Wednesday

October 1, 2014

October 1, 2014

Number of results: 19,096

**Phsyics**

Hooke's Law and Young's Modulus Can someone please explain this to me. How can one determine if a material behaves according to Hooke's law?
*October 24, 2008 by Mary*

**calc check: hooke's law**

A force of 27N is required to maintain a spring stretched from its natural length of 12cm to a length of 15cm. How much work is done in stretching the spring from 15 to 25cm? and this is what i did.. please check to see if i did it correctly.. thanks :) f=27N 12cm to 15cm f(x...
*June 29, 2007 by COFFEE*

**Math-Hooke's law **

Using Hooke's Law (F=kx) determine: A) A weight of 5 pounds stretches a certain spring from its natural length of 10.2 inches to a length of 10.5 inches. Find K. B) What weight will stretch the spring in part (A) to a length of 13.2 inches? Thank you!
*July 16, 2013 by Leah*

**physics**

Graph #1 is a parabola. Graph #2 is a hyperbola. a. Only graph 1 may possibly represent Hooke's law b. Only graph 2 may possibly represent Hooke's law c. neither
*November 12, 2010 by Sonya*

**physics**

Sir Robert Hooke (1635-1703), studied the elastic properties of springs and formulated the law that bears his name. Hooke found the relationship among the force a spring exerts, F, the distance from equilibrium the end of the spring is displaced, x, and a number k called the ...
*February 20, 2011 by Anonymous*

**calc/physics**

A force of 250 N is required to stretch a spring 5m from rest. Using Hooke's law, F=kx, how much work, in joules, is required to stretch the spring 7m from rest? The energy required scales with x^2. Multiply 250 J by (7/5)^2.
*April 23, 2007 by Mischa*

**Physics**

Could a rubber band be used to replace the spring in a Hooke's Law experiment? Why/ why not?
*February 22, 2011 by Anonymous*

**work force**

a force of 10 pounds is required to stretch a spring of 4 inches beyond it's natural length. assuming hooke's law applies, how much work is done in stretching the spring from its natural length to 6 inches beyond its natural length. what i did so far: F(x)=kx 10=k4 k=5/2 by ...
*April 13, 2007 by david*

**Physics**

A block of wood is compressed 2.0 nm when inward forces of magnitude 120N are applied to it on two opposite sides. (a) Assuming Hooke's law holds, what is the effective spring constant of the block? (b) Assuming Hooke's las still holds, how much is the same block compressed by...
*March 26, 2011 by Work needed!*

**Physics**

For Hooke's Law, the one about springs and mass, is the mass M a unit of g or kgs?
*March 26, 2009 by TP*

**physics**

how much is the energy stored in hooke's law spring increased when its stretch is increased from 8 cm to 16 cm? why is it 300%?
*October 29, 2008 by mc*

**Science/Biomaterials**

Hooke's law relates the amount of strain a material to the absolute amount of force applied. True or False?
*June 5, 2012 by James*

**biology**

when robert hooke observed cork through his compound microscope , all that he could see were empty chambers. why were hooke's chambers empty
*March 13, 2013 by idk*

**PHYSICS**

Consider a spring and block system k= 18 N/m x initial = o m x final = 0.08m Useing Hooke's law to calculate the force needed to stretch this spring 8 cm.
*February 23, 2012 by GRISSELL*

**phy**

A string of natural length L extends to a new length L' under tensile force F. If Hooke’S law applies, the work done in stretching the spring is ------------
*January 24, 2013 by christ*

**Integral calculus**

It requires 8 inch pounds of work to stretch a certain spring 2 inches from its rest position. Assuming that the spring follows hooke's law, what is k? Thanks for your answers! :)
*March 8, 2014 by Kenya Nagai*

**PHYSICS**

If it takes 4.12 J of work to stretch a Hooke's law spring 12.1 cm from its unstressed length, determine the extra work required to stretch it an additional 10.0 cm.
*September 29, 2009 by Luke*

**Physics (2)**

If it takes 4.00 J of work to stretch a Hooke's Law spring 10.0 cm from its unstressed length, determine the extra work required to stretch it an additional 10.0 cm
*October 13, 2011 by Whitney*

**Calculus**

It requires 8 inch pounds of work to stretch a certain spring 2 inches from its rest position. Assuming that the spring follows hooke's law, what is k? Please answer this question. Thanks for your answers in advance.
*March 8, 2014 by Kenya Nagai*

