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March 30, 2017

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Number of results: 16,401

earth science
if carbon 14 has a half life of 24 days how much would be left of 220 gram sample after 168 days
November 29, 2012 by lan

Broadcast news
we had to write a lead on this news, answering what's the what, whats news, and since its broadcasting we had to be it simple and conversational, as if we were reading it. story: The Bush Administration recently proposed eliminating 20 National Weather Service offices around ...
February 26, 2013 by Blaze

Math Figure Logic
ACROSS 1. Forty more than 24- Down ~ Nine more than 3-Down Two less than I-Down 7q to ;;l = '" 7. Five times 14-Down 8. 3-Across times 16-Across .~ Four less than 22-Down 11. Two hundred less than 28-Across 13. Same digit repeated 16. Consecutive digits in some order 17. ...
October 14, 2012 by Naomi

social studies
Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty
December 14, 2011 by liz

pigskin geography week 7 day Oct 20
ascertain which team will lookdown into the grand canyon going to tyheir game. _____________
October 16, 2013 by mia

criminal justice
what are all the procedlural and substantive ways that a prosecutor and a defense attorney can resolve a case before it goes to a grand jury?
May 25, 2015 by sam

physics for bobpursley
a little spider monkey (let's call her flo) has stolen a bunch of bananas from her older brother charley and is now running away from him with the bananas in hand. she sees salvation in a long vine and grabs the bottom, hoping to swing away. a) is flo, who has a mass of 5.3 kg...
August 26, 2011 by Allison

spanish
En nuestra escuela, muchos estudiantes quieren ser membros del _____. a. consejo estudiantil b. orquesta c. piano d. contrabajo A?--student council
May 11, 2009 by y912f

college physics
If a coyote is standing at the top of a 125 m cliff getting ready to drop a 230 kg boulder on a road runner. What is the potential energy of the boulder just as he is ready to drop it? What is the kinetic energy of the boulder at the instant it hits the ground? How fast is the...
March 18, 2013 by patti

DONGO
Thankyou so much for your help. your ideas sound great and are alot better than mine thanks again...:)
February 9, 2010 by KATIE M

bobpursley
Can you please answer my post? I haven't been getting mine answered lately... Thanks -MC
March 23, 2010 by mysterychicken

Writing
Since you are a teacher for 30 years, have you ever encountered any essay that is as poor as mine?
August 9, 2013 by Anonymous

Finite Mathematics
I just need help with the set up of this problem, that's where I'm getting lost. A mining company operates two coal mines, M1 and M2. The company sells the coal to three purchasers: two steel mills P1 and P2, and a power generating station P3. The cost of transporting a ton of...
December 13, 2011 by Dave

music
piano music of the romantic period frequently relies on the use of the a. staccato b. reed c. manuals d. pedals
February 11, 2010 by nikki

physics
Stan raises a 1110 N piano a distance of 5.00 m using a set of pulleys. Stan pulls in 20.0 m of rope.
April 27, 2011 by Tom

econ
In the country of Ambiguostan, the government is providing salt-mine concessions to USalt & Co, but due to recent elections, will be revoking these concessions in 9 years. Since the salt business will be booming for years to come, USalt & Co is a highly traded stock and will ...
March 6, 2014 by sara

Physics
Maria is undergoing physical therapy for a back injury. Her therapist instructs her to use the power-glide incline. When using the incline, Maria pushes with her legs, raising her torso 30 cm up the incline and then she release to drop back down again. She is instructed to ...
August 28, 2014 by Kim

math
In division, what does it mean to decide to drop, include or use the remainder? Ex: You decide to hang shelves. Each shelf needs 4 brackets. You have 23 brackets. How many shelves can you hang/ What do you do with the remainder, drop, include or use and why????
January 8, 2012 by Cole

anatomy
What contains blood vessels that nourish the growth zone of the hair? -hair shaft -arrector pili muscle -hair root -hair bulb in follicle -cortex -hair papilla
September 19, 2011 by Katie

math
Car jacks are constructed like a rhombus. When used to raise a car, the rhombus is seen. If the sides of the rhombus are 13 inches, what is the maximum lenght of the shaft
October 10, 2009 by Deborah

math
a piano has 88 keys.show with numbers the probability of hitting a particular key if you shut your eyes and strike a key.
March 12, 2012 by gabriel

math
paul spends 2/3 of an hour exercising and 1/2 hour practicing the piano each day what is the least common denominator of these fractions?.
September 17, 2012 by jammy

physics
a force of 372 N is used to move a piano with a maass of 532 kg up a ramp 14 m long. what is the vertical height of the ramp
February 12, 2017 by Rachel

