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

163,123 results, page 91

HUMAN ORGANIZATON BEHAVIOR..MS. SUE PLEASE HELP

can u help to have an idea to get the correct answer.for the question below. AUTOCRATIC,CUSTODIAL, SUPPORTIVE AND COLLEGIAL MODEL. What model of organizational behavior would be most appropriate in each of the following situations? (Assume that you must use the kinds of ...

very hard math question please help

The Candle Shop -Annual Inventory of candles. _______-________________________________ Jan 1 Beg Inventory 5,000 units @$0.89 ---------------------------------------- Feb 15 Purchase 10,000 units @ $0.69 ________________________________________ April purchase 2,000 units @ $1....

Physics Question. About cubes Mass

If a solid cube has a density of 9kg/m3 and a volume of 27 cubic meters, what is the mass of the cube? A- 81kg B- 3kg C- 9kg D- 243kg

Physics Question. About cubes Mass

If a solid cube has a density of 9kg/m3 and a volume of 27 cubic meters, what is the mass of the cube? A- 81kg B- 3kg C- 9kg D- 243kg

physics

If each of the three rotor helicopter blades is L = 3.69m long and has a mass of m = 159kg, calculate the moment of inertia of the three rotor blades about the axis of rotation.

Physics

A hollow sphere has a mass of 15 kg, an inner radius of 12 cm and an outer radius of 18 cm. What is the rotational inertia (moment of inertia) of the sphere about an axis passing through its center?

Physics

A hollow sphere has a mass of 15 kg, an inner radius of 12 cm and an outer radius of 18 cm. What is the rotational inertia (moment of inertia) of the sphere about an axis passing through its center?

Physics

a 15000 kg airplane descends a vertical distance of 10.0 km over a horizontal distance of 80.0 km. What is the airplane's loss of potential energy. (I'm confused about the height) Ep=mgh m= 15000 kg g= 9.81 m/s^2 h=??

Math

Callie surveyed 40 students at her school to see how many have dogs and/or cats. She found that 40% of students who have dogs, don't have cats complete the following table. --- 7 ---- who have cats,have dogs, don't have dogs, total. --- 8 ---- don't have cats, have dogs,don't ...

writing sentences and paragraph assignment

I have to write these paragraphs for a writing assignment and just wasn't sure is I was doing it right. Need some advice!! ASSIGNMENT: You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with ...

physics

The terminal velocity of a 4×10−5 {\rm kg} raindrop is about 9 {\rm m/s}. Assuming a drag force F_{\rm{D}} = - bv, Assuming a drag force determine the value of the constant b.

conformity paper

Just to say first im not wanting anyone to write my paper for me. I have to write an english paper about non conformity and conformity. I already have a load of information but Im looking for a little more. directions:observe conformity as it exists in your society. Note how ...

AP English

I have to write a comparative essay and I'm stuck on something. My topic is to discuss symbolism in Ethan Frome by Edith Wharton and The Story of One Hour by Kate Chopin. I have to explain the similarities between the two books by using symbolism. I chosen two symbols from ...

College Chem

How many liters of carbon dioxide at 20 oC and 750 torr are produced when one gallon of toluene is burned? C7H8 + 9O2 ==> 7CO2 + 4H2O 1 gallon toluene = about 3,785 mL density = about 0.867 g/mL mass toluene = 3785 mL x 0.867 g/mL = 3282 grams. moles toluene = grams/molar ...

English

Hi, Can someone help me with my online Psychology assignment? She is a stickler for punctuation and grammar. I have not taken English yet. I need all the help I can get. The following is my assignment and response. For this assignment, I'd like you to think about your study ...

Reference Letter

Hey Im trying to write a Reference letter, and Im kind of having trouble starting off. I have to imagine myself as an adult who knows me as a student.Then I have to create a made up letter of reference for myself based on what I hope someone would honestly be able to write ...

architecture

Consider what you have learned so far about the use of light in medieval, African, and North American buildings and artworks. Select a specific example, fully identified, and address the following in your discussion posting: How was light and height used in the art and ...

English for john browm

Let me give you something on "multiple-choice" items that may help you to guess better. Many teachers prepare multiple-choice tests because they are easy to mark and offer the student the advantage of actually seeing what the correct answer is. There are important strategies ...