**science**

It takes 3.38 J of work to stretch a Hooke’s-law spring 5.63 cm from its unstressed length. How much the extra work is required to stretch it an additional 4.22 cm? Answer in units of J
*November 16, 2012 by jason*

**physics**

When a 4.48 kg mass is hung vertically on a certain light spring that obeys Hooke's law, the spring stretches 2.68 cm. How much work must an external agent do to stretch the spring 3.96 cm from its unstretched position?
*October 31, 2009 by Anonymous*

**Pre-Calc Helppp!!!**

Find the indicated angle è. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume a = 110 and c = 136 (angle B=38) Round your answer to two decimal places.)
*April 5, 2012 by Mike*

**physics**

The force required to stretch a Hooke’s-law spring varies from 0 N to 68.1 N as we stretch the spring by moving one end 16.2 cm from its unstressed position. Find the work done in stretching the spring
*December 20, 2012 by james*

**trigonometry **

Use logarithms and the law of tangents to solve the triangle ABC, given that a=21.46 ft, b=46.28 ft, and C=32°28'30" I have to use logarithms and law of tangents . and then provide the check. which says law of sine or mollweids equation. I can't us the cosine law. If you ...
*February 26, 2011 by Anon*

**algebra**

hooke's law the distance d when a spring is stretched by a hanging object. if the distance is 14cm when the weight is 4kg what is the distance when the weight is 9kg The distance is
*December 15, 2011 by karon*

**physics**

A 53 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 13 m, and falls a total of 35 m. Calculate the spring stiffness constant k of the bungee cord, assuming Hooke's law applies.
*April 6, 2011 by Cara*

**Physics**

When the rubber band in a slingshot is stretched, it obeys Hooke's law. Suppose that the "spring constant" for the rubber band is k = 53 N/m. When the rubber band is pulled back with a force of 7.3 N, how far does it stretch? F=kx solve for x.
*March 29, 2007 by Mary*

**math**

Hooke's Law. The distance d when a spring is stretched by a hanging object varies directly as the weight w of the object. If the distance is 64cm when the weight is 3kg, what is the distance when the wight is 9kg?
*July 28, 2010 by Vance Reed*

**Physics**

The force required to stretch a Hooke’s-law spring varies from 0 N to 70.4 N as we stretch the spring by moving one end 5.35 cm from its unstressed position. Find the force constant of the spring. Answer in units of N/m
*December 14, 2012 by Patrick*

**Physics**

The force required to stretch a Hooke’s-law spring varies from 0 N to 63.5 N as we stretch the spring by moving one end 5.31 cm from its unstressed position. Find the force constant of the spring. Answer in units of N/m
*February 8, 2013 by Ted*

**Physics**

If a 40 kg brick and a 400 kg brick each dropped from 1 m above a trampoline, find the lowest position of each brick. Assume the trampoline is a simple spring obeying Hooke's law with a k value of 12 000 N/m. I know i must use Fs= kx, but where do I start? Do i find Fg at 1 m?
*November 6, 2009 by Rachel*

**Physics**

A cylindrically shaped piece of collagen is being stretched by a force that increases from 0 to 3.0 x 10^-2 N. The length and radius of the collagen are 2.5 and 0.091 cm. Young's Modulus is 3.1 x 10^6 N/m^2. a.) If the stretching obeys Hooke's Law, what is the spring constant...
*February 23, 2013 by Lori*

**physics**

When a 2.50-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.13 cm. a)What is the force constant of the spring? b) If the 2.50-kg object is removed, how far will the spring stretch if a 1.25-kg block is hung on it?
*October 5, 2011 by Anonymous*

**physics**

A 55.0 kg circus performer oscillates up and down at the end of a long elastic rope at a rate of once every 7.20 s. The elastic rope obeys Hooke's Law. By how much is the rope extended beyond its unloaded length when the performer hangs at rest?
*March 23, 2012 by Katie*

**Physics**

If a 40 kg brick and a 400 kg brick each dropped from 1 m above a trampoline, find the lowest position of each brick. Assume the trampoline is a simple spring obeying Hooke's law with a k value of 12 000 N/m. So, I used mg(h+x)=1/2 k x^2 then solved for x in each case. ** Bob...
*November 6, 2009 by Rachel*

**Physics**

A 72 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 13 m, and falls a total of 38 m. Calculate the spring stiffness constant "k" of the bungee cord, assuming Hooke's law applies. Calculate the maximum acceleration she experiences.
*November 8, 2009 by Anonymous*