Physics
The ability to hear a “pin drop” is the sign of sensitive hearing. Suppose a 0.55-g pin is dropped from a height of 28 cm, and that the pin emits sound for 1.5s when it lands. Assuming all of the mechanical energy of the pin is converted to sound energy, and that the sound...
March 8, 2016 by Cameron Arnold

chemistry
A 40.4 g sample of a gas with the empirical formula C5H12 occupied a volume of 3070 mL with a pressure of 5016.0 torr at 168 °C. Enter the molecular formula of the compound.
January 17, 2010 by Tasha

Physics
A 22-ohm resistor and a 33-ohm resistor are connected in series and placed across 120-V potential difference. 1. what is the equivalent resistance of the circuit? R = RA + RB R = 22-ohm + 33-ohm R = 55-ohm 2. what is the current in the circuit? I = Vsource/ RA + RB I = 120/ 55...
February 12, 2010 by Priscilla

AP Physics
You are standing at the top of a cliff that has a stairstep configuration. There is a vertical drop of 6 m at your feet, then a horizontal shelf of 10 m , then another drop of 4 m to the bottom of the canyon, which has a horizontal floor. You kick a 0.49 kg rock, giving it an ...
October 14, 2015 by MJay

Physics
I have a formula for inertia torque T(inertia) = .09 x Wk^2(inertia)/S(stops) x t(move)^2 This is a shaft that indexes 36 degrees at a time so that how we determine 10 stops for S. I do not know where the factor .09 comes from. Can you explain
June 25, 2010 by Bob

Physics
I have a formula for inertia torque T(inertia) = .09 x Wk^2(inertia)/S(stops) x t(move)^2 This is a shaft that indexes 36 degrees at a time so that how we determine 10 stops for S. I do not know where the factor .09 comes from. Can you explain
June 25, 2010 by Bob

math
Your state charges 5% sales tax on product on nonfood items. You're buying a light bulb for $3.00, cereal for $2.50, and an orange for $.50. What will be the grand total of your bill?
October 20, 2015 by Anonymous

Math
A piano tuner uses a tuning fork. If middle C has a frequency of 264 vibrations per second, write an equation in the form for the simple harmonic motion.
October 9, 2006 by Lisa

Geometry
1. Television screens are sized according to the length of a diagonal across the screen, from one corner to another. The screen of a 2 inch wide screen TV is 24.5 inch high. How wide is it? 2. A carpenter needs to build a stairway down to a basement in a house under ...
April 29, 2016 by Terrell

Physics
You are standing at the top of a cliff that has a stair step configuration. There is a vertical drop of 7 m at your feet, then a horizontal shelf of 8 m, then another drop of 3 m to the bottom of the canyon, which has a horizontal floor. You kick a rock, giving it an initial ...
February 5, 2013 by chris

Francais
Comment s'appelle le grand batiment en haut de la falaise? Il est la falaise du Natrel?
February 15, 2011 by Frenchy

criminal law
What is the purpose of a grand jury issuing a true bill (criminal charge) or not.
January 19, 2015 by kirsten

Math
A piano has 88 keys. Show with numbers the probability of hitting a particular key if you shut your eyes and strike one key.
April 3, 2009 by Tyler

Physics
A steel piano wire, of length 1.0 m and mass 4.4 g is stretched under a tension of 650.0 N. What is the speed of transverse waves on the wire?
May 6, 2013 by Maegan

Physics
A steel piano wire, of length 1.0 m and mass 4.4 g is stretched under a tension of 650.0 N. What is the speed of transverse waves on the wire?
May 6, 2013 by Maegan

Math
during one drive a high school football team lost 3 yards on the first down, lost 5 yards on the second down, then gained 15 yards on the third down. how many yards do they need to get a first down? should they go for it or punt?
September 11, 2013 by Evelyn

math
Determine the down payment and the amount to be financed for each home described below. (a) $360,360; 10% down The down payment is $ 1 The amount to be financed is $ 2 (b) $960,000; 20% down The down payment is $ 3 The amount to be financed is $ 4 Don't know if I answer this ...
August 25, 2012 by Anonymous

