# physics( i have no idea how to go about gettign th

163,123 results, page 47

### History

Did Beatrix Potter have children? How many children did she have? She gave what she had to the National Thrust. I mean the author of the tale of Peter Rabbit. And were can I find the movie Miss Potter about Beatrix Potter?

### Dog

My dog just got out of a surgery where they went into his back and took out something that rushured. He's home now but he keeps on yiping unless I carry him around. He is on pain medication and the vet says that he not yiping because of pain. I have no clue what to do! What ...

### Math

How do I transform this into simple radical form... I have no idea how to do this could you please tell me the logic behind how you do this and step by step thanks (5^(1/2)-3^(1/2))^2 thanks again Also can you tell me how to transform this one into radical form also 18^(1/2)-3...

### chemistry

I have no idea how to begin solving these problems... Calculate the normality of a 1.0 molal solution of each of the following acids: a. HCl b. H2SO4 c. H3PO4 Calculate the molality of a 1.0 normal solution of each of the following acids: a. HCl b. H2SO4 c. H3PO4

### Writing

Which word creates a transition that would introduce a summary or conclusion? (4 points) In addition Altogether Admittedly Initially *I think D but I am not sure, maybe B. Which word creates a transition that establishes chronological order? (4 points) Basically Similarly ...

### Algebra (please help!)

The seats in a theater are arranged in parallel rows that form a rectangular region. The number of seats in each row of the theater is 16 fewer than the number of rows. How many seats are in each row of a 1161-seat theater? I have no idea how to solve this problem. Please help...

### physics please help

An astronaut stands at a position on the Moon such that Earth is directly overhead and releases a Moon rock that was in her hand. (c) What is the gravitational force exerted by the Earth on the same 2.7-kg rock resting on the surface of the Moon? answer in mN I keep ...

### English

I have to write a research proposal for english! Here is what's written: Review your final research proposal draft one last time. Make sure that your topic focuses on some cultural aspect of one of the countries (Turkey, Armenia, Iraq, India, or Sri Lanka). Make sure that you ...

### Spanish Help?? (URGENT)

Alright for an Spanish assignment I must make skit that talks about family. And I need to roleplay this skit infront of the class. The problem is that in the skit I must teach the class about family members ands their relationship. I need to do this in a group of 5. Does ...

### physics

Which of the following statements is not true about resonance? Choose one answer. a. It is easy to get an object to vibrate at its resonant frequencies but difficult to get it vibrate at other frequencies. b. A simple pendulum has many resonant frequencies called harmonics. c...

### Chemistry

When 442 mg of NO2 is confined to a 150. mL reaction vessel and heated to 300°C, it decomposes by a second-order process. In the rate law for the decomposition of NO2, k = 0.54 1/(M·s). A) what is the initial reaction rate? B) what is the reaction rate if the mass of NO2 ...

### english

i need help checking this paper can you please give me feedback Literary Analysis of Song of Becoming. Song of Becoming by Fadwa Tuqan is talking about growing up. Becoming legends. It’s about what happens after growing up. It starts off with “…they are only boys who ...

### Physics

A gram of living plant material with Carbon-14 , decays at a rate of about 16 disintegrations per minute. When the plant dies, the Carbon-14 decays, with a half-life of 5600 years. A gram of the dead plant is found to decay at about 1 disintegration per minute. Calculate the ...

### English

1. I have read the book the Secret. 2. I have read the book the Secret before. 3. I have read the book the Secret and know the content about it. (What is the meaning of #1? Does #1 mean #2 or #3?)

### Chemistry

I need to work out the density of the gaseous oxide of arsenic at STP in g L-1 I realise density = mass/volume but my answer works out very high!! I have already worked out the volume to be 52cm^3 (Cubed). the mass to start with was 0.702g and at the end of the reaction was 0....

### Physics

Rutherford, Geiger, and Marsden (his students) fired a beam of alpha particles at a gold foil. The alpha particles had an energy of about 3.6 million electron volts, a charge of +2e, and a mass of about four AMU (one Atomic Mass Unit is 1.66 x 10-27 kg. Gold has atomic number ...

