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October 22, 2014

Search: physics- please respond

Number of results: 100,839

business plan
Please respond I did review the information you gave me and I was told to anwer this question. can you please respond with your assistance how to answer this question. How can I clearly state sound reasons that my services are currently viable and how I will react to future ...
January 4, 2014 by Anita

Physics
Please respond to my previous post.
January 10, 2010 by Phil

Physics(Please respond)
A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a speed of 17.4 m/s at an angle of 35.0¢ª above the horizontal. It rises to its maximum height and then falls down to the green. Ignoring air resistance...
May 29, 2012 by Hannah

Physics(Please respond)
1) A roller coaster (398 kg) moves from A (3.82 m above the ground) to B (29.4 m above the ground). Two non-conservative forces are present: friction does -1.82 x 104 J of work on the car, and a chain mechanism does +5.49 x 10^4 J of work to help the car up a long climb. What ...
June 3, 2012 by Hannah

PLEASE
PLEASE SOMEONE RESPOND TO MY QUESTION: Physics (12)! THIS QUESTION IS DRIVING ME NUTS!!! I DID THIS 7 DIFFERENT WAYS!!! I AM SO LOST! PLEASE! I NEED THIS QUESTION FOR TOMORROW!!!! P.S. thanks so much....very much appreciated!
September 11, 2007 by Brooke

Physics(Please respond)
A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. Physics(Please respond) - Elena, Thursday, June 21, 2012 at 2:33am ÄU = Q - W Where ÄU is the change in the...
June 21, 2012 by Hannah

AP Physics PLEASE respond immediately pleasethanku
THANK YOU!! What is a combination of h (plancks constant), c(speed of light) and G (6.67x10^-11 Nm^2 / kg^2) that has units of length?
January 3, 2011 by Hello

3rd grade science
All living things respond in certain ways to ______ in their environment. A.. Changes B.. Respond C.. React
August 18, 2010 by mary

Grammar
Which of the following violate the rule of subject-verb agreement? How would you correct the errors? Either Sue or I are supposed to respond. Is it supposed to be: Either Sue or I am supposed to respond. OR Either Sue or I were supposed to respond. ?
November 4, 2008 by Danielle

Finance Management
CASE STUDY 1 please read the continuing case at the end of Chapters 1 and 2 in your textbook. After studying the Chapter 1 case, respond to the following: 1.At which level do some of the basic functions (cost accounting, reporting tax, patient accounts and billing, accounts ...
July 16, 2012 by Casey

BUISNESS AND TECHNOLOGY
1. No economic system has been able to respond quickly to the devastation caused by war or natural disasters. Why is the free market system more likely to respond faster?
January 8, 2010 by ALEX

Physics(Please respond)
There is a diagram of a ball being thrown in a horizontal diection at 30m/s and there is an angle of 48degrees and a side with 4m. How long is the ball in the air? I am confused because I am not sure of the equation. I know that is is something like y = yo + ? - 1/2gt^2 Thank...
May 23, 2012 by Hannah

Physics(Please respond)
A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. I am not sure how to start this.
June 20, 2012 by Hannah

Physics(Please respond)
A system does 210 J of work on its environment and gains 80.6 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment. I am not sure how to start this. Thank you for the help.
June 20, 2012 by Hannah

psychological statistics
can someone please respond
November 19, 2012 by carla

Physics(Please respond)
a rollar coaster is 80m high and has a 50kg car at rest. Ignore air resistance and friction. If the speed of the car is 60m/s what is the height? 0+50(9.8)(80) = 1/2(50)(vf^2) + (60)^2 + 50(9.8)(h). Is this equation correct?? If so I do not know how to solve for h since on the...
May 30, 2012 by Hannah

prealgebra
a traffic sign is in the shape of an isosceles triangle. each of the equal sides is 5in.longer than tice the base.if the perimeter is 80in., find the length of the base? whoever helps me can you tell me how to respond i do not know how to respond back to say thank you or ask ...
July 14, 2009 by sweetangle

math
what is a cross product please respond ASAP!!
March 15, 2011 by Anonymous

Physics(Please respond)
1) A 1320 kg demolition ball swings at the end of a 34.3 m cable on the arc of a vertical circle. At the lowest point of the swing, the ball is moving at a speed of 3.32 m/s. Determine the tension in the cable. F=ma (34.3)(3.32) = 113.87 Ia this correct?
May 29, 2012 by Hannah