**Physics**

A 58 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 15 m, and falls a total of 36 m. Calculate the spring stiffness constant k of the bungee cord, assuming Hooke's law applies. Calculate the maximum acceleration she experiences.
*November 16, 2010 by Linda*

**physics**

A 56 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 11 m, and falls a total of 38 m. Calculate the spring stiffness constant k of the bungee cord, assuming Hooke's law applies. Calculate the maximum acceleration she experiences.
*February 28, 2011 by Kristie*

**College Physics PLEASE HELP**

A cylindrically shaped piece of collagen is being stretched by a force that increases from 0 to 3.0 x 10^-2 N. The length and radius of the collagen are 2.5 and 0.091 cm. Young's Modulus is 3.1 x 10^6 N/m^2. a.) If the stretching obeys Hooke's Law, what is the spring constant...
*February 23, 2013 by Lori*

**HIPPA**

please check my answer thanks If HIPPA law is stricter than state law, which standards should you follow and why ? What if state all was stricter ? This is all I have so far any input would be great HIPPA laws are stricter than any state law. This standard over rules any state...
*May 12, 2008 by Casie*

**Physics**

A 66 kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 14 m, and falls a total of 34m. 1. Calculate the spring stiffness constant of the bungee cord, assuming Hooke's law applies. 2. Calculate the maximum acceleration she experiences.
*November 1, 2010 by Nick*

**physics**

A rubber band of relaxed length 6.3 cm stretches to 10.2 cm under a force of 1.0 N, and to 16.5 cm under a force of 2.0 N. Does this rubber band obey Hooke's Law?
*October 19, 2011 by May*

**physics**

sorry mr bob purlsey again to annoy you. so i did all my calculations and read about hooke's law yesterday and presented to my teacher. however i was not allowed to used hooke's law because we haven't learned it yet and i did not know how to connect potential energy to force ...
*June 14, 2007 by physics(sorry)*

**algebra**

Hooke.s Law. The distance d when a spring is streched by a hanging object varies directly as the weight w of the object. If the distance is 66 cm when the weight is 3 Kg., what is the distance when the weight is 7 Kg.
*June 1, 2012 by plz hlp*

**Math**

a weight of mass m is attached to a spring and oscillates with simple harmonic motion. By Hooke's Law, the vertical displacement, y(t) satisfies the differential equation dy/dt=sqrt(k/m)*sqrt(A^2-y^2) where A(Fixed) is the maximum displacement and k is a constant, solve this ...
*December 15, 2012 by A.J.*

**Bus law**

Why is the United State a “common law country”? We're a common law country because we follow precedents established over hundreds of years in Britain and the U.S. Common law is followed except when statutory law opposes a specific practice. Check this site for more information...
*February 19, 2007 by mike*

**physics ! HELP !**

A 65 kg bungee jumper leaps from a bridge. She is tied to a bungee cord that is 11m long when unstretched, and falls a total of 30m . Part a) Calculate the spring constant of the bungee cord assuming Hooke's law applies. part b)Calculate the maximum acceleration she experiences.
*May 23, 2012 by emmie*

**College Math**

Hooke's Law the table shows the distance D that a spring stretches when a weight W is hung on it. W (pounds 2 6 9 15 D (inches) 1.6 4.8 7.2 12 (a.) Do the data represent direct or inverse variation? Explain. (b.) Find an equation that models the data. (c.) How far will the ...
*April 28, 2011 by Shin*

**physics**

A 53.6 kg circus performer bobs up and down at the end of a long elastic rope at a rate of once every 2.80 s. The elastic rope obeys Hooke's law. Find how much the rope is extended beyond its unloaded length when the performer hangs at rest. ** I think Im missing a step when i...
*November 28, 2012 by emily*

**Physics **

f a 40 kg weight and a 200 kg weight each dropped from 1 m above the trampoline, find the final position of each weight. Assume the trampoline is a simple spring obeying Hooke's law with a k value of 12 000 N/m. I was able to get the answer to this, using mg(h+x) = 1/2kx^x but...
*April 18, 2014 by Rose*

**Physics**

An automobile of mass 2000 kg is driven into a brick wall in a safety test. The bumper behaves like a Hooke’s-law spring. It has an effective spring constant of 5 × 106 N/m, and is observed to compress a distance of 8.7 cm as the car is brought to rest. What was the initial ...
*December 3, 2012 by Shelly*