Chemistry
Drops of mercury, water and naphtha (lighter fluid) are placed on smooth flat surface. The mercury drop is almost a perfect sphere. The water drop is a flattened sphere. The naphtha however spreads out over the surface. What do these observations tell you about the cohesive ...
July 7, 2009 by Mohammedabbas

physics
A boulder in a river has weight of 65N. It displaces a volume of water with a weight of 10N. Which is the net force on this rock? 55 N down 65 N down 75 N up 75 N down
April 17, 2012 by Carter

math and physics
if drop down an stone -that it is like a ball- into the slush and if it was soft enough stone come into the slush in some distance, if throw it away from a certain height to comes into slush and if we want stone to come into slush 2 times more than before from what hight ...
December 21, 2011 by farnoosh

math
In Lewis Carroll's Through The looking Glass, Tweedledum says, "the sum of your weight and twice mine is 361 pounds". Tweedledee replies, "The sum of your weight and twice mine is 362 pounds". Find both weights. ONLY AN ALGEBRAIC SOLUTION WILL BE ACCEPTED let e= tweedledee ...
February 8, 2014 by B8

English
GOP, Democrats Support Closing US Embassies (How do we read GOP? 1. Grand Old Party 2. G.O.P.)
August 4, 2013 by rfvv

french
why is it not la grande-mere but la grand-mere since it is feminine?
March 5, 2008 by michelle

high school grade 3
if drop down an stone -that it is like a ball- into the slush and if it was soft enough, stone come into the slush in some distance, if throw it away from a certain height to comes into slush and if we want stone to come into slush 2 times more than before, from what hight ...
December 20, 2011 by farnoosh

physics
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of 425 m in advance of ...
September 26, 2009 by DJ

Physics - HELP
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of 425 m in advance of ...
September 27, 2009 by Anonymous

physics
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of 425 m in advance of ...
September 27, 2009 by DJ

Physics
Four capacitors are connected in series with a battery, as in the figure below, where C1 = 3.24 µF, C2 = 6.11 µF, C3 = 12.1 µF, C4 = 25.0 µF, V = 18.4 V. (a) Calculate the capacitance of the equivalent capacitor. µF (b) Compute the charge on C3. µC (c) Find the voltage ...
September 17, 2010 by Max

Science
Can you help with this one please? A drop of oil (vol 0.05cm^3) is released on to a calm surface of a pond where it spreads out and covers an area of 40 cm^2. Assume the oil film has uniform thickness equal to the diameter of an oil molecule. Calculate the diameter of an oil ...
February 5, 2007 by Bruce

grand canyon
Draw a scatterplot indicating a strong negative relationship between the variables of income and mental illness. Be sure to label the axes correctly
July 20, 2012 by cathy

Socials Studies
What was the outcome of the five year war between France and Spain and What country did Spanish troops ally with to fight napoleon's grand armee?
January 20, 2015 by Jack

math
Nolan practices the piano for 1 2/5 hours every Saturday and Sunday. How long does he practice each weekend? Express your answer in hours and minutes.
March 17, 2015 by andy

ethics
Which of the skills that Phil Connors (Bill Murray) learns in the course of his time in the Groundhog Day loop would be considered a “practice” according to MacIntyre’s account? Is it Playing piano?
August 10, 2014 by Darcy Deagan

Anatomy & Physiology
Okay, heres one of those questions that isn't easily found in lab manuals and text books (atleast mine). ALSO, if you have a source, could you please show me? It might come down to me having to prove the teacher that i'm right, that is if you're right. There are 3 questions: 1...
February 23, 2009 by Akashic

French
"a huge interest in the culture" would that be "un grand interet dans la culture?" or is there a better way to phrase it? Thanks
June 8, 2009 by MK

Statistics
The probability distribution of the number of accidents in Grand Rapids, Michigan, each day is given by x 0 1 2 3 4 5 P(x) .20 .15 .25 .15 .20 .05 This distribution is an example of:
October 10, 2012 by Tyson

criminal justice
Explain why a grand jury is used rather than the prosecutor simply issuing a criminal charge.
January 19, 2015 by kirsten

chemistry
I have a problem that I need help with. The diameter of the oil molecule has to be calculated and presented in scientific notation. The data in the questions tells me that drop of oil(volume 0.05cm ^3) is released from a dropper onto the surface of the water.The film of oil ...
February 4, 2007 by ruby

Physics
Upon spotting an insect on a twig overhanging water, an archer fish squirts water drops at the insect to knock it into the water. Although the insect is at distance d from the fish along a straight-line path at angle $ (as in the figure here), a drop must be launched at a ...
September 13, 2010 by Antonio