Physics(Please respond)
1) A penny is dropped from rest from the top of a very tall building. Assuming the height of the building is 407 m and ignoring air resistance, find the speed with which the penny strikes the ground. I am not sure how to start this. Thank you!
May 26, 2012 by Hannah

Math
can you please check this problem for me, and if I happen to get it wrong. explain it? thank you =]]. -6x=54 this is the problem. -6x =54 +6 +6 x = 48 ?? is this right please respond. =]]
January 7, 2008 by Taylor

i need some tips
okay so now i have this test called tcap and there is A LOT to study and i only have 2 days to study i need help do u have any tips that would help me study or help me ON my tcap test please respond i need as many people to respond because i really need help thank you
April 16, 2010 by anna

Physics(Please respond)
A 12-kg crate is pushed up an incline from point A to point B. What is the change in the gravitational potential energy of the crate? Point A is 2.0m and point b is 7.0m I am not sure how to start this.
May 31, 2012 by Hannah

physics- please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...
May 24, 2012 by julie

physics- please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...
May 25, 2012 by julie

English
When I say, "I don't like milk." Should the person respond "me either" meaning, I don't like milk either? If they respond "me neither" isn't that a double negative? Thanks and I'm sorry. I'm sure I didn't type that question correctly.
May 12, 2010 by Mary

socail studies
why was the roman coliseum built please respond quikly thanks ~tyler
April 27, 2009 by tyler

Plz help Physics-bobpursley
A 200W lamp is totally immersed in 1500gm of water. How much will the temperature of the wtaer rise in 3 mins? Neglect heat losses from the water. Please dont put names in the subject...you limit yourself to who can respond, when others may be able and available. Again, please...
April 17, 2007 by Segun

Physics(Please respond)
A source emits sound uniformly in all directions. There are no reflections of the sound. At a distance of 12 m from the source, the intensity of the sound is 1.7 × 10-3 W/m2. What is the total sound power P emitted by the source? Would I do 1.7e^-3 (12) ?
June 20, 2012 by Hannah

thesaurus
she did not respond when i called. Please let us know what your question is. Thanks. =) Books generally don't return phone calls.
March 30, 2007 by antonio

Calculus
Solve the differential equation, we're using u substitution: dy/dx= 4x + (4x/ sqr root (16-x^2)) Thanks. Please respond!
December 6, 2009 by Taylor

To debbie: business math
You've posted at least 25 business math questions in the last couple of days, with no indication of your own efforts. In addition you ignored my request to respond to the requests we made to your early posts. As I told you yesterday, until you respond to them, your posts will ...
October 30, 2010 by Ms. Sue

To Mia
Please see the answer to your question below. The math tutor may be able to help you if you respond to his post.
September 24, 2009 by Ms. Sue

Physics(Please respond)
A 0.33-kg metal sphere oscillates at the end of a vertical spring. As the spring stretches from 0.12 to 0.26 m (relative to its unstrained length), the speed of the sphere decreases from 5.3 to 4.2 m/s. What is the spring constant of the spring? I know that the formula is F=-...
June 10, 2012 by Hannah

science
MY QUESTION IS: how do adaptations enable organisms to reduce competition for food and other resources? thank u please respond before 9
May 13, 2009 by elenny

Physics(Please respond)
1) A cave explorer drops a stone from rest into a hole. The speed of sound is 343 m/s in air, and the sound of the stone striking the bottom is heard 1.33 s after the stone is dropped. How deep is the hole? I did 343 / 1.33. Is this correct? Physics(Please help) - drwls, ...
May 27, 2012 by Hannah

Ms, Sue please respond
I had posted a serious letter of a real situation that happenned. I sm trying to write this letter for that reason. I am not sure where it will seem like an excuse if i bring the forms. please suggest a better way of writing the letter.
February 4, 2009 by Manny

math
hi, i am in forth grade i need to know what factors means. now for my home work. can you please respond and in a way i can under stand.
October 29, 2009 by paige

statistics
It is known that 60% of people do not respond to mailed questionnaires. In a sample of 20 questionnaires mailed, what is the probability that more than 12 people will respond?
May 2, 2008 by Lindy

social studies
Respond to the following in a complete sentence: Why do you think some Framers of the Constitution insisted on including a Bill of Rights? can you please help me on this
May 1, 2013 by angela

