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September 15, 2014

Search: physics ---- really dnt get this at all

Number of results: 89,765

physics ---- really dnt get this at all
Will the photoelectric effect change for different targets
May 2, 2011 by ashley --- HELP PLEASEE!!!

physics ---- really dnt get this at all
Marks: 3 If the velocity of the particle is reduced by a factor of two, by what factor does the de Broglie wavelength change? Choose one answer. a. 2 b. 4 c. 1/2 d.1/4
May 1, 2011 by ashley --- HELP PLEASEE!!!

physics ---- really dnt get this at all
A 5.00 cm tall candle is placed at a distance of 50.0 cm from a double convex lens having a focal length of 15.0 cm. What is the image distance? Choose one answer. a. -21.4 cm b. 21.4 cm c. 65 cm d. 35 cm
April 30, 2011 by ashley --

physics ---- really dnt get this at all
A small electric motor is used to lift a 0.50-kilogram mass at constant speed. If the mass is lifted a vertical distance of 1.5 meters in 5.0 seconds, the average power developed by the motor is
May 8, 2011 by ashley --- HELP PLEASEE!!!

physics ---- really dnt get this at all
The third harmonic of a guitar string has a frequency of 170 Hz. What is the length of the guitar string if the speed of the waves on the string is 125 m/s? Choose one answer. a. 1.103 m b. 2.206 m c. 0.368 m d. 2.040 m
April 30, 2011 by ashley --

physics ---- really dnt get this at all
A total charge of 25 mC passes through a cross-sectional area of a nichrome wire in 10 s. How many electrons pass through the cross-sectional area in 16 s? Choose one answer. a. 2.5 x 1017 electrons b. 2.5 x 1019 electrons c. 2.5 x 1016 electrons d. 2.5 x 1021 electrons
May 31, 2011 by ashley --- HELP PLEASEE!!!

physics ---- really dnt get this at all
if friction is set to zero and on planet Earth. Now, if you attach a mass to the spring from its initial equilibrium position, it vibrates forever in simple harmonic motion. Why doesn't it come to rest after stretching by a distance 'd'; proportional to the weight of the mass...
April 10, 2011 by ashley --- HELP PLEASEE!!!

Physics
is it true or false the monochromatic light has photons of different energies? PLZ DNT 4GET 2 XPLAIN IT
October 10, 2010 by Georgina

math
i dnt know how to do this can u8 help me
October 3, 2012 by nicki

Mrs. SUe
Curiousity; Do you get paid for all for all of this hard work that you do??? BEcuase you are always on helping all students on a ton of subjects.. I really appreciate what you do and you deserve to get paid for all the students you are really helping, without giving them the ...
May 28, 2009 by Sarah

Physics
Is true or false- a lamp functioning at peak voltage (AC) will glow with the same brightness when connected to a battery of the same voltage (DC)? PLZ DNT 4GT 2 XPLAIN DA ANSWER
October 10, 2010 by Georgina

PHYSICS-Help required
My physics questions are not on graphs, this is just a practise quiz I'm doing. All the questions I've done so far were not guessed answers, I did my work on a seperate piece of paper, all I really had to do was divide. The other questions above that I need help on, cause I ...
July 21, 2010 by Anonymous

7th grade math
Hi! What is the formula of the volume and surface area of cylinders? I checked my textbook and it didn't really say. My teacher didn't really explain at all. If somebody could help explain this it would be really great. Please help! Thank you!
September 24, 2011 by saranghae12

Physics
I have a resistor with a voltage across it and and a current through it that satisfy the passive sign convention. the problem wants me to write three different ways in which the power dissapated by the resistor can be calculcated. i know Ohms law v=ir and watts law p=iv but i ...
September 22, 2009 by Bobby

physics
I have a resistor with a voltage across it and and a current through it that satisfy the passive sign convention. the problem wants me to write three different ways in which the power dissapated by the resistor can be calculcated. i know Ohms law v=ir and watts law p=iv but i ...
September 22, 2009 by Tim

US HISTORY THIS IS URGENT
what was the religion(s) of the people of massachusetts when it was first founded? PLEASE DNT GIVE ME A WEBSITE
September 20, 2009 by keke

French
I am doing a presentation on the efficiency of appliances. I am going to be comparing the past and the present and then France and the US. Do you guys know of any good websites that would talk about any of this. All I can really find is different brands of appliances and then ...
April 4, 2012 by rebekah

french
I am doing a presentation on the efficiency of appliances. I am going to be comparing the past and the present and then France and the US. Do you guys know of any good websites that would talk about any of this. All I can really find is different brands of appliances and then...
April 5, 2012 by rebekah

