Saturday

November 22, 2014

November 22, 2014

Number of results: 77,818

**Physics;Help!!!!!!**

There is apparently no one online who can help with physics questions right now. Please check back later to see if a physics teacher has addressed your question. Multiple posts won't get faster answers. Thanks. =) The question is in the first question marked physics beside ...
*June 7, 2007 by Writeacher*

**physics**

Im doing physics 20 in correspondance this summer, and Im stuck on a question about Refraction... and Snell's law. The question is... A ray of light is incident upon a 60-60-60 degree prism, n=1.5. Then it shows a diagram , and it asks to find the angle of reflection.. and ...
*July 30, 2009 by Sam*

**Physics**

I'm understanding most of this physics, but here is one last question I would appreciate help on. Thank you! Okay, so the question involves a figure. A link to the question and the picture with it is below can be found by googling the question along with Holt physics. The link...
*March 26, 2010 by Demi*

**Physics**

For a question in physics... I was told to draw a graph of vertical displacement, y, versus time, t, in 2sec increments from 0 to 1.8. What was given to me was: v_yo_= +10m/s v_xo_= +5m/s a_y_ = -10m/s^2 So I used the formula: y=vo+1/2at^2 I drew the graph, and got a parabala...
*October 1, 2007 by Jenny*

**physics**

A batted baseball, which leaves the bat at an angle 〖30〗^0 above the horizontal, is caught by an outfielder 120m from the plate. a.) What is the initiated velocity of the ball? b.) How high did it rise? c.) How long was it in the air? my friend asked that ...
*January 9, 2013 by kevin*

**college physics**

My previous question was marked science, but it's specifically a college physics question. Thanks.
*October 25, 2013 by bbragg*

**physics**

Hi, can u help me in this question please my question is how to draw reflection of the image from the mirrior. Thank you.
*November 26, 2009 by Nifan *

**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 tell me f(x)=rho_1*g*A the solution of which question I cannot understand plz give the 3 to 4 words of question as a hint
*May 3, 2013 by faryia *

**Physics**

My question is how does metal corrosion affect a reed switch? This question is from my textbook. We are following cambridge igcse science.
*January 15, 2010 by Amir*

**physics Classical Mechanics**

Enjoy, How did you find the answer to question on the yoyo I got it wrong, and question number 2 on torque. Thanks.
*December 7, 2013 by Mets*

**Math**

Need help with one more question. Which best describes a statistical question? a. a question that contains numbers b. a question about numbers c. a question about designing an experiment d. a question about a population or sample. I was thinking it might be D. Thanks...
*April 2, 2013 by Brandi*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics**

I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
*October 11, 2013 by Sarah*

**Physics **

Can someone please help me with this physics question? I have most parts of the question answered already. (i only need help with b and c). Thanks The motion of a body is described by the equation 3.50 sin (0.100ðt)where t is in s and y is in m. (a) Find the amplitude 3.50 m (...
*April 23, 2011 by Anonymous*

**Physics**

I have 2 questions...one can someone please read my question posted around noon today called Lab for physics? Thanks..and secondly, I have to derive some equation. I am supposed to show a=gtantheta and find this from m (mass) L (length). The question also mentions the verical ...
*September 30, 2007 by RSVP*

**physics**

Got a question that I'm not quite sure how to approach: "A force of 2500 N acting on the area of 120cm3 evokes a pressure of:" This is all the info given in the question.
*June 1, 2012 by Shin*

**DrBob222 please check**

DrBob222 please check my physics question posted at 8:55pm. The subject is drwl please check. I am not getting a response from drwl. Thanks! Mary DrWLS is not on right now. My physics is too poor to trust my answers. Bob Pursley is smarter than I am; he does physics, math, and...
*February 27, 2007 by Mary*

**chemistry**

I need help with this question. the question. ask to complete the following relationship between units. question a.___g= 1Gg how would answer a question like this.
*January 31, 2011 by jessie*

**stats**

You took a 5-question multiple choice quiz with 4 choices for each question. If you guess at random on each question, what is the probability that you get at least one question correct?
*November 15, 2011 by sia*