Physics(Please respond)
A 79.2-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is (a) accelerating upward with an acceleration of 1.92 m/s2, (b) moving upward at a constant speed, and (c) accelerating downward with an acceleration of 1.89 m/s2 I was going to ...
May 28, 2012 by Hannah

Physics(Please respond)
1) David has a mass of 86.4-kg and is skating with in-line skates. He sees his 24.8-kg younger brother up ahead standing on the sidewalk, with his back turned. Coming up from behind, he grabs his brother and rolls off at a speed of 2.99 m/s. Ignoring friction, find david's ...
June 3, 2012 by Hannah

Chorus!
I'm confused on my notes and how many beats there worth. If you can help please respond A.S.A.P because I have to be in a sight reading contest this Tuesday in front of my whole class. thankss!
October 9, 2011 by Anonymous

To Annabelle
I have removed your extraneous answers from the last four or five posts. Please do not respond if you don't know the answer. If you persist in responding with rubbish you will be banned from this site.
November 10, 2012 by DrBob222

To Anthony Awesome
Please do not respond to questions unless you can really help the student. This is not your playground. If you continue to post nonsense, you'll be banned from posting anything here.
April 15, 2014 by Ms. Sue

English
Alright. I'm supposed to respond to this, but I'm not really sure how to respond. Here it is: In one character we see a complex mix of what he is, what he is supposed to be, what he thinks he is, and how he is perceived by others. Trace the way Chaucer achieves this in the ...
February 7, 2010 by Karen

history
on the 1st page can someone please help me??????? Its the 2nd and 3rd black dot next to my nasme. Even if this is a repost, more information needs to be given before we can adequately respond. Please repost with more information. Thanks for asking.
April 29, 2007 by Mack

Science (Please Respond SOON!)
I think I'm using the wrong formulas or SOMETHING... Here's the question: "Two equal charges are separated by 3.7 ´ 10^-10 m. The force between the charges has a magnitude of 2.37 ´ 10^-3 N. What is the magnitude of q on the charges?" Here's my work: F = kc(q1q2/r^2) 2.37 x 10...
May 7, 2009 by Judy

Physics(Please respond)
An object is solid throughout. When the object is completely submerged in ethyl alcohol, its apparent weight is 15.8 N. When completely submerged in water, its apparent weight is 13.0 N. What is the volume of the object? Would I start by doing 15.8 - 13?
June 20, 2012 by Hannah

Question on essay ( Please respond?)
Is there anyway I could email a tutor and send them a picture I scanned of my homework, because it's a bit hard to explain over words? Thanks. -Allyson
October 27, 2010 by Allyson

Physics(Please respond)
A golfer, standing on a fairway, hits a shot to a green that is elevated 5.33 m above where she is standing. If the ball leaves her club with a velocity of 48.0 m/s at an angle of 35.7 ° above the ground, find the time that the ball is in the air before it hits the green. ...
May 28, 2012 by Hannah

Psychology
Can somebody please help with these questions please 1: What are the three stages of Hans Selye's General Adaptation Syndrome, and how does your body respond to each one? 2: What are the generally accepted causes of Post Traumatic Stress Disorder? 3: What is the difference ...
September 7, 2011 by JKim

Physics(Please help)
A person is riding a bicycle, and its wheels have an angular velocity of 26.0 rad/s. Then, the brakes are applied and the bike is brought to a uniform stop. During braking, the angular displacement of each wheel is 17.6 revolutions. (a) How much time does it take for the bike ...
June 5, 2012 by Hannah