Language Arts 7 (NEED HELP ASAP)
Has anyone read "Two Kinds" from The Joy Luck Club? Need my answers checked please;) 1.) In "Two Kinds" why does the mother take her daughter to the Mission district to get her hair curled? a.)She wants her daughter to look more sophisticated b.) She wants her daughter to look...
March 22, 2017 by Palena

Language Arts 7
NEED HELP ASAP!!!!! Has anyone read "Two Kinds" from The Joy Luck Club? Need my answers checked please;) 1.) In "Two Kinds" why does the mother take her daughter to the Mission district to get her hair curled? a.)She wants her daughter to look more sophisticated b.) She wants ...
March 22, 2017 by Palena

Chemistry
What is the calculated value of the partial pressure (atm) of O2 in acid mine water of pH 2.500, in which [Fe3+] = [Fe2+]?
April 10, 2010 by Laura

A Peculiar Question
Is a database basically a gathering of information? I gathered mine from the internet, but I don't whether it is considered plagiarism or not. Is it?
January 21, 2014 by Anonymous

Chemisty
How much bauxite (Al2O3) would you have to mine if you wanted to obtain 100.0 g Al metal from the ore?
May 10, 2016 by Nita

Physics HELPPP PLEASEEE
A 0.60 kg sphere rotates around a vertical shaft supported by two strings, as shown. If the tension in the upper string is 18 N. Calculate the tension in the lower string? the rotation rate (in rev/min) of the system?
May 19, 2013 by Joeline

math
Does anybody understans this? You have been assigned a task of estimating the cost of a tree removal. The cost is $25 per foot, up to 50 feet; above that, the cost increases to $50 per foot. You drop the kids off at the swimming pool and see some of your friends basking in the...
January 21, 2012 by Anthony

english (Adverbs and Other Parts of Speech)
13. In which of the following sentences is the word down used as an adverb? A. Ricky rolled down the car window to place his order at the coffee shop. B. Gail fell down the steps because she tripped on her untied shoelace. C. The ball moved down the street towards the ...
April 18, 2016 by cassy

Physics
A 500-kg elevator's cable snaps at a height of 15m. fortunately, there's a spring at the bottom of the shaft. If the spring has a spring constant of 500N/m, calculate how much it will be compressed before the elevator comes to a stop.
April 4, 2010 by Brennen

physical science
the 200g head of a golf club moves 40 m/s in a circular arc of 1.2m radius. How much force must the player exert on the handle of the club to prevent it from flying out of her hands at the bottom of the swing? ignore the mass of the clubs shaft.
September 14, 2012 by tracey

Physics
In the manufacture of a cam, a uniform solid cylinder of radius R is first machined. Then an off-center hole of radius R/2 is drilled, parallel to the axis of the cylinder, and centered at a point a distance R/2 from the center of the cylinder. Then cam, of mass M, is then ...
May 16, 2007 by Lancelot

science
The 140-million year-old fossil of a tortoise was recently found about 700 meters deep in a coal mine in northeast china. Scientists studying the fossil believe that it represents a previously unknown species? Which of the following is the best conclusion based on the data ...
June 5, 2016 by kizzi

Physics
how much torque does it take to turn a rotor that is 12" diameter and weights around 200lbs that seats on bearings. a 2" diameter shaft that through the center of the rotor that is on center. don
September 2, 2009 by righteous dude

physics
A rock is dropped into the Grand Canyon. It takes 18 seconds to hit the bottom. Calculate how deep the canyon is.
August 26, 2013 by Terry

physics
If the back of the truck is 1.0 above the ground and the ramp is inclined at 26, how much time do the workers have to get to the piano before it reaches the bottom of the ramp?
September 21, 2010 by DP

physics
A 160kg horizontal beam is supported at each end. A 330kg piano rests a quarter of the way from one end. What is the vertical force on each of the supports?
November 27, 2012 by Melissa

Chemistry
How many grams of cesium chloride (CsCl) will be needed to make 750. mL of a 0.100 M CsCl aqueous solution? The formula mass of CsCl is 168.36 g/mol
June 5, 2016 by Eddie

phyics
Why does the distance traveled by the ball in each half second after it is released change in the way that it does? A.Gravity is pulling down on the ball, so it accelerates down at a steady rate. B.The incline plane pushes up on the ball, so it accelerates down at a steady ...
September 19, 2015 by rachel