MATH

I HAVE LOOKED AT THE CUMULATIVE FEQUENCY TABLE EXAMPLE, AND I AM STILL CONFUSED ABOUT HOW TO MAKE MY OWN TABLE. MY TABLE IS FOR SOCCER LEAGUE SIGN-UPS AT SCHOOL. I HAVE A GIVEN CHART OF WEEK 1, WEEK 2 AND WEEK 3. ON WEEK ONE, THERE WERE 9 SIGN-UPS. ON WEEK 2, THERE WERE 13 ...

Business English - WRiting to build goodwill

Can someone double check my answers? 1. Which way of askin for action carries the highest level of politeness? A. a polite order B. an indirect request c. a question d. an order answer is: c. a question 2. Which of the following statements most effectively applies you-attitude...

Physics

Can someone please help me with the following 2 questions? I wasn't sure if I was grasping the whole idea. **Consider a baseball that is caught and then thrown at the same speed. Which case illustrates the greatest change in momentum, which requires the greatest impulse: the ...

History

When the 23rd Amendment was passed, it gave voting rights to residents of Washington, DC. Why were they excluded from all of the previous amendments that gave voting rights? A. Only politicians were allowed to live in Washington, DC. Previously, people in government were not ...

HCA 240

I need help with week 3 discussion question 1 its due tomorrow. Your cousin Stella, who lives 300 miles away, has smoked nearly a pack a day for about 5 years. Lately, she been complaining about shortness of breath more than usual, but she does not think she needs to see a ...

English

Sonia, a fellow employee and friend, repeatedly shows up late for work. You and others have covered for her in the past, but some people are beginning to resent her tardiness and several have made comments to her about about it. However, she has not responded to peer pressure ...

Statistics

I took a large sample of households in a city, and based on that, estimate the standard deviation of the income for all households in the city is $800. In order to make a desired conclusion about the income for all the households in the city, I want the sample mean for another...

Statistics and Probability

I took a large sample of households in a city, and based on that, estimate the standard deviation of the income for all households in the city is $800. In order to make a desired conclusion about the income for all the households in the city, I want the sample mean for another...

music appreciation

The overture for A Midsummer's Night Dream is a one-movement work ________? a.in sonata form . b. famous for interplay of piano,violin and cello. c.known for massive sound of the orchestra. d. that presents the same musical idea in each strophe of the text. thank you

Art

why was Picasso's "Les Demoiselles d'Avignon" Ignites Furore painting rejected traditionally? I tried finding the reason but I can not seem to get the exact answer. I just need some help if you can find the website which i can study and get the idea. I'd really appreciate it ...

Language Art

Which of the following best expresses the main idea of the selection? a.) Heavy objects can be lifted like feathers... b.)In fact, everything is fun , nothing is hard c.) Being weightless in space is so exciting d.)...they do somersaults and acrobatics without effort

calling miss sue and sarah

I'm on college. this is for English 101. She just distribute our papers and talk to her if anyone has a problem with grade but there are no remarks on paper and i need to catch up on my next class. i revised it now with the mistakes that you point out. about the article. there...

math

i'm working on this question and honestly I have tries but I don't understanding anything about the question, can someone please HELP me? I have been posted this question and hoping for someone can help me please! For the following scenario, develop an equation and a set of 5 ...

Chemistry

Isomers are compounds that have the same number and kinds of atoms but have a different arrangement of the atoms. The enthalpies of atom combination for several pairs of gaseos isomers are given here. For each pair, decide which has the strongest bonds. a. CH3CH2CH2OH -4391....

College Chemistry

The density of a 0.0122 M KMnO4 is 1.037 g/mL. Suppose 26.35 g of 0.0122 M KMnO4 are required to titrate 1.072 g of a household H2O2 solution. a)Calculate the mL of MnO4^- added to reach the endpoint. b)Calculate the moles of MnO4^- added to reach the endpoint. c)Calculate the...

writing

quick question, how do i structure the following. Compare and contrast ferns and agiosperms. A) talk about their reproductive success B)explain how they are dispersed to different habitats intro; background on ferns. Then some stuff about angiosperms being the most diverse ...

Physics

A car moving at some speed hits the brakes and skids to a stop after 11 m on a level road. If the coefficient of friction for the road conditions of wet asphalt is 0.53, what was the car's original speed before braking? I have used multiple modes to find the answer and have ...

Essay proofread Final

Eric Yiadom is a hotheaded volcanic tempered basketball player whose attitude often leads others to malign him. He is tall and slim with dark olive skin and has short red hair as hot as his temper. On the court he lacks good sportsmanship. Deliberately, causing a tantrum by ...