Algebra Can someone who is serious respond
Can someone check my answer please? Find the corresponding y values for x= -2,-1,0,1,2,3 if y= x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10
November 20, 2007 by Alicia

algebra
I don't understand how to do this problem. Please help! Find an exponential function of the form f(x) = bax that has a y-intercept of 2 and passes through the point (2, 98). For example, if the equation is f(x) = 2(7)x respond by entering the answer as 2(7)^x
May 19, 2011 by alyssa

chemistry
How much hydrogen gas (mL) would be rpoduced at 25 degreez C and 1.34 atm if 5.5 grams of zinc reacts with 25mL of 0.05 M hydgrchloric acid? Please respond with how u found the answer
May 25, 2013 by mb

Physics(Please respond)
A satellite has a mass of kg orbits the Earth in a circular path with radius 1.0e^7m. What is the period of the satellite? I think I already posted this but I am still confused. My teacher said to use T= 2(pi)r^3/2 / sqrt GmE So I just plugged the numbers in T= 2(pi)(1.oe^7)^3...
June 20, 2012 by Hannah

stat
A MAIL-ORDER FIRM HAS A CIRCULAR WHICH ELICITS A 10 % RESPONSE RATE. SUPPOSE 20 OF THE CIRCULARS ARE MAILED AS A MARKET TEST IN A NEW GEOGRAPHIC AREA. ASSUMING THAT THE 10% RESPONSE RATE IS APPLICABLE IN THE NEW AREA, DETERMINE THE PROBABILITIES OF THE FOLLOWING EVENTS: A. NO ...
May 1, 2012 by siddhi

Physics(Please respond)
A water-skier is being pulled by a tow rope attached to a boat. As the driver pushes the throttle forward, the skier accelerates. A 83.9-kg water-skier has an initial speed of 6.3 m/s. Later, the speed increases to 10.1 m/s. Determine the work done by the net external force ...
June 3, 2012 by Hannah

sociology
How a person respond to this type of statement? I am not sure how I would respond to this statement. Do you have any suggestions to how one might respond? Is this true or a false statement? (I think it might be a true statement) We all hold different statuses among society. ...
May 1, 2011 by Sharon

physics- please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...
May 24, 2012 by julie

social studies
i am doing a worksheet for cause and effect and well i can not anywhere find an cause to why the second continental congress that was held in piladelphia in may of 1775 please respond soon , the confused girl p.s this will help me alot and you will be remembered . thanks in ...
March 25, 2008 by sam

American History
I don't know how to respond to this question can anyone please help me. Thanks Why do you think there were 'restrictions' or laws against inter-racial marriage, or same sex during the 18th century? And, how long did this permeate culture?
July 20, 2009 by America

Physics(Please respond)
1) Which components remain constant throughout the motion? vx = x component of the velocity vy = y component of the velocity ax = x component of the acceleration ay = y component of the acceleration I know that ax and ay remain constant but I am not sure about vx and vy. Thank...
May 25, 2012 by Hannah

Computer Programming Design
I really need someone to help me with this.I post this last week and I did not respond to it hopefully someone will respond Design a program that calculates the total amount of a meal purchased at a restaurant. The program should ask the user to enter the charge for the food, ...
May 2, 2009 by Dornica

Physics(Please respond)
A person is riding a bicycle, and its wheels have an angular velocity of 26.0 rad/s. Then, the brakes are applied and the bike is brought to a uniform stop. During braking, the angular displacement of each wheel is 17.6 revolutions. (a) How much time does it take for the bike ...
June 5, 2012 by Hannah

Physics(Please respond)
1)A 1180-kg van, stopped at a traffic light, is hit directly in the rear by a 753-kg car traveling with a velocity of +1.81 m/s. Assume that the transmission of the van is in neutral, the brakes are not being applied, and the collision is elastic. What is the final velocity of...
June 3, 2012 by Hannah

dog behavior
please check my answer thanks so much for your help. True of False generalization means The tendecy to respond to stimuli resmbling the conditioned stmulus I said True
June 17, 2008 by Anne

Word within the word list 9
what are the answers to vulpine:porcine:: clever:gluttonous fox:grapes telegraph:photograph ignominious:glorious Please respond asap thanks!
January 30, 2011 by Megan

Grammar- 1 Sentence- Please respond ASAP!
Is this the correct way to say it/ or write this sentence? Excellent condition, except for some worn on the soles on both boots.
February 26, 2014 by Lilly