**English**

He asked me a question. He asked a question of me. He begged me a question. He begged a question of me. He inquired me a question. He inquired me of a question. (Are the pairs all correct and interchangable? Doe they have the same meaning?)
*April 10, 2011 by rfvv*

**public speaking**

2. “To persuade my classmates that cheating in an exam is just as wrong as plagiarism” is a: A. question of fact. B. question of policy. C. question of value. D. question of guessing.
*July 29, 2014 by sarah*

**algebra**

Need some one check my homework. Evaluate 3p/q when p=2 and q=6. Answer:1 Use < > or = for __ to write a true sentence: 0.001 __ 0.0010 Answer:< Question 3 Evaluate -3/8 - 5/8. Answer:7 Question 4 Evaluate: 84 + (-99) + 44 - (-18) - 43 = Answer:4 Question 5 Multiply...
*May 29, 2014 by Lisa*

**physics B**

This is the first question on the 2003 ap physics b exam. I need help with part e. It shows a diagram of a pulley with two students. student A is on the ground with a mass of 70kg holding on to the pulley while student B is in the air with a mass of 60. Question: with what ...
*October 22, 2008 by kelley*

**Grade 12 Physics**

CAN SOMEONE PLEASE HELP ME WITH MY QUESTION I AM REALLY STUCK!!!!! SOMEONE ANYONE!! I need some help, my brain hurts already just over analyzing this question! [_] [_]Thanks! [_]
*September 12, 2007 by Haley*

**Physics**

A speaker which produces a frequency of 312 Hz is moving away from an observer and towards a wall at 3 m/s when it is 30 degrees Celsius. What is the frequency of the sound that travels directly to the observer? What is the frequency of the sound that bounces off the wall and ...
*February 3, 2009 by Doppler*

**math - question**

In a television game show, there are five questions to answer. Each question is worth twice as much as the previous question. If the last question was worth $6400, what was the first question worth? is the answer 400
*May 12, 2009 by anonymous*

**Physics**

A rocketship, travelling away from earth with a speed of 0.8c, sends regular radio signals which are recieved on Earth every 45.2 min. According to the rocketship astronauts, how frequently are the signals being sent? I really need help. Its a basic question yet har for me. ...
*October 7, 2006 by Christine*

**physics**

thanks for solving my question pasted on dated 18.02.2011 at 10.20.pm.2nd question. a wt lifter lifts a wt of one kg against force of gravity through a distance of .8 mtr. how much cals he will burnt from the food he had taken.
*February 21, 2011 by ajmer singh sidhu ludhiana*

**physics question for damon (a clarification)**

Hi Damon! You helped me out in this question yesterday (jiskha. com /display.cgi?id = 1395185605) and I was wondering why you added gravity when calculating the friction. Thanks for your help!
*March 19, 2014 by gzag*

**Physics**

Consider a car starting at rest at the beginning of a 250 m street. At time t = 2.0 s it is 20 m along the street. At time t = 4.0 s it is 80 m along the street. Find its average velocity in the: (a) First 2.0 s (b) First 4.0 s (c) Last 2.0 s My work: I have done 2 question a ...
*June 18, 2014 by Long*

**To Desmond**

Please use Post a New Question -- if you piggy-back a question on another student's question, it's unlikely to be answered. Please repost your question.
*January 19, 2011 by Writeacher*

**Bob Pursley**

Bob: Thank you for answering my Chemistry question. I apologize that it was on there twice. I accidentally posted again the same question instead of a different question. You answered the first question with precision. Thank you
*October 9, 2011 by Mom*

**Physics **

if the unit of power is the watt (W), and P = Fd/t, show using the result of question (2) and the fact that distance (d) uses units of meters and time has units of seconds. *** question 2. If m represents mass in kg, v represents speed in m/s, and r represents radius in m, ...
*September 12, 2011 by Allana*

**Physics**

if the unit of power is the watt (W), and P = Fd/t, show using the result of question (2) and the fact that distance (d) uses units of meters and time has units of seconds. *** question 2. If m represents mass in kg, v represents speed in m/s, and r represents radius in m, ...
*September 12, 2011 by Anthony*