**physics**

Can you please help me find the theory of Robert Hooke on Wave Explanation of Colors. Please... My report about this is due on Monday. Thank you for helping. God bless. According to (Broken Link Removed) , "Robert Hooke (1635-1703) who started as an assistant to Robert Boyle, ...
*July 30, 2006 by imee*

**physics**

(a) A bathroom scale has a spring that is compressed by 1.50 cm when a 165 kg person stands on the scale. Assuming the spring is described by Hooke's law, find its force constant. (b) How much would it be compressed if a 94.0 kg person stands on the scale in an elevator that ...
*July 28, 2013 by Justin*

**World History Answer Check**

1. Explain the signifigance of the Twelve Tables and the Law of Nations to the development of political thought? A: The significance of the Twelve Tables to the development of politcal thought was that they established the idea that all free citizens had a right to the ...
*September 13, 2014 by Victoria*

**physics**

When a 2.60-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 2.30 cm. (a) What is the force constant of the spring? (b) If the 2.60-kg object is removed, how far will the spring stretch if a 1.30-kg block is hung on it? (c) ...
*April 21, 2010 by alexandra*

**Physics**

When a 3.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.07 cm. (a) What is the force constant of the spring? N/m (b) If the 3.00-kg object is removed, how far will the spring stretch if a 1.50-kg block is hung on it? ...
*September 27, 2011 by Allie*

**Physics**

When a 2.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.17 cm. (a) What is the force constant of the spring? N/m (b) If the 2.00-kg object is removed, how far will the spring stretch if a 1.00-kg block is hung on it...
*February 26, 2014 by Muriel*

**government**

Which branch of the law regulates wrongful acts involving injury to one’s person, property, or reputation in a situation not covered by the terms of a contract? A. common law B. tort law C. civil law D. contract law
*March 8, 2012 by Johana*

**government**

Which branch of the law regulates wrongful acts involving injury to one's person, property, or reputation in a situation not covered by the term of a contract? A. common law B. tort law C. civil law D. contract law
*April 2, 2012 by Charlette*

**Sorry, another math problem please**

Hooke's Law asserts that the force required to either stretch or compress a spring from its natural length varies as the displacement. A certain spring is stretched 12 inches beyond its natural length by a 3 lb. weight. Express the force in terms of the displacement for this ...
*August 6, 2008 by Nahel*

**physics**

A spring-loaded dart gun is used to shoot a dart straight up into the air, and the dart reaches a maximum height of 12 meters. If the spring is compressed only half as far the second time, how far up does the dart go this time (no friction and using Hooke’s Law on the spring) ...
*November 21, 2009 by jon*

**bus law**

What is the chronological order of the major legislation that makes up the history of employment law in this country? For each law, state the social problem the law was designed to address, and discuss how employment law has affected the workplace in the last two decades.
*September 2, 2010 by kash*

**Calculus - Hooke's Law , Spring Constant**

Hi could someone please help me answer this question: It requires 0.05 joule of work to stretch a spring from a length of 8 cm to 9 cm and another 0.10 joule to stretch it from 9 cm to 10 cm. Determine the spring constant and find the natural length of the spring. Thank you
*September 15, 2008 by janet*

**Science-Chemistry**

1. What is Charles’s law? • State the definition of the law in words. • What are the assumptions of Charles’s law? • Write mathematical equations that represent the law. • What can you do with Charles’s law? • Using a gas-filled balloon as an example, describe what happens to ...
*May 31, 2013 by Help needed.... Danielle*

**physic**

a force of 3.5 N is applied to a spring which obeys Hooke's law and produces and extension of 0.07m. calculate the spring constant what is the size of the force that will produce and extension of 4.0 cm caluclate the unstretched length of the spring if its total length is 17.5...
*May 18, 2010 by ablin*

**question about math (law of syllogism/detachment)**

Does anyone know about the law of syllogism and law of detachment. If so, can you check my work.
*September 13, 2009 by Candy*

**Physics**

I think that for energy of a spring I should use (1/2)(k)(x^2) and (1/2)(m)(v^2) but i'm not sure what to do with the equations to solve the problem. A cylindrically shaped piece of collagen is being stretched by a force that increases from 0 to 3.0 x 10^-2 N. The length and ...
*July 14, 2010 by Brianna*

**Biology**

In 1665, Robert Hooke, an English scientist, reported an interesting observation while looking through his microscope at a cork, "I took a good clear piece of cork, and with a penknife sharpened as keen as a razor, I cut a piece of it off, then examining it with a microscope, ...
*September 6, 2008 by Jennifer*