Physics(Please respond)
Some bacteria are propelled by motors that spin hair-like flagella. A typical bacterial motor turning at a constant angular velocity has a radius of 1.9x10-8m, and a tangential speed at the rim of 2.7x10-5 m/s. (a) What is the angular speed (the magnitude of the angular ...
June 8, 2012 by Hannah

Physics(Please respond)
A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a speed of 17.4 m/s at an angle of 35.0¢ª above the horizontal. It rises to its maximum height and then falls down to the green. Ignoring air resistance...
May 28, 2012 by Hannah

Physics(Please respond)
A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a speed of 17.4 m/s at an angle of 35.0¢ª above the horizontal. It rises to its maximum height and then falls down to the green. Ignoring air resistance...
May 28, 2012 by Hannah

Physics(Please respond)
1) A roller coaster (398 kg) moves from A (3.82 m above the ground) to B (29.4 m above the ground). Two non-conservative forces are present: friction does -1.82 x 104 J of work on the car, and a chain mechanism does +5.49 x 10^4 J of work to help the car up a long climb. What ...
June 2, 2012 by Hannah

physics please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4 m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at ...
May 27, 2012 by leeann

science
What is an acrostic poem for the word mesozoic? (must represent the word as you go as in the word relating to that word(: PLEASE RESPOND ASAP!!!!!!!!
January 9, 2013 by Laycee Montgomery

HISTORY
Respond by explaining how the Berlin Wall did or did not reflect the policy of containment. Berlin Wall, U.S. Response A. Definition/description B. Background information/rationale C. Why it is or isn’t part of the policy of containment Please help! Please don't include links...
February 4, 2011 by Heather

central texas college
Can somebody help please!!!This is the first time that that I take a literature class, on English II in English and I can really use some help. I am taking English 1302, which is pretty much literature and the teacher told us to define some literacy terms, for example: ...
April 1, 2014 by ingrid

Physics(Please respond)
There is a rod that is split into two sections. The left side is copper with value of 390, temp of 100 degrees c and the length is 2m. The right side is silver, 420, temp 20 degrees celsuis, and length 1m. I need to calculate the temperature. 390 X 1 X 100-t / 2 = 420 X 1 X t-...
June 15, 2012 by Hannah

Math(Please respond)
.50 - x / x = 3.20e-1 I need to solve for x. I was going to do .50 X 3.20e-1 and then take the square root but this is not correct. I am not sure what to do. Thank you for your help. Math(Please help) - Reiny, Tuesday, April 17, 2012 at 3:18pm You probably meant (.50 - x)/x...
April 18, 2012 by Hannah

Spanish (Please check)
1. in which region of Spain is the city Segovia located? a. Northern Spain b. Central Spain c. Southern Spain ** 2. What important cultural center in Madrid is home to one of the worlds finest collections of European are from the twelfth to nineteenth century? a. The Prado ** ...
February 18, 2014 by #1Student

Chemistry(Please respond)
Calculate the pH of an aqueous solution of 0.15 M potassium carbonate. I know that pH = -log(H30+) but I am not sure how to start this problem. Chemistry(Please help) - DrBob222, Saturday, April 14, 2012 at 11:09pm Hydrolyze the CO3^2-. CO3^- + HOH ==> HCO3^- + OH^- Do an ...
April 18, 2012 by Hannah

English
Hi I'm doing a mla research paper for my college English class. My topic is What is Lupus? I having a difficult time coming up with a thesis for this topic. If anybody has any ideas please respond. Thanks
March 28, 2012 by Lakeisha

Early Child Ed.
Yes. Temper tantrums are usually caused by a child's frustrations and is strictly emotional. B. is the best answer. By the way, beware of any answer that says "always" or "never." When you're working with people, there are almost no situations that are that black and white as ...
August 2, 2007 by Ms. Sue

SCI 275
I am supposed to respond to the following statement: Nonrenewable energy resources include coal, oil, and natural gas. I am really unsure how to repond to it. All of these sources are infact nonrenewable. PLEASE someone help me. Thank you
May 16, 2010 by QueenP

Physics
If the speed of sound in air is 340 m/s, what is approximately the length of a shortest air column closed at one end that will respond to a tuning fork of frequency 140 Hz? Answer in units of cm.
April 1, 2010 by Aaron