English

1. He bought Jane a present. 2. Jane was bought a present. 3. A present was bought for Jane. According to Longman English grammar (which was published long ago, about 30 years ago.), #1 can be changed into #2. What about at present? Is this rule changed or not? When the verb ...

physics problems

please check my answers. 17. explain how the sport of pole vaulting dramatically changed when flexible fiberglass poles replaced still wodden poles? -the fiberglass poles had more momentum and PE than still wooden poles? 20. does the international space station have ...

Re: Physics - drwls #2

Posted by winterWX on Monday, March 19, 2007 at 11:54pm. A small block of mass m = 4.0 kg can slide along the frictionless loop-the-loop. The block is released from rest at point P, at height h = 23R above the bottom of the loop (R is the radius of the loop). Express your ...

English - Hamlet

This is my outline for an essay I am to write. I spent a lot of time working on it and I'm really stuck at some parts of it. The essay is a compare/contrast one between the play and the film made in 2000. I have trouble with sentences with * on them. Can anyone PLEASE help me ...

Chemistry

Why are the properties of alloys gnerally superior to their constituent components? In most cases, not all, mixing metals forms eutectics (sometimes called eutectic mixtures). These eutectic mixtures are the combination of the elements that form the lowest melting point of the...

Grade 11 Chemistry

Follinwing this procedure: 1. Obtain a burette. Rinse it by pouring water through it. Add 15 ml of the HCl into the burette. Hold the burette horizontal and swirl it to further prepare it for the experiment. Pour this acid down the drain. 2. Place the burette in a clamp. With ...

English

In this excerpt from A Christmas Carol by Charles Dickens, what does Scrooge's reflection reveal about his character?   And now Scrooge looked on more attentively than ever, when the master of the house, having his daughter leaning fondly on him, sat down with her and her ...

English

Posted by rfvv on Tuesday, November 26, 2013 at 6:56am. a statement about what will happen in the future (What is the part of speech of 'what'? Is 'what' an interrogative pronoun or a relative pronoun?) English - Writeacher, Tuesday, November 26, 2013 at 7:58am In this (not a ...

Earth, Space and Science

8. A geologist is studying a section of sedimentary rock layers that have been newly exposed by a landslide. Based on what principle, the geologist would assume that the layers increased in age as they looked at them from top to bottom. A. unitarianism B. Principle of ...

business writing

Background You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one particular ...

College Physics

In designing rotating space stations to provide for artificial-gravity environments, one of the constraints that must be considered is motion sickness. Studies have shown that the negative effects of motion sickness begin to appear when the rotational motion is faster than ...

Physics Entropy Project

We did a lab in class where we heated a nail, and our goal was to determine the total increase in entropy of the system. I have all of the measurements but I'm not sure how to go about figuring out the change in heat (delta Q). delta S = delta Q / delta T (S=Q/T) Here are all ...

English

1. One hundred kg is heavy. 2. One thousand dollars is much. 3. One thoudand km is long. Are all the sentences grammatical? Do we have to use the singular verb 'is'? What about the plural verb 'are'?

ela

From the storyteller, what does paragraph 9 Reveal about the story a)they agree with the bachelors opinion of the story b)they have little respect for their aunt c)they don't understand what their aunt has said d)they believe that the story is probably true

psychology paper

Hello I have to write a paper and part of the paper is asking for information I am not sure which way to go if some one can please help me with this I would appreciate it the section I am having a problem with is Explain the criticism of artificiality in the discipline of ...

Improving your writing

Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support for the four ...

PHYSICS

A while crossing a bridge that is 3.6 km long, a truck weighing 9000 N is stalls 0.6 km from the left side of the bridge Calculate the torque about the left support due to the truck

Physics

The moon exerts a gravitational force that is about 1/6 that exerted by Earth. Eplain why the mass of an object measrued on the moon using a balance is the same as if the object were on Earth's Surface/

physics

a football punter accelerates from rest to a speed of 8 m/s during the time in which his toe is in contact with the ball (about 0.21 s). If the football has a mass of 0.50 kg, what average force does the punter exert on the ball?

physics

A satellite orbits at a distance from the Earth's center of about 4.40 Earth radii and takes 13.0 hours to go around once. What distance (in meters) does the satellite travel in one day?

physics

Three forces are applied to a box wrench. find the total torque about the bolt in newton-meters caused by these forces. Is the torque a positive torque or a negative torque?

physics

The pressure in a fire hose is 20 atm. How high can a firefighter spray water from this hose? One atm is about 1×105 Pa. The density of water is 1.0 g/ml, or 103 kg/m3. The acceleration of gravity, g, is 9.8 m/s2.