**math**

Original Question is: how many 1/2 miles are in 12 miles? write the division question 12 divided by 1/2= 24 what multiplication question could the model also answer? 12 x 2 =24 This is the one I didn't understand Write the question given as a multiplication question?
*December 10, 2013 by Libby*

**English**

I m doing an analysis question on a poem called Question by May Swenson. The question says: Describe the prosody of the poem and comment on the effect of the initial substitutions of the meter. I do not even know where to start with this question, if you could help me out please.
*March 2, 2014 by Amanda*

**Physics**

Hi-I have a question-we're studying Newton's Laws and my question is: If I have a constant, non-zero force, how does the accleration change as the mass is changed. I think it changes proportionally-yes, or no but I'm not sure why except to say that's the law Thank you
*October 10, 2010 by Juliette*

**math**

I do not know how to answer this question. Would someone please help me with each of the four question below? Thank you. Question 1. Write the sample space for the outcomes of tossing three coins using H for heads and T for tails. Question 2. What is the probability for each ...
*February 17, 2011 by Dave*

**Physics**

Can the following equation be used to solve the question? R = ρ L / A ; find L.. or is there another way? Question: A rectangular piece of gold is 2.2 cm long and 2.4 cm wide. How deep is the piece when it displays a resistance of R = 1.06 μω for a current that ...
*March 4, 2010 by Sandra*

**english**

for my extended essay i need help reword a question. right now it sounds like a "book report" type question and i need it to a question where i can prove it. Here it the question: Has foot binding effected the culture of Chinese women throughout the ages?
*February 25, 2008 by sara*

**Physics**

I posted this question earlier and I still don't get it So I got a question One 3.5-kg paint bucket is hanging by a massless cord from another 3.5-kg pain bucket, aslo hanging by a massless cord if the buckets are at rest, what is the tension in each cord? How do I do this is ...
*July 11, 2009 by Physics*

**physics question**

If you are asked to calculate the accleration due to gravity, is that not a trick question? We did an experiment similar to Galileo's (cart down a ramp and measure time, distance, acceleration, and at diferent inclinations)...but if asked to find the accleration due to gravity...
*September 17, 2007 by McHelpme-URGENT*

**Physics-Just a clarification**

I have a question? What does hf = hi+Vivertical stand for? I haven't seen hf or hi or Vivertical yet in class-I just started a few weeks ago. Bob Pursley answered a question but I don't know what the abbreviations mean. Thank you for the direction-
*October 6, 2010 by LynAnne*

**Physics**

This question has to do with kinematics graphing. I CAN NOT REPRODUCE THE GRAPH BUT hope that some help can be given to me with this question. The position versus time for a certain object moving along the x-axis. The object's initial position is -2 m. Find the instantaneous ...
*September 4, 2013 by Deawn*

**Physics**

Physics Question Help please!!!? A 3.70 kg mass attached to a spring oscillates with a period of 0.375 s and an amplitude of 17.0 cm. (a) Find the total mechanical energy of the system
*April 23, 2011 by Anonymous*

**Spanish**

In English the format for asking a question is Are you hungry?" with a question mark at the end. How is a Spanish question written differently? Isn't it to put a question mark at the beginning also?
*March 29, 2013 by Cassie*

**question?**

can anyone help me with a physics question?
*September 15, 2011 by austin*

**english literature**

What is the best way to structure and answer an essay with a question that has more than one question in a question
*March 15, 2009 by karla*

**Question**

I need help understanding this question. It's for my project that I'm doing about careers. What are the employment possibilities in this field? I don't understand this question. Help is appreciated.
*November 29, 2008 by Larry*

**try**

I guess my question that I posted does not come up I would like to answer your question, but I am unaware of your previous post. Please repost with the question. Thanks for asking.
*June 20, 2005 by Jawad*

**PHYSICS**

HOW DO U COMPUTE g USING THE EQUATION g=GM/r^2 WHEN GIVEN THE QUESTION IN THIS FORM: "COMPUTE g AT A HEIGHT OF 4 RE ABOVE THE SURFACE OF EARTH" -basically how can i find the answer to a question given in this form
*January 11, 2011 by Sarma*