Physics
If the speed of sound in air is 340 m/s, what is approximately the length of a shortest air column closed at one end that will respond to a tuning fork of frequency 140 Hz? Answer in units of cm.
April 1, 2010 by Aaron

religion (please help)
explain what the cultural and societal influences that have made hinduism vital to the region in which it originated. Please tell us what you've learned. We'll be glad to critique your answer and respond to your ideas. ms.sue you should give this student the website for ...
January 28, 2007 by kg

Physics(Please respond)
Vector A has a magnitude 2.4m and direction 130 degrees relative to the positive x-axis. Vector B has magnitude 3.0m and direction 250 degrees relative to the positive x-axis. 1) The resultant R=A+B has magnitude(in m) ? I know the R =2.75m but I am not sure how to get this. I...
May 16, 2012 by Hannah

Chemistry(Please respond, thank you)
The ionization constant of HA is 4.0e-4. Using the ice table what is the equilibrium concentration of HA in terms of its initial concentration and x? HA(aq) + H2O(l) = H3O^+^(aq) + A^-^(aq) I 0.040M OM OM C -X +x +x E ? x x I thought that to find the concentration you need to ...
April 7, 2012 by Hannah

Physics
Can someone provide me some input on the question below. Please respond. A string trimmer is a tool for cutting grass and weeds; it utilizes a length of nylon "string" that rotates about an axis perpendicular to one end of the string. The string rotates at an angular speed of ...
March 14, 2007 by Jim

Medical Office Assisting
I need two people to interview for a school project. They must be Medical office Assistants. I have 8 questions for each one to answer. please respond as soon as possible!!!
August 29, 2010 by Candece

English
I am new and I have questions. Are there any teachers in this website? If there are teachers in this website WHAT ARE THEIR NAMES? I could write to them in this website when I need help with my homework LIKE: Name:Kaveri Subject: To:Teacher (Name of the teacher) If there are ...
December 29, 2006 by Kaveri

Economics(Please respond, thank you)
Given the wage in dollar per day and the CPI for years 1 and 2 how do you calculate the nominal % increase in wage and the real % increase in wage? I am not sure what to do for this or what the formula is if any. Thank you for your help.
March 30, 2012 by Hannah

U.S.History
please check: A main theme of "A Noiseless Flash" is that a. chance alone determined who survived the attack b. many individuals anticipated the nuclear holocaust c. people respond methodically in emergencies d. all people suffer equally in war i chose A
February 5, 2009 by y912f

algebra
Two questions actually. Please only respond with step-by-step answers. Feel free to change the numbers, I just need to know how to do it... 1.) Factor Completely: 4a^2 + 81 - 36a 2.) In a right triangle, find the length of the side not given. b= 2 c= sqrt. 13
May 2, 2010 by Jenny

U.S. HISTORY!!
INSTRUCTIONS- Respond to ONE of the following discussion questions below. Be sure to support your position with evidence from your American History text. In addition, respond to at least one other student's post stating whether you agree or disagree with his or her opinion, ...
February 2, 2011 by NEEDS HELP!!

Math(Please respond, thank you)
The original equation was 1.7e-3 = (0.0015 -x)^2 / (0.025 +1/2x)(0.025 + 1/2x) Square root of both sides is 0.0412 = (0.0015-x) / (0.025 + 1/2x) Solve for x and when I put in -0.001 or 1.0e-3 it says that it is incorrect, I dont know why??
March 18, 2012 by Hannah

physics- please respond !
A 0.130kg baseball pitched at 35.5 m/s is hit on a horizontal line drive straight back at the pitcher at 50.5 m/s . Part a: If the contact time between bat and ball is 4.25×10^−3 , calculate the magnitude of the force (assumed to be constant) between the ball and bat. ...
June 1, 2012 by katie

physics- please respond
A 0.130kg baseball pitched at 35.5 m/s is hit on a horizontal line drive straight back at the pitcher at 50.5 m/s . Part a: If the contact time between bat and ball is 4.25×10^−3 , calculate the magnitude of the force (assumed to be constant) between the ball and bat. ...
June 1, 2012 by katie

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