Foreign languages
I left out this short paragraph. Could you please check it? 1) I really hope everthing is Ok with you. My students are really looking forward to starting the email partnership. I would be therefore be extremely grateful to you if you could let me have all the email adresses by...
April 26, 2012 by Mike

Physics
Cn u plz gv explaination 2 d solutions steps by steps briefly?Cz i really dnt understand hw 2 apply d formula wen i revise it nw. Much appreciated. [g=10 m/s^2 ] a fixed wedge whose smooth sloping face is inclined at 30 degree to the horizontal. A particle A, of mass 2 kg, ...
September 29, 2008 by Warm

Physics
What do we call the combinations of all forces that act on an object? I really do not know this!
October 11, 2009 by Jake

MATH
I get really confused with math . I am great with all of the other subjects . In fact I get all B's except for Math , I get 1's !!! I really need help with it . I ask for help but whenever people help me and put it in the most simplest way possible .. I still don't get it . I ...
September 1, 2011 by Kaylyn

math
am having prob..wv zs numb..given that f(x)=x+6/2x,find f(4) and f inverse(x) am not sure abt the answer the frst 1,i get 1.25 and the second oneeee i dnt knw hw to do it
September 16, 2008 by pallaa

us history
what role did native americans play in the French and INdian war? please dnt give me any websites for some reason my computer won't open them up.
September 21, 2009 by kayla

i dnt get it
My tens digit is double my ones digit. Iam less than 70 and greater than 60
October 12, 2010 by rita

Physics
Cn u xplain the solutions steps by steps? Cz i really dnt understand wen i revise it nw. Tnxs u kindly. Two particles A & B are connected by a light inextensible string passing over a smooth pulley P. Particle A, of mass m, lies on a plane inclined at 30degree to the ...
September 29, 2008 by Spirit

Physics
Is this true or false? All objects moving in a circle are accelerated. I really dont uderstand this question.
August 28, 2012 by bobby

Physics
Sorry to double pos, I just really need hlp whit this. You push an air-hockey puck along a surface with negligible friction while riding in a truck as it moves at a constant velocity in Earth's frame of reference. What do you observe? Why? I'm tempted to say that the puck ...
March 1, 2009 by Katja

Calculus
I'm studying infinite series and am really struggling with memorizing all the tests for convergence in my book, there's like 10 of them. I don't think I'm going to be successful in memorizing all of them. I will never be asked in my course to use a specific test to determine ...
August 17, 2011 by Lee

Science 7R
contains all the same kind of cell???? what part of a cell is that or something? AIDS???? parts of a animal or plant cells (im not going to list them all because you guys already know) ???? electron microscope ???? tiisue ???? vaccine ???? virus ??? host cell ???? organ ???? ...
December 14, 2011 by Lauren

To SraMcJin
Sra, I want to thank you for all your help on my English poetry. You really are good at poetry. Thank you very much, I really appreciate it:-)LOL
May 4, 2010 by Sara

COURSE HELP PLEASE ms sue qq
What course should i really take if i want to be a pediatrician ? COURSE HELP PLEASE - Ms. Sue, Friday, January 31, 2014 at 11:47am You should take all of the hardest courses offered, especially in math and sciences. ================ HI what are those ? really all ? not just ...
February 1, 2014 by Joy

explaining the questions
• the contribution of the each individual member; • your recommendation as to how the marks should be distributed among the members. i have to write a paragraph for those 2 and many more...but i just dnt understand what these two are asking...pls help...thanks
July 31, 2010 by thara

Reading
What does this sentence mean? I dnt understand what it is saying As for the Sasanid rule, a well-engrained class system was in place defining from birth whether one would be a priest, warrior, secretary, or commener.
November 5, 2011 by Mike123

math lit ,geography,history,life science,LO
Am in grade 10 and am doing these subjects and I dnt knw what kind of career choice I can choose please guys help me out please
May 8, 2014 by rebaballetswe lebakeng

physics
Hi, my teacher doesn't teach us too well and we have a few packets to hand in for tomorrow that I really don't understand much of. If someone could give me the answers to all of the problems on the first link if you search "the electrical energy converted to thermal energy in ...
May 13, 2012 by David

english
kindly please correct my english grammar if it is correct or mistake. how to use the word all. 1.all girls are beautiful. 2.all of them is really has a kind heart. 3.all peaple is good.
December 20, 2011 by jessie