**question**

Quick question, If I post a question on here would you be able to delete it?
*April 15, 2014 by Angie*

**AVID**

this is about cornell note taking...i'm done taking notes but i'm having trouble with the summary and the question area...i don't know what to ask ....for the question part...so can u help? The question area...put in a question that you think the teacher might ask based on ...
*September 7, 2006 by Tally*

**Social studies?**

Please ignore my previous post. I prematurely hit the enter key. I've been watching this board all day, waiting for someone to answer my physics question (no one has yet. sigh.) I just have to say Ms. Sue is my hero. She consistently answers almost every student's questions, ...
*August 15, 2007 by Anastasia Beaverhausen*

**physics**

hi i have a physics question i dont understand here is the question A sample of blood is placed in a centrifuge of radius 15 cm. the mass of the corpuscle is 3.0*10^-16 kg, and the magnitude of the force required to make it settle out of the plasma is 4.0X10^-11 N. At how many...
*January 2, 2007 by becky*

**physics**

thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I take AP Calculus while ...
*August 9, 2009 by physics*

**Physics**

It's called Mike's Online Biology: MOB University. Click physics Tutoring tab -> chapter 9 -> scroll down to question #13 with video below it. I used it as a guide.
*March 30, 2014 by Renee (FOR DAMON)*

**physics**

hi thank you for your help: i have a question that deals with finding the direction and magnitude of the net magnetic force on a loop that is next to a wire (the loop is in the wire's magnetic field) how do i set up a question like this? do i have to integrate since the far ...
*April 4, 2011 by kiksy*

**Physics**

1. Question: Consider two planets with uniform mass distributions. The mass density and the radius of planet 1 are p1 and R1, respectively, and those of planet 2 are p2 and R2. What is the ratio of their masses? Ans: M1/M2 = (p1/p2)(R1/R2)^3...I got this answer correct. I need...
*August 28, 2011 by Neha*

**Physics-Newton's Law**

Hi-I have a question-we're studying Newton's Laws and my question is: If I have a constant, non-zero force, how does the accleration change as the mass is changed. I think it changes proportionally-yes, or no but I'm not sure why except to say that's the law
*October 10, 2010 by Juliette*

**Adv. Math**

Find the interest to the nearest cent Question #1 Amount: $5432 Annual Interest Rate: 6.2% Time: 3 years Question #2 $4500 at 5.5% for 4 1/2 years Question #3 $3680 at 6.75% for 2 1/4 years Question #4 5.5% for 1 3/4 years on $2543 I'm sorry for so many but I just don't ...
*April 7, 2008 by Kenya*

**physics**

Why does a narrow strip of paper, attatched to a vent that is blowing air at a steady rate, wave and flap? I havn't taken physics yet but I would like to know the answer this question.
*April 9, 2009 by Riley*

**Multiple Choice**

Physics 2. Which of the following is equivalent to one ampere? (Points : 1) 10 s/10 C 10 C/10 m 1.5 C/1.5 s 15 C/10 s Question 3.3. A stream of moving charges results in a current of 5.6 A. How long does 116 C of charge take to flow past a fixed point? (Points : 1) 2.0 s 5.6 s...
*May 8, 2014 by Steven*

**Physics**

0.75 mol of argon gas is admitted to an evacuated 40 cm^{3} container at 40 C. The gas then undergoes an isochoric heating to a temperature of 500 C. Before I forgot to write the question...so the question is What is the final pressure of the gas? * physics - drwls, Friday, ...
*December 12, 2009 by Ana*

**Literature**

Hi, I just have a question about a confusing question to me in a poem that I have to answer... The poem is Annabel Lee. Here's the question they are asking: What was the effect of the repeated rhymes? I can't find an answer to the question?
*May 16, 2008 by Lily*

**Physics**

Someone posted the question below, stating that they knew the answer to part A but needed help with part B. Well even with the answer for A, I can't figure it out! Can you take a step back from the question below to show me the steps for solving part A? I've been working on ...
*October 14, 2008 by Anna*

**english**

I'm having trouble understanding how to answer this question about a reading I did, the question is "could Joe have anticipated John's approach?" could anyone possibly help me understand what this question means better.....thanks
*February 19, 2009 by tina*

