at t = 1.52 s, it is traveling east. The car does not alter its speed during the turn. (a) Find the car's speed. (b) Find the change in its ...
*September 23, 2012 by Alyssa*

**Physics**

An object is attached to a horizontal spring. It is initially displaced by distance Δx from the equilibrium position and then released from rest. At what point of its motion along the x-axis reaches the object its highest total energy a) At the equilibrium position b) At ...
*December 1, 2010 by Michael*

**physics**

Micah and Will watched a skater skate at a steady speed around a oval rink.Micah said the skater had no acceleration.Will said that the skater was accelerating.Who is right?Explain your reasoning.Be sure to describe how the skater's motion and velocity change.
*February 21, 2011 by dadelissa*

**Physics**

a small rock with mass 0.20 kg is released from rest at point A which is at the top edge of a large, hemispherical bowl with radius R = .5m. assume that the size of the rock is small compared to R, so that the rock can be treated as a particle, and assume that the rock slides ...
*October 23, 2012 by Frankie*

**Alg2**

Can't figure this one out...The Mendes family bought a new house 10 years ago for $120,000. The house is now worth $191,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the nearest tenth of a percent (1.2% etc)
*December 11, 2011 by Rock*

**DrBob222**

What happens when a wave reaches the boundary of a new media? it would reflect back.
*April 5, 2008 by Jon*

**physic**

If A Ball Is Dropped From Rest And Falls 4 Meters In 0.8 Seconds, What Is The Final Velocity When It Reaches The 4 M?
*November 29, 2009 by nesha*

**science**

a 10kg ball is atop a 20m hill. what is the speed when it reaches the bottom how did you get the anwser
*October 7, 2010 by pete*

**physics**

A ball tossed upward reaches a maximum height of 3.0m. Show that its initial speed was 7.7m/s.
*February 12, 2011 by Daisha*

**physics**

A stone is thrown vertically upward with a speed of 22.0 m/s. How fast is it moving when it reaches a height of 12.0 m?
*September 23, 2011 by Anonymous*

**physics**

a 747 airliner reaches its takeoff speed of 170 in 35.0 .what is the magnitude of its average acceleration
*November 16, 2012 by Anonymous*

**Physics**

A stone is thrown vertically upward with a speed of 19.0m/s How fast is it moving when it reaches a height of 10.0m
*August 29, 2013 by Lindsay*

**physical science**

is an elevator slowing down as it reaches the top floor a change in velocity?
*April 4, 2014 by steve*

**Science**

Explain what happens when a skydiver reaches terminal velocity? thank you...your help is very much appreciated!!
*May 4, 2014 by Anonymous*

**Physics**

A 60kg skier starts from rest at a height of 20m above the end of a ski-jump and leaves the ramp at an angle of 28 degrees. Neglet air resistance and assume the ramp is frictionless. A) What is the max height (h) of his jump above the end of the ramp B)If he increased his ...
*October 11, 2012 by Guy*

**chemistry**

Composition A: 5% MgO - 95% SiO2 Composition B: 20% MgO - 80% SiO2 The two glasses above are soaked in molten calcium chloride (CaCl2) at the same temperature for a time long enough for the properties of the two glasses to approach a steady value. What glass will have the ...
*December 21, 2013 by Dick*

**maths**

Andy is not a very good navigator. When he enters a small town, the probability that he gets lost and cannot find the correct road to continue his journey, is 0.2. When he enters a large town, the probability that he does not find the correct exit road is 0.25. He starts on a ...
*February 4, 2008 by Anonymous*

**Physics help**

A light rope is wrapped several times around a large wheel with a radius of 0.435 m. The wheel? A light rope is wrapped several times around a large wheel with a radius of 0.435 m. The wheel rotates in frictionless bearings about a stationary horizontal axis. The free end of ...
*February 27, 2012 by BB*

**physics**

Two cars are traveling in opposite directions on a two lane road. Car A starts from the origin at t =0 and accelerates (moving due East) from rest at 4 m/s2. At t = 0, Car B is moving due West with a velocity of 15 m/s and is 500 m east of car A but accelerating toward the ...
*February 16, 2011 by jake*

**5 Pre-Calculus Questions**

1. What is the value of x in the right triangle below? If needed, round your answer to two decimal places. 32 angle, 15 inches, find the x in base… 2. A 10-foot ladder is leaning up against the side of a building so that the top of the ladder reaches the top of the building. ...
*June 30, 2011 by Anonymous*