Algebra II-Please help!!
Please help-I'm really mixed up How do I find the permutations of the first 12 letters taken 3 at a time? I have a ton of these to do and really don't understand them at all-
April 4, 2011 by Anna

Physics
Please help!!! Physics test!? I have a physics test tomorrow on projectile motion, and I don't feel ready for it. I'm having trouble in the class and I need to ace this test. The problem is I get confused when I get a problem. I don't know how to proceed. After I read the ...
October 9, 2012 by Mike

Physics (Final Review)
Ok so tomorrow is my Physics final and I have so much depending on this one test ( all my other grades are 80 and above but this one is a low 70). I have studied for the final but if anyone could supply me with a list of most know formulas for physics I would really appreciate...
December 13, 2010 by Pablo

maths
for tan2x=3 i get should get two values 71.56 and 251.56 but i dnt knw how to solve to get this two values. pls help me with this. thanx in advance.
September 19, 2010 by nick

science
Please Help me!!!!!!!! i dnt have my science book but there is a question that im stuk on pleaz help!!! Explain why we can only see a full moon only at nite.
April 28, 2009 by erika

Chemistry (really need quick help)
Balance the following equations. (Use the lowest possible coefficients. These may be zero.) (a) As(s) + ClO3-(aq) ---> H3AsO3(aq) + HClO(aq) (acidic solution) I am using half-reactions but I dont really get this at all. Can someone explain?
May 5, 2011 by Samantha

social studies
i have another question that i dnt understand. its say::::: explain why german, viking and magyar tribes contributed to the fall of the roman empire... nd the second question is why was feudalism adapted in europe in the middle ages????
September 14, 2011 by katherine

calculus
i really need some help, i really appreciate all yalls help. Consider the function F(x)=2x^2-5x+5/x-2 Domain Vertical,horizontal,or slant asymptotes x-intercept(s) y-itercept(s) symmetry(respect to x, y-axis or orgin) F’ (x) Critical numbers F” (x) Possible points of inflection
December 6, 2009 by marlyn

Discrete Math
Use mathematical induction to prove the truth of each of the following assertions for all n ≥1. n³ + 5n is divisible by 6 I really do not understand this to much. This is what I have so far: n = 1, 1³ - 5(1) = 6, which is divisible by 6 Then I really don't know how to go...
March 21, 2011 by Francesca

Physics
Cn u plz gv explaination 2 d solutions bit by bit in brief? Cz i really dnt understand hw 2 apply d formula 2 solve it when i revise nw.Thnkz. [g=10 m/s^2 ]a particle P of mass m kg on a rough horizontal table. The coefficient of friction between P & the table is 1 /4. The ...
September 29, 2008 by Ling

Physics
Cn u plz gv explaination 2 d solutions steps by steps briefly? Cz i really dnt understand hw 2 apply d formula wen i revise it nw. [g=10 ms^-2 ] Two particles P & Q, of masses 0.2 kg & m kg respectively, are attached to the ends of a light inextensible string. The particle P ...
September 29, 2008 by LingSpirit

College
Does Harvard University have art & creative writing classes cause I want to become a artist & a creative writer (when writing books, short stories, novels, & poems). I'm just asking. I look on the website but it really confusd me. Please also what is REALLY Harvard Uninersity...
September 30, 2011 by Kim

chemistry
I have tried virtually everything, i can't fogure out this problem. I have 2K^+ + SO4^2- + Ca^2+ + 2I^- --> CaSO4(s) + 2K^+ + 2I^-. but it is incorrect and i dnt see how, can u help me? Write balanced complete ionic equation for K2SO4 (aq) + CaI2 (aq)CaSO4 (s) + KI(aq)?
October 4, 2010 by Amy

Math
I need to express the following in equivalent form: m-2/m^2-5m+6 , 2x+6/x^2-6x-27 , a^2+a/a^2+2a+1 , 2w+1/2w^2+2w+1 , 8Z+6Z^2/9z^2-16 I really don't understand how I can do this if the denominator is smaller and I just don't see how I can simplify since I think that's what it'...
September 25, 2008 by Sally

English literarure(a streetcar named desire)
infact my problem is that i dnt know how to start answering this empathy question.Can you please help me??th question is thet; Imagine you are stanley.write your opinion about Blanche (scene 1).please help me.
January 26, 2008 by pallaa