**Science - - Second Try**

I'll repost the question I posted about thirty five minutes ago. It's still unanswered. Hello. (= I can't find the answer to this question: What are the five major classes of Chordates? The following question is: Using the list made in the previous question, number the ...
*January 12, 2008 by Eve*

**Physics. Easy question? Please help**

What is the (a) maximum and (b) minimum total resistance value that can be obtained using three resistors whose values are 2.0 ohms, 4.0ohms and 6.0 ohms? The resistors can be used individually, in pairs, or all three at once. Is this a trick question? Is the answer 12 and 2?
*November 25, 2012 by samantha*

**maths(please help me fast)**

Question 1 In order to buy a Christmas present for his girlfriend, James takes a loan of R500,00 from an organization advertising in a local newspaper. The name of the organization is called “Sharks that Bite”. This organization charges 15% interest per month and so James has ...
*June 13, 2014 by lesedi*

**Physics- spring constant **

Astronauts are in space so there is no gravity, but they wish to weight themselves. The spring constant is 265 N/m. The question shows a graph; the y is the position in meters while the x is the seconds. I do not wish for an answer, but the way in which i'm supposed to tackle ...
*November 11, 2014 by Chris*

**Physics**

Hi, I have a question for physics An object with mass m = 20 kg is released from a height h = 60 m above the ground. After 2 seconds, the object's quantity of energy Thanks for your help mvh Oddbjørn
*December 1, 2010 by Oddbjørn*

**physics**

I am a bit of an overachiever, and I've developed a habit of reviewing subjects during the summer before I take them in the new year. I was just looking through the posts on this site for review, when a certain physics question caught my attention. It was posted by "bobby on ...
*August 15, 2007 by Emily*

**calculus**

this question is a multiple choice question, however i dont know how to start or finish it. The solution set of |3x+2|<1 contains... i need help trying to figure out how to solve for x. other then that i believe i could answer the question.
*February 25, 2010 by Selly*

**Geometry Question number 4**

If I have BC = 2x + 1, CD = 3x - 4 and BD = 22,how do I find the value of x? Do you have a triangle? What kind of triangle is it? Your question is incomplete. Or is this part of a question? It looks like a question I have seen before where the first part asks for coordinates ...
*July 25, 2007 by Jim*

**Physics**

A plane is headed due west with an air speed of 221 m/s. The wind blows south at 37.5 m/s. Find the velocity of the plane relative to the earth. The question asks for the magnitude which I found is 224 m/s. The question also asks for the direction_____south of west. Can ...
*February 2, 2011 by Lindsey*

**physics**

Two wires run from the top of a pole 2.6 tall that supports a volleyball net. The two wires are anchored to the ground 2.0 apart, and each is 2.0 from the pole. The tension in each wire is 100. I do not understand how to setup work. if could show I would get better ...
*March 17, 2013 by rob*

**Social Studies -- Merisa**

I've reposted your question because it was posted as an answer to another question. Next time, please click Post a New Question when you want to ask a question. Your question: Was the U.S right to become an imperialist country and was it right to take over Hawaii.(5 paragraphs...
*March 7, 2007 by Ms. Sue*

**Physics**

A general question: if a train goes north at x m/s with a weight of xxxx, and another train goes west at x m/s with a weight of xxxx, they collide and couple together, what direction will they be gonig and at what velocity. how would you solve this question? thanks.
*March 19, 2008 by Tri*

**chemistry**

My professor never teach us this kind of question before. I don't know why she put this question as a homework since she doesn't teach us this yet. I need help with one question. I don't know where to start. So don't you mind if you can help me please. Here a question: ...
*June 16, 2012 by Laura*

**physics mc question!!!!HELP **

Question # 1 : It a particle increases its speed by a factor of 2, what happens to the kinetic energy? a)doubles b)cuts in half c)increases by a factor of 4 d)depends on whether or not work is done on the particle Question # 2: An object falling near the surface of the Earth a...
*May 22, 2012 by lilly*