English
Can you help me checked if the following sentences are grammatically correct? Thank you very much. 1) On what condition can Shylock take a pound of flesh from Antonio? On condition that he doesn't drop(?) a single drop of Antonio's blood. 2) Why can have the Duke have him ...
September 26, 2010 by Franco

solving for x math
2e^(4x^2)=3 how do i solve for x. do i use the ln methode because i don't know how to do that. by calculator, i got x=.168 but i don't know how to show my work. please help me solve for x. Take natural logs of both sides. ln 2 + 4 x^2 = ln 3 4 x^2 = ln (3/2) = 0.40547 x^2 = 0....
December 5, 2006 by david

Pre-Algebra
If a ping pong ball falls from the top of a building that is 168 feet high, how many seconds will it take the ball to hit the ground? Remember, the formula for distance is d = 16t^2. 1 3.2 10.5 16
October 1, 2012 by Anonymous

Electrochemistry
Qualitively explain the effect of changing concentration of Cu^2+ using your experimental observations and the Keq values below (no calculations required) Cu^2+(aq) + 4 NH3(aq) --> [Cu(NH3)4]^2+(aq) , Keq = 1.2x10^12 CuS(s) --> Cu^2+(aq) + S^2-(aq) , Keq = 8.5 x 10^-45 ...
May 16, 2008 by Donna

U.S History
Don't You Push Me Down Words and Music by Woody Guthrie Well you can play with me And you can hold my hand. We can skip together Down to the Pretzel man You can wear my mommy's shoes Put on my daddy's hat You can even laugh at me But don't you push me down. Don't you push me, ...
March 2, 2016 by Jonathan

Statistics
A family goes on vacation an average of three times every 8 years. a. What is the probability that they will have 4 vacations in an 8-year period? The answer the teacher gave us was .168 What formula would you use? Poisson, binomials, etc?
March 7, 2011 by James

About Paris
Monuments in Paris... -Grand Palais -Saint Chapelle -Le Louvre -Mur de la Paix -Notre Dame Any others that are well known?
March 29, 2011 by Alice

statistics
100 raffle tickets are sold for $3 with one grand prize of $200. Julie purchased one ticket. What is her expectation?
January 8, 2013 by please help

Physics
In this problem, use g = 9.80 m/s2. Bizarro, located at Six Flags New England, in Agawam, MA, is the name of one of the top-rated roller coasters in the country. The first drop on the roller coaster brings you down 67 meters. There are some resistive forces acting as the ...
October 30, 2011 by Jeanne

spanish
"Cuando eran pequeños, ¿tocaban Uds. algunos instrumentos musicales?" "Sí, _____ el violín y el piano." a. tocaba b. tocaban c. tocamos d. tocábamos i'm not sure if it's C or D
May 6, 2009 by y912f

Physics
A piano string having a mass per unit length equal to 5.00 „e 10¡V3 kg/m is under a tension of 1 350 N. Find the speed with which a wave travels on this string.
December 7, 2010 by Cf

physics
If the back of the truck is 1.5 {\rm m} above the ground and the ramp is inclined at 24{\rm ^{\circ}}, how much time do the workers have to get to the piano before it reaches the bottom of the ramp?
June 23, 2011 by JT

College Physics
A steel piano string for the note middle C is about 0.68 m long and is under a tension of 400 N. If the fundamental frequency is 226 Hz, what is the string’s diameter?
November 6, 2011 by Anon

physics
A piano string having a mass per unit length equal to 5.10 10-3 kg/m is under a tension of 1,500 N. Find the speed with which a wave travels on this string.
November 29, 2011 by jim

Physics
Read the activity 2-1:Force and Pressure in the lab manual (pages 167-168). As described in the manual, consider a 10 cc syringe is connected to a 50 cc syringe. Information of the syringes are as follows: (mass of 10 cc piston) = 16 g (mass of 50 cc piston) = 60.6 g (diameter...
November 8, 2010 by Anonymous

7 th grade math
hey i need to new what it the answer for this question 35 fewer than 168 and this is 7 th grade math so plz tell me thanx
September 10, 2012 by liliana hernandez

newton
the sum of the first 12 terms of an AP is 168.if the third term is 7,find the value of common difference and first term
August 10, 2016 by isaac

math
If a mail man could deliver to 112 homes on foot and to 168 homes by driving what percent productivity increase by driving
May 14, 2013 by pollu

mathematics
The sum of first m terms of an A.P is 5m²+3m. If its nth term is 168. Find the value of m. Also find the 20th term.
February 13, 2016 by seema ramsing

math
-Write the arithmetic sequence 21,13,5,-3... in the standard form: a_n= -a_n=a_1+(n-1)d--so a_n=21+(n-1)-8 *a_n=-168-8n why isnt this right?
October 25, 2009 by Ellie

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