### math

An airplane is flying from Montreal to Vancouver. The wind is blowing from the west at 60km/hour. The airplane flies at an airspeed of 750km/h and must stay on a heading of 65 degrees west of north. A) what heading should the pilot take to compensate for the wind? B) what is ...

### Math

Shantle and Kwamie are planning to buy their first home. Although they are excited about the prospect of being homeowners, they are also a little frightened. A mortgage payment for the next 30 years sounds like a huge commitment. They visited a few developments and scanned the...

### English

1. He cannot have told a lie. 2. It is impossible that he told a lie. (#1 mean #2. Right?) 3. He could not have told a lie. (What about #3? What is the difference between #1 and #3? What is the meaning of #3?)

### English

Mr Carter says we can't tell people about the steps in the sand. He says they're very important. ---------------------------- Does #1 as in the passage above mean #2, #3, or #4?? 1. We can't tell people about the steps. 2. We are not able to tell people about the steps. 3. We ...

### Writing/ New York Times

i just read in the Editorial Section of the New York Times about Uinted States Losing the Good War.. You know where i can find more information on this? Every where i look its the same exact article. Where is it written not the same way but talking about the same thing? go to ...

### Physics

Which of the following desceriptions about ideal gas is/are correct? 1)An ideal gas obeys Boyle's law only under high temp and low pressure 2)the molecules of an ideal gas have no size 3)the internal energy of an ideal gas consists of kinetic energy only A.1)only B.3)only C.1...

### physics

Here's a physics problem. I don't care about the answer, i just want to know how to do it. don't have to be too detailed.. but i don't really kno how to start this 1.) A model rocket blasts off from the ground rising straight upward with a constant acceleration that has a ...

### stats

This week we practice with Binomial Distribution. You can use Appendix Table E or Excel Function Binomdist. About 30% of adults in United States have college degree. (probability that person has college degree is p = 0.30). If N adults are randomly selected, find probabilities...

### Physics

I am doing this exercise for physics class where I have to place a penny on a ruler and balance it. And I don't understand what is the use of knowing the center mass of an object when making a calculation?

### Geometry

We're learning about classifying triangles with Side-Angle-Side, Angle-Side-Angle, etc. I'm kind of confused-- I have the definitions, but when I am shown a picture, I have trouble figuring out which it is. Could you please explain it or provide a link with a thorough ...

### science

I have a science project about extreme habitat comparison.I have to choose two similar organisms that live in the same extreme habitat and compare them to find out how they are designed to survive.Can someone give me a good place to start my research?

### Introduction to College Planning

I have to survey several people about what they would do if their roommate falls ill. Do colleges have extra dorms you can go to if you want to avoid the sickness? If your roommate is sick, can he/she be sent off to an sick wing of shorts to spend the night so you don't get it...

### Chemistry

Hi. Is PO4(3-) polar or non-polar? Why or why not? Thanks! Look up the electronegativity of P and O. I think I remember that O is about 3.5 and P is about 2.1; therefore, each P-O bond is somewhat polar. Thus, the ion will be polar unless the Lewis structure (electron dot ...

### English

For an essay for my honors English class, I am comparing the character of Roger Chillingworth to a knife. While I do have some ideas to write about, do you guys have any tips on ideas I could use? More importantly, to those who have read the book, what type of knife do you ...

### physics

Two spherical objects are separated by a distance of 2.41 x 10-3 m. The objects are initially electrically neutral and are very small compared to the distance between them. Each object acquires the same negative charge due to the addition of electrons. As a result, each object...

### Guru Blue

Hi Guru, Getting through this thing a bit better now. My problem right now is I have spent a couple of hours searching for a site that can give me more information on the different catagories of begginer learners. Any links you may know of that can help please. I need to write...

### Accounting

I have to write a paper for accounting and I have to write about how it affect my responsibility and how it will affect my future. I need to know how to get started on this.

### English

1. I have lived in New York for 12 years. 2. I have been living in New York for 12 years. ---------------- #1 is grammatical? What about #2?