**Physics**

I have to write questions for our California Standards for Physics, like we're making our own 50-question test. Standard 1a: Students know how to solve problems that involve constant speed and average speed. Two questions: do you think this standard needs two questions, or one...
*April 15, 2008 by Emily*

**Physics**

My question had 2 parts: a) A 2.0 kg object oscillates with simple harmonic motion on a spring of force constant 580.0 N/m. The maximum speed is 1.0 m/s. What is the total energy of the object and the spring? Answer: 1.0 J b) What is the maximum amplitude of the oscillation? ...
*April 30, 2008 by Lindsay*

**Another question about Napolean**

Thank you for that website Ms Sue, it gave me good information which greatly assisted me in answering my question. However, I have another question that I cannot seem to get an answer to: How did Napoleon undermine the liberty of the French people?
*February 2, 2009 by thea*

**reading**

In the story of" Milkweed by Jerry spenilli" There is a question I did not understand Question is. How does Misha's observation reveal his state of mind? Why didn't he simply say,"the knots in the barbed wire were shiny"? Can anyone help me answer this question please?
*April 26, 2009 by john*

**Physics**

Physics question on identify the reaction? I am having trouble with the question a, b, and c in this physics problem: One or more external forces are exerted on each object enclosed in a dashed box shown in the figure below. Identify the reaction to each of these forces. (...
*February 27, 2011 by Lin*

**physics- please help**

Question #1 A 0.140kg- baseball traveling 30.0m/s strikes the catcher's mitt, which, in bringing the ball to rest, recoils backward 14.0cm . What was the magnitude of the average force applied by the ball on the glove? question #2 How much tension must a rope withstand if it ...
*April 29, 2012 by emma*

**PHYSICS....PLEASE HELP**

Which of the following systems have high entropy? Which systems have low entropy? a. papers scattered randomly across a desk b. a freshly opened pack of cards c. a cultivated field of cabbages d. a room after a party Whomever designed this question doe not understand the ...
*February 14, 2007 by anonymous*

**Physics**

Two wires run from the top of a pole 2.6m tall that supports a volleyball net. The two wires are anchored to the ground 2.0m apart, and each is 2.0m from the pole. The tension in each wire is 100N. here are the dimensions. I do not understand how to setup work. if could show I...
*March 17, 2013 by rob*

**prealgbra**

solve by simulating the problem.you have a 5 -question multiple -choice test. each question has four chices. you dont know any of the answers. what is the experimental probility that you will guess exactly three out of five question correctly?
*June 28, 2012 by sandr*

**math**

ben has finished homewok during holiday.he does 2/3 of remaining question each days. after 4 days, 4 question are left .how many question he all together to do ?
*November 27, 2011 by peter*

**college algebra**

question 1: build the fraction x+5/x+3 to an equivalent fraction whoes denominator is x^2 question 2: simplify (x^2+6x+9)(3-x)/(x-3)(2x+6) question 3. find the product in simplest from x^3-9x/x^5+27x^2 * x^2-3x+9/x^2+3x
*September 2, 2014 by ashley*

**Math**

I need help with these three math question. 1st question. What is the additive inverse of 5 on the 12-hour clock? 2nd question. What is the equivalent number on the 12-hour clock. -22 the choices for this question is, 5 or 2 or 3 or 1. 3rd question. I need to find the additive...
*February 5, 2011 by Kimberly*

**For Dr.Bob222**

I posted a question under First Amendment, would you look at the question and give your opinion? I'm not finding it Carrie. I Posted the question under first amendment question I will pass since government is not my field.
*January 25, 2007 by Carrie*

**Physics**

I am having a problem answering a physics question: A plane is heading due south and climbing at the rate of 60 km/hr. If its airspeed is 540 km/hr and there is a wind blowing 110 km/hr to the northwest, what is the ground speed of the plane?
*March 17, 2013 by Patrick*

**Physics question **

Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000 N acting on its torso when it hit the ground. Question 1 Assuming the torso has a mass of 3800 kg , find the magnitude of the torso's upward ...
*September 23, 2009 by Mia*

**General Question**

How might a potential employer evaluate your writing if you did not use proper verb tenses? Why? General question, I ned others perspective on to help answer this question. thanks
*November 1, 2010 by BC*

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