**math**

hooke's law determine that if a small weight is suspended from a spring,the length of the stretched spring y, is a linear function of the weight, x. determine the linear equation if the unstretched spring is 12 inch and weight of 2 lbs stretches it to 16 inch
*October 23, 2011 by rahul patel*

**PHYSICS HELP!-Hooke's Law**

You should expect concrete to have an elastic constant that is _____ than wood. a. larger than b. smaller than c. equal to So...based on what I looked up as the definition for elastic constant and linear elasticity, I think conrete is less elastic than wood is. As compared to ...
*November 12, 2010 by Jael*

**Government Law question**

What kind of law is it when judges make the law by their decisions on the bench? ___ Law
*January 14, 2013 by Allyson*

**physics- please help **

A 65 kg bungee jumper leaps from a bridge. She is tied to a bungee cord that is 11m long when unstretched, and falls a total of 30m . Part a) Calculate the spring constant of the bungee cord assuming Hooke's law applies. part b)Calculate the maximum acceleration she ...
*May 24, 2012 by emmie*

**Physics**

If a 40 kg brick and a 400 kg brick each dropped from 1 m above a trampoline, find the lowest position of each brick. Assume the trampoline is a simple spring obeying Hooke's law with a k value of 12 000 N/m. So, I used mg(h+x)=1/2 k x^2 then solved for x in each case. and got...
*November 6, 2009 by for "bobpursley"*

**trigonometry (repost) Mathmate**

I want to start by saying thank you . You have no idea how much u have helped me understand logarithms, even better then the books i have (it poorly explains the subject of trigonometry let alone logarithms and antilog). Your last explanation was very clear and i even ...
*February 26, 2011 by Anon*

**algebra**

Hooke's law states that the distance an object is stretched varied directly with the force exerted on the object. Suppose the force exerted by 7-kg mass stretches a certain spring 5 cm. To the nearest 0.1 cm. how far will the spring be stretched by the force of an 11-kg mass?
*October 18, 2012 by Isaiah*

**Law**

Research and identify a labor law that is specific to your state. Share a brief summary of the law with us and discuss why you believe this law is or is not important to the employer-employee relationship.
*November 29, 2013 by Mattiazz*

**World History Answer Check (Ms.Sue) **

How did King Henry II's goal to become more powerful affect the development of law? A: Henry's goal to become more powerful affected the development of law as it ultimately expanded the power of royal courts. Since royal courts were now found throughout England, a body of ...
*September 14, 2014 by Victoria*

**College Algebra**

Hooke's Law states that the distance a spring stretches is directly proportional to the weight attached to the spring. If a 30-pound weight attached to the spring stretches the spring 8 inches, find how much weight is needed to stretch the spring 12 inches.
*July 10, 2012 by BFG*

**physics**

The force required to stretch a Hooke’s-law spring varies from 0 N to 62.4 N as we stretch the spring by moving one end 17.2 cm from its unstressed position. a) Find the force constant of the spring. Answer in units of N/m b) Find the work done in stretching the spring. Answer...
*October 12, 2011 by phys101!*

**Physics**

A uniform bar of iron is supported by a lon, uniform Hooke's Law spring. The spring is cut in half exactly and the two pieces are used to support the same bar. If the whole spring is stretched by 4 cm in the first bar (that is not cut in half) how much would each spring ...
*July 20, 2011 by Capreeca*

**legal and ethical issues**

select a current or proposed law that impacts the delivery of human services what reliable resources are availiable to learn about the implications of this law? What is the purpose or rationale of the law? How will the law effect da-t-day operations within human service ...
*June 2, 2008 by Tiff*

**math**

Hooke's law states that the distance an object is stretched varied directly with the force exerted on the object. Suppose the force exerted by 7-kg mass stretches a certain spring 5 cm. To the nearest 0.1 cm. how far will the spring be stretched by the force of an 11-kg mass? ...
*October 18, 2012 by Isaiah*

**physics**

In the dangerous “sport” of bungee-jumping, a daring student jumps from a balloon with a specially designed elastic cord attached to his ankles. The unstretched length of the cord is 25.0 m, the student weighs 700 N, and the balloon is 36.0 m above the surface of a river below...
*April 23, 2013 by hook miner*

**Health Law**

please check my answer thanks :) Sue says that her claim is based on the fundamental law of nation what does that mean(what source is Sue relying on) I think Sue is relying on the constiution
*November 14, 2007 by Anonymous*