Physics 102
THIS IS A QUESTION IN MY PHYSICS BOOK & I REALLY REALLY NEED HELP. I AM 48YRS OF AGE JUST DECIDED TO GO BACK TO SCHOOL AND HONESTLY KNOW NOTHING ABOUT PHYSICS. Two facts: A freely falling object at Earth’s surface drops vertically 5 m in 1 s. Earth’s curvature “drops” 5 m for...
September 25, 2013 by Miss Angie

7th grade math
i was trying to work out the problem (1.00-x)50/15x. (x=.40g this is the answer) when i work it out i get 50-50x/15x but i dnt understand how this equals .40?? help plse
October 24, 2008 by sara

math
how do u divide fractions? i really need help with this. i need to know all the steps. plese post the steps.i really need them before 9 oclock tonight. please help. thank u very much...
March 25, 2009 by elenny

Math - please elaborate
can someone please further explain my question on? it's just a farther bit down. The subject is "Math - help really needed" I think I almost got the answer, but I'm not sure where to go from there. really appreaite all the help so far as well; thank you. :)
December 2, 2008 by Rani

stoiciometry (chemistry)
calculate the theoretical yield of Cu when 53.2g Cu2S react with oxygen. (balanced equation is CU2S+02>2Cu+S02) Please help me figure this homework out. I just dnt get how to get the theoretical yeild. I want to know to be able to do the rest right. Thanks much!
April 15, 2013 by lila

PHYSICS (PLEASE READ)
I tried all the formulas i know but i cannot answer it I really need your help in this question.. A projectile was launched 64° above the horizontal, attaining a height of 10 m. What is the projectile's initial speed?
November 24, 2011 by kike paul

Ksp/Ka Questions-Chem
I really don't understand how to set this up. Any help is really appreciated! I really don't quite understand how to set up a caluculation to figure out whether a precipitate will form and i'm struggling with the second half too! When 25.75 mL of 0.00826 M lead II nitrate is ...
April 8, 2008 by Sigurd

Math - I really need help, please.
A town has a population of 8400 i 1990. Fifteen years later, it's population grew to 12500. Determine the average annual growth rate of this town's population. I really don't understand this problem. I've been going at it for hours and all I've come to is that the equation ...
November 2, 2008 by Lacey

Physics, error derivation
I need to derive an error equation for Bohr's model to use in my physics lab this week. I am really bad at calculus, so if anyone can help me that would be really great. the equation is (1/lambda)=R[(1/n^2final)-(1/n^2initial)] I've never had to derive anything like this ...
March 8, 2011 by trace

Jishka homework help
ok so this isnt really a homework question but when you make an account on Jishka, not a premium one, but just a regular free one, whats the point? Because all you can do is edit your "profile" which is 3 questions. What really is the purpose of it?
October 28, 2008 by mysterychicken

english
In the springtime ,the mosquitoes.really annoy,really aggreate, really irritate
January 30, 2012 by Marline

physics, error calculation repost
I need to derive an error equation for Bohr's model to use in my physics lab this week. I am really bad at calculus, so if anyone can help me that would be really great. the equation is (1/lambda)=R[(1/n^2final)-(1/n^2initial)] I've never had to derive anything like this ...
March 8, 2011 by Trace

U.S History
Forming the united States, what were the two plans that arose at the Convention and who were the people responsible for each plan? Just a minute! Have you asked us all your questions? What have YOU done to find the answers? We HELP but we don't DO the work for you! Yes. I'm ...
January 22, 2007 by COOL

U.S.History
how did the issue of Gold, Glory, and God influence the economic gain adn glory for all individuals involved.[involved in the colonizing activities of Spain and England] i really, really need help with this..i have been trying to find the answer for this for a few days. thanks...
January 28, 2009 by y912f

Taking Time to Thank
I want to thank all the homework helpers who have helped me in the past. Ms. Sue Steve Writeacher Jai I really appreciate all of you guyz helping me out, you improved my grades and i thank you because of that :)
October 7, 2013 by Mary Ann

Math
Consider the matrices P = 3 1 1 3 and S = 4 2 2 4 Calculate P^n and S^n for different values of n and describe any patterns you observe. I cannot find any patterns at all. I would really appreciate any help at all. Thanks!
December 16, 2007 by Cassandra

language
i fixed it as you said, what do you think about my tercet now? The Wild Dog I saw a dog Who walked in the fog He couldn’t see and got stuck in a log. He jumps up high And pretends he can fly Like a super hero in the sky. He’s really really fat He sits on a mat All day, chewing...
April 15, 2009 by john