### Math

Of the 597 students at Duzine Elementary School, 19% have a computer at home. About how many students have a computer at home?

### Economy Essay Outline/Structure Help

I'm writing a synthesis paper about why we should utilize middle-out economics (basically economics that focus on the middle class) I'm very new to the topic so I don't want to spread myself too thin or dive into something I don't know too much about. I'm planning on doing ...

### Chemistry

Vitamin K is involved in normal blood clotting. When 1.05 g of vitamin K is dissolved in 25.0 g of camphor, the freezing point of the solution is lowered by 3.53 °C. The freezing point and Kf constant for camphor can be found here. Calculate the molar mass of vitamin K. I ...

### algebra 2

The yearly Egyptian production of oil O(t) in millions of barrels, t years after 2000 can be approximated by, O(t)=-40.4t +2159 Using inequality, determine the years for which the production will drop below 1750 million barrels. This is what I have and know I have set it up ...

### Algebra 2

The yearly Egyptian production of oil O(t) in millions of barrels, t years after 2000 can be approximated by, O(t)=-40.5t +2159 Using inequality, determine the years for which the production will drop below 1750 million barrels. This is what I have and know I have set it up ...

### Chemistry

A laboratory stockroom has a stock solution of 90%(m/v) sulfuric acid,H2SO4(aq). If a technician dilutes 50ml of the stock solution to a final volume of 300ml, what will be the new mass/volume percent concentration?(HINT: the dilution formula can be used for concentration ...

### Calculus

The following table shows the percentage of the U.S. Discretionary Budget allocated to education in 2003, 2005, and 2009 (t=0 represents 2000) Year t 3 5 9 Percentage p(t) 6.8 7 6.2 (a) Compute and interpret the average rate of change of P(t) (b) Over the period 2003-2009 (...

### Calc

The figure shows the graph of f(x)=xe^x, x greater than or equal to 0. figure: f(x) curve is drawn and under the max. point/ concave down curve there is an inscribed rectangle. with width from a(left) to b(right) and height up to a certain point of f(x). Let a > 0 and b >...

### Math

HELP! i have no idea how to do this! A rabbit population satisfies the logistic equation dy/dx=2x10^7y(10^6-y), where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by myxamatosis. If the myxamatosis then has no further ...

### Chemistry

Hi! I really really need help in this question: what observation is expected when: 1. an acid (nitric acid, HNO3) is added to a solution containing carbonate or bicarbonate ions? 2. silver ion is added to a solution containing chloride (or bromide or iodide) ions? Please help ...

### astronomy

Why is there a argument about Pluto the planet. There's an argument about Pluto the planet because some people say that Pluto should not be part of our solar system and not be considered a planet due to it's size but other people think it should remain a planet. There have ...

### Education

Hello, I have to make a flyer for my early childhood education program, to promote healthy pregnancies. Does anyone know how to go about making a flyer? I need a catchy title. I know what to put in the flyer just need a good title and how to make the flyer. Thanks Hi Clark, ...

### Language Plz correct me

Grandma sands says it's quiet down where they are, but we think it's time Byron got an idea of the kind of place the world can be, and be maybe spending some time down south will help open his eyes. What can the reader most likely conclude about dad,s point of view? A. He is ...

### history

I need 4 causes of Taft's problems in office. I have tariffs and coservation but I need 2 more. The Antitrust suits that Taft supported brought about the antagonism of big business reformers. On an international level, he had problems when US support went to Panama and against...

### social studies

Tim is extremely anxious about a merger his company has in the works with a larger corporation. Over the next few weeks, he becomes more high-strung and demanding at work. His secretary and other subordinates grow anxious, although they know nothing about the possible merger. ...

### Calculus

Please.... I need your help! I posted this question yesterday and no one has answered it yet. Can anyone help me please? My question was: The Taylor series about x=5 for a certain function f converges to f(x) for all x in the interval of convergence. The nth derivative of f at...