**history**

i posted this question earlier today... Which of the following was a sign of an unsound economy during the 1920s? a. personal debt was decreasing b. wages were keeping pace with production c. more goods were being produced than consumers could buy d. The Dow Jones Industrial ...
*May 26, 2009 by y912f*

**physics**

The engineer of a passenger train traveling at 25.0 m/s sights a freight train whose caboose is 200 m ahead on the same track. The freight train is traveling at 15.0 m/s in the same direction as the passenger train. The engineer of the passenger train immediately applies the ...
*September 19, 2010 by Anonymous*

**physics**

A car with a mass of 980 kg is initially traveling east toward an intersection with a speed of vc = 18.9 m/s and a 1500 kg pickup is traveling north toward the same intersection. The car and truck collide at the intersection and stick together. After the collision, the ...
*November 30, 2012 by Diane*

**AP Physics**

Hi, please help me solve these questions for my class. I have so much homework A car traveling at 17 m/s accelerates at 3.3 m/s2 for 16 seconds. To the nearest meter how far does it travel? To the nearest tenth of a m/s, what is the final velocity of the car in the previous ...
*September 2, 2009 by Leslie*

**Language Arts-check answer-**

#1. What is one thing a strong introduction does NOT do? a.) capture the reader's interest b.) present evidence to explain the topic******* c.) provide background information d.) state the main idea of the report #2. Which is the correct MLA citation for a magazine article? a...
*February 21, 2014 by Abby*

**Literature**

What are some symbols in oedipus the king i have swollen foot, tierias, crossroads, and the shephard
*April 7, 2008 by Dr. Rose*

**math**

A science workbook is 0.75 inches thick. How many workbooks will fit on a 2-foot shelf? what is the equation? estimation?
*October 17, 2008 by robert*

**math**

A science workbook is 0.75 inches thick. How many workbooks will fit on a 2-foot shelf? what is the equation? estimation?
*October 17, 2008 by robert*

**math**

A science workbook is 0.75 inches thick. How many workbooks will fit on a 2-foot shelf? what is the equation? estimation?
*October 17, 2008 by robert*

**english lang**

what word families do the following belong to woman ox goose mouse child foot thank you
*November 17, 2008 by grace*

**maths**

a 5 foot stick is cut so that one part is 2\3 of other. how long,on inches is the shorter segment?
*August 29, 2010 by Anonymous*

**geometry**

a wheelchair ramp has an angle of 4.5,what is the horizontal distance needed to have a vertical rise of 1 foot?
*December 16, 2010 by Chloe'*

**math**

if the artist used scale pof 1/2 inch to represent 1 foot , what are the dimensions in feet of the mural?
*January 10, 2012 by gaby*

**Math**

If The cat is a little more than 1 foot tall what is a good estimate for the length of computer screen?
*February 8, 2012 by Amber*

**math**

Im trying to draw a garage that is 34' 1/4''. And on the page its 7'' wide how do i find out what each foot eqauls in inches
*March 2, 2012 by Junior*

**health**

Muscles that move the leg are located in the ________ region. A. Thigh B. Hip C. Back D. Foot a?
*August 22, 2012 by Aya *

**applied math**

At 1.25 per square foot what is tjh cost of cleaning a rug with dimension 9 ft.3 in.by 6feet 9 in,?
*November 26, 2012 by al*

**maths**

what will be the total cost of creating a 1-foot border of tiles along the inside edges of a room
*January 19, 2013 by madhu*

**Physical Science**

I don't quite understand Actions and Reactions. [For every action, there is an opposite and equal reaction.]Can someone let me know if I am correct on this question or not? Identify the action and reaction forces in the following situations: 1. You kick a soccer ball and the ...
*March 19, 2009 by mTaq14*

**Chemistry**

1)) The following two half-cells are paired up in a voltaic cell. How will lowering the pH affect the E of the overall cell? ClO3-(aq) + H2O(l) + 2e- ==> ClO2-(aq) + 2OH-(aq) Eo= 0.35 V I2(S) + 2e-==> 2I-(aq) Eo = 0.54 V A)dE will increase B)dE will decrease C)dE...
*March 23, 2010 by Val*

Pages: <<Prev | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | **17** | 18 | 19 | 20 | 21 | 22 | 23 | Next>>