**Physics**

A force of 2N will stretch a rubber band 2 cm. Assuming that Hooke's law applies, how far will a 4N force stretch the rubber band? How much work does it take to stretch the rubber band this far?
*May 2, 2014 by T.J.*

**physic**

Hooke's law describes a certain light spring of unstretched length 30.0 cm. When one end is attached to the top of a door frame, and a 8.40-kg object is hung from the other end, the length of the spring is 40.00 cm. (a) Find its spring constant. ____ kN/m (b) The load and the ...
*October 21, 2009 by Chan*

**Physic**

A horizontal Electric Field is applied to the original spring-mass system as shown below: What is the tangent of the angle θ (tan(θ)) between the spring and the vertical in terms of E, ke (type "ke"), q, m, and g as needed? Indicate multiplication with a "*" sign and...
*November 11, 2013 by solid chem*

**Chemisrty**

Determine which law is appropriate for solving the following problem. What volume will 1.56 liters of a gas at 27°C and 745 mmHg of pressure occupy at 100°C and 700 mmHg of pressure? Law used: Boyle's Law Charles' Law Combined Gas Law
*October 19, 2011 by Angel*

**bioethics**

what is law natural law eternal law human positive law what is conscience different kinds of conscience pls need an answer thanks
*June 20, 2011 by joyce *

**calc check please?**

Given the differential equation: dy/dx = y(1+x), y(0)=1, Use Euler's method with step size .1 to approximate y(.3). ... please check this for me! no one has responded to this question yet.. thanks. y' = y(1+x), y'(0) = 1(1+0)=1 ->the solution has slope 1 at the point (0,1...
*July 2, 2007 by COFFEE*

**Grammar and Composition**

please check my answers: write the plurals of the following singlular words. 1. guess : guesses 2. tongue : tongues 3. attorney-at-law : attorneys-at-law 4. theory : theories 5. leaf : leaves 6. tomato : tomatoes 7. mouse : mice 8. beach : beaches 9. piano : pianos 10. monkey...
*October 15, 2009 by y912f*

**Law**

Hi there! I have totally got to find out how the Aussie Law is similar to the US law. Anyway I DO like know that like Oz follows England law mainly but that isn't what I need. Bushells of Thanks Minnie
*April 25, 2008 by Minnie*

**business**

what is the chronological order of the major legislation that makes up the history of employment law in this country? for each law, state the social problem the law was designed to address and whether the law has solved the problem.
*April 27, 2011 by Sean*

**calc: avg value**

Find the average value of the function "f(x) = x^2 sqrt(1+x^3)" on the interval [0,2]. and this is what i did.. please check for mistakes. thanks :D f(x) = x^2 sqrt(1+x^3), [0,2] f ave = (1/(b-a))*inegral of a to b for: f(x) dx f ave = (1/(2-0))*integral of 0 to 2 for: x^2 ...
*July 2, 2007 by COFFEE*

**physics**

The type of rubber band used inside some baseballs and golf balls obeys Hooke's law over a wide range of elongation of the band. A segment of this material has an unstretched length l = 1.50 m and a mass m = 5.6 g. When a force F = 17 N is applied, the band stretches an ...
*December 25, 2010 by nadre*

**Government**

Precedent,while not an absolute contraint on the courts,is needed to: A.maintain legal consistency over time,so the confusion and uncertainty about the law can be avoided. B.preserve the courts as a majoritarian. C.check the president in the area of public law. D.balance the ...
*December 28, 2011 by Calvin*

**cytology**

who is robert hooke
*August 25, 2010 by roel*

**bus/415**

What is the chronological order of the major legislation that makes up the history of employment law in this country? For each law, state the social problem the law was designed to address, and discuss how employment law has affected the workplace in the last two decades.
*August 17, 2010 by Shelly*

**My Friend Needs Help With a Calc Problem.**

how does five degrees east of north keep a plain going north when the wind pushes the plain four point six degrees west of north? This is not calculus. It is a vector problem. THe wind is pushing the plane west. If you need the solution, to find the direction of the wind, a ...
*October 12, 2006 by Sarah*

**Grammar and Composition**

Please check these for me: Write the plurals of the following singular words. 1. hero : heroes 2. sheep : sheep 3. sister-in-law : sisters-in-law 4. journey : journeys 5. princess : princesses 6. spoonful : spoonfuls 7. victory : victories 8. stepchild : step children ? 9. ...
*October 13, 2009 by y912f *

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