Algebra 2 Could use help asap
I really am trying to work these problems out on my own. Please help If f(x)=3x^2 g(x)= 1/6+x find the following and give the domain (f+g) (x) (3x^2) + (1/6+x) x is all real numbers and x is not equal to 6 (f-g) (x) (3x^2) - (1/6+x) 3x^2-x-6 x is all real numbers and x is not ...
February 1, 2011 by Sam

Math
Mathmate, I really appreciate all your help regarding my composite function question below but I'm still in need of your help. I don't understand how the range of x^2-x+1 is R. Isn't this a parabola with a minimum for y? Also, I understand minimum and maximum values of sine ...
September 25, 2010 by Sarah

trig
It's in sigma notation, so I'm not sure how to type it. I'll just use E lol. Find each sum. 6 E (n+1)/(n+2) n=1 Is this a geometric or arithmetic series? That is pretty much all I really need to know. I appreciate all the help you guys give.
June 16, 2009 by matt

Physics
i really dnt understand wen i revise it nw so cn u xplain the solutions 2 me. Thnks.[take g=10 ms^-2] Two particles P & Q, of equal mass m, are attached to the ends of a light inextensible string. The string passes through a small smooth hole at the vertex of a cone fixed with...
September 29, 2008 by LingWarm

geometry
ughh i need help i dnt like proofs we'll here it the instructions write a two column proof the segment addition postulate is useful for this proof also. remember that the transitive && substitution properties are common in proofs this one requires substitution.. given is rs=xy...
September 24, 2009 by samm

Physics
A cannonball is fired horizontally from a 240 -high cliff toward a vertical building 540 away with an initial velocity of 90.0 . When the ball will hit the building? A) 7.00 s B) 6.00 s C) less than 6.00 s D) more than 7.00 s If it's fired horizontally, then all of the ...
September 10, 2006 by JC

Precalculus
Hello, Thanks for all of the help guys. I really appreciate it. I was woudnering if you could show me how to do this step by step and the thought process that goes through your head while you do this. This way I will be able to try to solve some of these problems on my own ...
January 5, 2010 by Kate

Algebra-I really need help, please?
I have to solve sqrt(2x-7) >=5 answers would be x>=16 x>=7/2 7/2<=x<=16 x<=16 I don't get this concept at all and I have 20 of these kinds of problems for homeowrk-can someone direct me how to start or give me an example or just help please? I really need to ...
January 8, 2011 by Sarah

Business Communications
Which of the following would be classified as an informative or possitive message? A. A request for information B. An announcement of a policy that reduces benefits C. A memo for the file recording actions and rationales D. A letter to an employer announcing you have accepted ...
August 14, 2010 by Rain Misoa

Physics
I have to compare and contrast three types of tires, and relate them to physics. I've chosen: <li> Racing tires <li> Winter tires <li> All season tires I've chosen to compare them on: <li> Tire tread pattern <li> Rubber compound <li> ??? As ...
March 1, 2008 by Lucy

HELP PLEASE
I'm really, really, really, sorry but I seriously need help. I can't find a TIMELINE of George Vancouver's special journeys and events. PLEASE HELP ME!!! IT WILL MEAN SO MUCH TO ME!
October 14, 2007 by Lily

fluid mechanics
I have got differential pressure from an inclined manometer to be 2.8kPa and density of the fluid is 784kg/m^3. I need to calculate the manometer datum height. how do i do tht?? i already did it using formula pressure=density*g*h but i want ans to be 0.165 meters which i dnt ...
May 30, 2010 by Nick

fluid mechanics
I have got differential pressure from an inclined manometer to be 2.8kPa and density of the fluid is 784kg/m^3. I need to calculate the manometer datum height. how do i do tht?? i already did it using formula pressure=density*g*h but i want ans to be 0.165 meters which i dnt ...
May 31, 2010 by Nir

fluid mechanics
I have got differential pressure from an inclined manometer to be 2.8kPa and density of the fluid is 784kg/m^3. I need to calculate the manometer datum height. how do i do tht?? i already did it using formula pressure=density*g*h but i want ans to be 0.165 meters which i dnt ...
June 1, 2010 by chika

Physics I for College
a rope that makes an angle of 30 degrees with the horizontal drags a crate along the floor. what must be the tension in the rope if a horizontal force of 40N is needed to drag the crate? please help me. i really didn't understand what my professor told me. he speak so fast. ...
June 23, 2014 by Ian

career aw
Can someone plz get a website all about photography for me I really need it for a project that is due tomorrow that my teacher assigned but i need a little bit more about what their daily tasks are?!?!?!?!?!?!? I REALLY NEED HELP!!!!! PLZ SOMEONE!!! THANXS
September 25, 2007 by Stacy

11th grade physics
my physics teacher asked the class to find a cool physics topic and write a summary and a reflection on it 1page.... any ideas im really stuck
October 5, 2008 by JESSICA!!!!!!!!!!!!!!!!!