### Math

Which statement is true about all prisms? A. Prisms have a pair of opposite faces B. The faces of a prism are congruent C. Prims have the same number of verticrs as edges D. The base of a prism is larger then the other faces.

### religion

would anyone know an excellent school website or organization that i can send questions to and that they will reply. such as for religions (on hinduism) Why would you want that? Surely you don't want someone to do your homework for you. Now a note about your name: You always ...

### English

You corrected this sentence: Don't talk about me as ancient: Don't talk about me as if I'm ancient. Can you explain me the difference between "ancient" and "old"? Ancient, I believe, is no longer used or does it have a negative connotation? If you want to express this: Don't ...

### social studies homework

4. Which is an example of a purpose of the American Recovery and Reinvestment Act? a. reestablishing international trade relations b.lowering interest rates on home mortgages c. creating jobs with projects to improve roads and airports d. reducing corporate tax rates for many ...

### physics - please help

Assume the earth is a uniform sphere and that its path around the sun is curcular. Calculate the kinetic energy that the earth has because of its rotation about its own axis. For comparison, the total energy used in the US in one year is about 9.33 x 10^9 J b) Calculate the ...

### english

In the sentence Rosie sang in the play about the Statue of Liberty. What would be the prepostional phrases. I need this before tomorrow and 8 o'clock tonight. Thank you for using the Jiskha Homework Help Forum. When in doubt as to a part of speech, any dictionary will tell you...

### history

OK, this is more of a personal thing. Needed to interview some people on some American events, don't really know anyone old enough to answer. President Kennedy's Assassination (Nov. 22, 1963) What do you remember about that day? Where were you? How did you hear about the event...

### CJS/230

Will someone please help me find a webite to answer the following questions? What are community corrections? How do community corrections affect the society in which they are practiced? What hypothesis can you make about community corrections and their overall effectiveness ...

### CJS/230

Will someone please help me find a webite to answer the following questions? What are community corrections? How do community corrections affect the society in which they are practiced? What hypothesis can you make about community corrections and their overall effectiveness ...

### Short response

Deadline tonight, please help!!! Thanks! =) Write about your academic interests and the personal or academic experiences that have led to or nurtured those interests. What did you enjoy learning about in high school, either through your classes, extracurricular or leisure ...

### Math

two functions are defined as follows: f(x)=3/x+1 and g(x)=x-6 a) Write the equations of the vertical and horizonal asymptotes of f. b) Determine the coordinates of the points where f(x) = g(x) Thank you so much for huge help Is ti correct please? answer for a) vertical asympt...

### Civics @ Ms. Sue

Which of the following businesses would prefer a strong U.S. dollar to a weak one? a U.S. company that exports cars to Mexico a French company that imports clothing from the United States a U.S. company that imports bananas from Costa Rica an Indian company that imports ...

### Social Studies

social studies - Ms. Sue, Sunday, August 23, 2009 at 9:54pm That's how I understand this question. Your daughter needs to briefly describe the business. Then she needs to describe how each of these resources is used. Okay...I am getting this but I still do not understand the ...

### Math for Ms. Sue please!

1. Name the solid with the description as a figure that has one base that is a rectangle and four lateral surfaces that are triangles. (1 point) triangular pyramid cone rectangular prism rectangular pyramid 2. A solid with two parallel and congruent bases cannot be which of ...

### Math

I have the following chart that I am supposed to find the percent increase in one step, not using a two step method. 10.5 12.5 14.9 17.7 21.1 25.1 When I do this (and round) I get about 19% increase for each one. (we are supposed to round. Then I have another chart that we are...

### physics

1. It has been suggested that rotating cylinders about 11 mi long and 5.2 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration on Earth? 2. If ...

### Sta 112

This is my question every one . Please help me have it already I had 6 as my answer. In a class of 50 student 28,22,20 of them offer physics,chemistry and biology respectively also 4 of them offer physics and chemistry but not biology,3 offer physics and biology but not ...

### English

I need help!! I have to do a research paper on "teenage Marijuana use and its effect on juvenile delinquency" and I can't find anything on it at all...I have to have reliable sources, not websites but things such as journals, google scholar, or government websites Thanks a ...

### math, bobpursly

I don't know what the -4)colors means. Models*exterior colors*upholsterytypes*numberinteriour colors. Multiply them out. what do i have to do to solve for this one i have no idea i was low on the first try... An uto mobile manufacturerr produces 7 models, each available in 6 ...

### college physics

Explain each of the following questions. ( a) Can an object– Earth system have kinetic energy and not gravitational potential energy? ( b) Can it have gravitational potential energy and not kinetic energy? ( c) Can it have both types of energy at the same moment? ( d) Can it...

### Math

You have an unknown function that is monotone increasing for 1 < x < 5 and have the following information about the function values. With the clear understanding that there is no way to get an exact integral, how would you try and approximate the area under the curve? 1 ...

### historical riddle

This one was offered as an extra credit opportunity and some bonus points could not hurt my current situation. "How could Charles M. Andrews have lived his entire life without crossing the street"? The only hint that I have is something about a simpler age. Is this some kind ...

### English

I'm having a little bit of trouble with Adventures of Huckleberry Finn I don't believe you have to know the story to help me answer this question. This is from chapter 18 and is like one of the first lines. "He was well born, as the saying is, and that's worth as much in a man...

### British Literature

My class is reading from the Canterbury Tales from the prologue. I have to read the Manciple part. Our teacher wants us to write a paragraph about our character. I'm not sure what she's askiing for. I guess I have to research the manciples appearance, personality, and his ...

### Civics

Use what you know about the case of Gideon v. Wainwright to determine which of the following phrases is etched on Gideon's gravestone. Each era finds an improvement in law for the benefit of mankind. Poverty is its own protection against abuses of government. The question is ...

### Math(Please help)

Related Rates: Gas is escaping from a spherical balloon at the rate of 2ft^3/min. How fast is the surface area shrinking (ds/dt) when the radius is 12ft? (A sphere of radius r has volume v=4/3 pi r^3 and surface area S=4pi r^2.) Remember that ds/dt = ds/dr X dr/dt Step 1: Find...

### English

Jane doesn't look well. I am worried about her. 1. - I know. I am about to take her to the doctor. 2. - I know. I was about to take her to the doctor. (In this dialogue, which one should we use, 'am' or 'was'?

### francais

Please can you check my work so far. we have to fill in the gaps. my answers are in '..'. i have no idea what is supposed to go in the gaps my teacher says some answers would be better than others please could you help. Je ne mange jamais 'le porc' parce que c'est défendu aux...

### Math - Inequalities

Please help with the following: What is an open dot, and what is a closed dot? Also, when are they used in inequalities? I am not really sure about what they are. The lesson has not taught me anything about open dots and closed dots. I have also looked them up, but I got ...

### Probability

Reformatted so that it's easier to read. I have a Statistics project due tomorrow on Combinatorics. Admittedly, while my math skills aren't too bad (I get 99th percentile on standardized tests and such), it has been a while since I last took a math class after a 2-year lapse ...

### physics

A few years ago, a movie came out about a soldier, John Carter, who was transported to Mars and could perform amazing feats of strength and jumping due to the lower Martian gravity. The surface gravity of Mars is 0.38 times that of earth. If John could lift 100 kg on earth (...

### PHYSICS

A few years ago, a movie came out about a soldier, John Carter, who was transported to Mars and could perform amazing feats of strength and jumping due to the lower Martian gravity. The surface gravity of Mars is 0.38 times that of earth. If John could lift 100 kg on earth (...

### physics!!!!!!!!!!!!!!!!!

A few years ago, a movie came out about a soldier, John Carter, who was transported to Mars and could perform amazing feats of strength and jumping due to the lower Martian gravity. The surface gravity of Mars is 0.38 times that of earth. If John could lift 100 kg on earth (...

### English

Posted by English on Tuesday, June 21, 2011 at 9:35pm. The dentist's is very busy, so we have to book the visit beforehand. You have to have your decayed tooth pulled out, but we have to wait for about one month? Can you wait? If you feel painful from time to time, let's go to...