CHEMISTRY
PLEASE HELP I REALLY DO NOT UNDERSTAND THIS YOU DONT REALLY HAVE TO ANSWER THE QUESTIONS BUT AT LEAST JSUT A LITTLE HINT THATS ALL PLEASE AND I HAVE A QUIZ ON THIS TOMORROW MY TEACHER REALLY CANNOT TEACH 1) what flaws exsit in Dalton's model of the atom? 2) what flaws exist in...
November 14, 2007 by Anonymous

i really, really, really need help
what coordinate point is the solution to the system? {3x+2y=8 {x-y=1 (2,1) please don't think i just made that up, it's correct. you have to use substitution, when you do solve for x and y, you get: x= y+1 and y=x-1, plug in y for 3x+2y=8 and you get: y=1, then plug in "1" ...
February 22, 2007 by andrea

english
hay i really really need help!!! im doing a poem project and it invloves explainig what does "no time to turn at beautys glance and watch her feet and how they can dance"means pleasee help me i really need help:)
June 15, 2011 by priya

physics
I've got a few communication questions... -Why do images appear sharper underwater when wearing a diving mask? -where would you aim a spear in order to hit a fish if you are viewing it from the air?(i know it's straight down, but why?) please answer.. if not all just one.. ...
June 4, 2009 by Cynthia

english!
I have to compare 2 of my short stories AND write an essay adn the teaacher has given me the topics to work on. 1)the use of symbols to Convery central meaning 2)The use of settings to Convey central meanings i dnt understand what theyre asking. and also what is "to CONVEY ...
July 21, 2010 by thara

Calculus - Integrals
I know I've probably flooded the site or something (Sorry if I have), it's just that these problems aren't similar to anything I've reviewed in class. I've got two more questions, then maybe 1 or 2 more coming. That's all I can see in the future, anyhow. 1) Integral of [2* ...
March 14, 2008 by Sean

college essay
Hi i posted a part of my essay this morning and your comments really helped but i guess i forgot to you the guidelines of the essay. the colleges give three questions to answers and i'm suposed to anwer them all in only 1000 words all together, not each. so even if i wanted ...
November 8, 2006 by Anonymous

calculus
I really appreciate all of your help!
September 19, 2011 by Anonymous

I am really struggling on this problem - geometry
Please help guys if you can, this is a really hard problem I am trying to solve Four circles of unit radius are drawn with centers (1,0),(0,1) ,(-1,0) ,(0,-1) and . A circle with radius 2 is drawn with the origin as its center. What is the area of all points which are ...
December 5, 2012 by Knights

language
i did a tercet poem. can you please tell me if its a good poem please or if there are any mistakes? thanks. The Funny Dog I saw a dog He was walking in the fog So he couldn’t see and got stuck in a log. He can jump up high So he likes to pretend he can fly Up in the big blue ...
April 15, 2009 by john

Physics - I'm really, really lost
A plane tries to head away from an airport at 500km/h[N], but finds that its true velocity is 450km/h[N35degreesE] due to headwinds. What is the velocity of the wind? I'm supposed to be using components, so for N-S I used 500+450sin(55 which got me 868.6 then, for E-W I did ...
February 8, 2009 by Sally

Ice Hockey
what = it is a team sport played on ice who = people from all over the world come to play this sport when = it is played in winter. it was staged at the olympics since 1920 where = it is played in areas that are really cold such as canada, the u.s, etc. why = it is played ...
February 21, 2010 by Anonymous

books Hamlet
I need to identity three siutaions that Hamlet, Laertes and Fortinbras all share. I have one situation that they all share which is where all of their fathers are dead. I need two more, but I don't see any in the book. if anyone knows any helpful sites or two situations, it ...
October 30, 2013 by Danny

Physics
Hi guys, Im a bit stumped on how to solve an online physics homework problem and it's really bothering me. I have no idea how to come up with the angles or even attempt the problem and neither do my friends. We'd all really appreciate it if someone could help us. Many Thanks, ...
November 27, 2008 by Pooja

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