### English

I left out the following statements which I really find it difficult to rephrase.Thank you very much! 1) He considers death from two perspectives: one is the stoic attitude to put an end to life and human misfortune, the second is the hesitation about an afterlife. 2) He ...

### English

What do you think is a good website which would help me for the great gatsby and hamlet? My Grade 12 english is about to start and I am a 70% student, I don't know how to improve my marks. We have to write essays, unit test on the book which would require us to know the book ...

### language arts Ms. Sue please

1. Read these two short sentences: There was a blizzard. Nearly 20,000 homes in the metro area lost power. Choose the correct subordinating conjunction to combine them into this sentence: _____ the blizzard, nearly 20,000 homes in the metro area lost power. (1 point) Although ...

### heritage report

I am going to write information about my personal heritage if I write about three different ideas they will be special accomplishments of different family members ,a special family tradition and a traditional recipe. i want the two pages of information to be decorated and look...

### English

I still have a few doubts about these sentences. I really hope you can have a look at them. I like wearing casual clothes and also sports clothes. (corrections: and sports clothes too/ as well as sports clothes) 2) I'm holding/carrying a hiking pole (stick?) im my right hand. ...

### Ethics

I have an assignment to due on Hispanic American Diversity. I have to chose 4 Hispanic groups. I chose Mexican Americans, Puerto Ricans, Dominican's, and Cubans. I have to write a research paper and identify the linguistic, political, social, economic, religious and familial ...

### physics

Assume that the earth is a uniform sphere and that its path around the sun is circular. (a) Calculate the kinetic energy that the earth has because of its rotation about its own axis. For comparison, the total energy used in the United States in one year is about 9.33 109 J. (...

### Physics

Assume that the earth is a uniform sphere and that its path around the sun is circular. a) Calculate the kinetic energy that the earth has because of its rotation about its own axis. For comparison, the total energy used in the United States in one year is about 9.33 109 J. b)...

### Physics!!

An athlete at the gym holds a 5.54kg steel ball in his hand. His arm is 80.4cm long and has a mass of 4.26kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? b).What is the magnitude of the torque ...

### Math

A hardware store keeps 3/4 of each merchandise on the shelves and the rest in the back. On-tenth of the value of the store's merchandise is lumber. Of the remainder, 2/3 is tools and 1/3 consumables.If the tools are worth $6,000 how much is the lumber in the back room worth? ...

### CHEMISTRY: URGENT DRBob222

I thought it was similar so I wrote... x + y = 30cm^3 x + 2y = 61.5cm^3 i.e 2x + 2y =60cm^3 x + 2y = 61.5cm^3 therefore x= -1.5cm^3(volume of methane) and y= {61.5-(-1.5)}/2= 31.5cm^3(volume of ethane) However my teacher said the volume i got for ethane is wrong, because my ...

### HISTORY HELP plsssssssss

Use the following statement from Jean-Jacques Rousseau to answer the question below: "Everything is good as it comes from the hands of the Maker of the world, but degenerates once it gets into the hands of man." —Public Domain Rousseau would have supported the idea that the ...

### pre-calculus

Currently in school we're learning about proving identities and for extra credit I got this problem. cosB= -8/17 in quad II and I have to find sin 7B. I have gotten this far: sin7B= sin(3B+4B) sin3Bcos4B+sin4Bcos3B my problem I can't figure out how to further break it down. ...

### Visual Basic Programming...Very Urgently!!!

Please Can someone help in proving the code about transactiopn program of images. it must have a two diffetrent form that will perform simultaneously which menas that first form will have login password to log in to use the transaction. Please your help is muchly appreciated.

### Physics Really Need Help Please

At time t=0 a grinding wheel has an angular velocity of 26.0 rad/s. It has a constant angular acceleration of 25.0 rad/s^2 until a circuit breaker trips at time t = 2.50 s. From then on, the wheel turns through an angle of 440 rad as it coasts to a stop at constant angular ...