Physics

Two satellites, A and B, are in different circular orbits about the earth. The orbital speed of satellite A is eighty-two times that of satellite B. Find the ratio (TA/TB) of the periods of the satellites.

Physics

Two satellites, A and B, are in different circular orbits about the earth. The orbital speed of satellite A is eighty-two times that of satellite B. Find the ratio (TA/TB) of the periods of the satellites.

GEN 105

· Conduct online research regarding the strongest of your multiple intelligences. Find three Web sites that accurately describe that intelligence. If you identified more than one intelligence, choose one. Your classmates review your responses, so make sure your answers are ...

Physics please help!

I have tried to work this one out and really can't get it. We have two carts that have magnets to keep them from touching. One cart is initially at rest and we push the second cart towards it. Because the two carts will not actually touch, the collision is elastic. Use the ...

History

How long ago did the first human culture, involving villages and a sense of history, develop? A. about 1 billion years ago B. a few million years ago C. 100,000 to 200,000 years ago D. about 10,000 years ago E. about 1,000 years ago Thanks!

French Study Guide

Writing:Write a letter to Mme Guen't,the medical advice columnist for a Fr. newspaper. Tell her about an ailment you have, explaining each symptom. Tell her what you're doing to get better. Ask her if you must call a doctor. Ask Mme Guerit what you have to do to get better. I ...

English

Writeacher, as you are a teacher, I would like to have your personal opinion about what I included below. (I'd like you to check the word choice, too) 1) At school teachers told me that he my seven-year-old child has got a great intelligence and logic capacity but he tends to ...

Physics (CHECK)

One student is pushing on a chair with a force of 260.6 N directed at an angle of 30 degrees above horizontal while a second student pushes on the same side of the chair with a force of 21.0 N at an angle of 15 degrees below horizontal. What is the magnitude, in N, of the sum ...

secondhand lions essays

I have to write a typed (doubled spaced)1 page essay on each of the following ... Discuss the scenes where the boy speaks his own opinion what do these scenes tell you about the boy? How did the decisions made for the boy affect the boys life? How does this movie define family...

English

I went back and checked my answers Select the most effective sentence. Baxter worried about his English exam when he thought about it. Baxter felt a pang of existential anxiety when he comtemplated his English exam. When Baxter thought of his English test, he freaked out. ...

physics

Three vectors, expressed in Cartesian coordinates. What is the angle of the resultant vector S, T, U measured from the positive x axis? x-comp y-comp S -3.5 +4.5 T 0 -6.5 U +5.5 -2.5 To find the resultant, i'm assuming I have to add the columns up. If that's the case I got x-...

American Government HELP

Recall the scenario for this lesson’s discussion: You are the CEO of a powerful and politically connected corporation in your area. You have lunch once a month at your club with other business leaders of influential conglomerates to see where your interests might intersect. ...

Physics

Is warm water heating a person swimming in it, convection or conduction; what about warm water heating the air above it?

Physics

Is warm water heating a person swimming in it, convection or conduction; what about warm water heating the air above it?

Physics

Is warm water heating a person swimming in it, convection or conduction; what about warm water heating the air above it?

us gov't politics

i'm doing a free response fro U.S government and politics and I am reading a graph where i have to describe a trend. one of the trend i noticed was that there was a decrease of ten percent of democrats in 1962-1964 of partisan identifications in US. I have to explain why so ...

books

facts and figures about books? Sheromeya, we need to know specifically what you need to know. Facts and figures about books is too general. What kind of books? What kind of facts? Please repost and we will be happy to help. what is this book about

physics please!

hi im trying to do a problem that involves multiple battereis, one capacitor,and multiple resistors, and im told that the circuit has been connected for a very long time... i found the current passing through each battery using kirchoffs rules, but now i have to find the ...

Physics

A long, heavy rope hangs straight down from a high balcony on an apartment building. The lower end of the rope hangs about 1.0 m above the ground. If you grab onto the lower end and waggle it back and forth with constant frequency f, a wave travels up the rope. What would ...

English

I have a question as to how to separate my own opinion from what I have reasearched. I seems that I have a actually blend this all together into a "harmonious" mix so to speak. I would like to learn how to separate this from personal opinion. The thing is that I have learned ...

U.S.History

A major failure or Reconstruction was that a. the South's cotton production never recovered b. war debts remained unpaid c. racist attitudes continued in the North and South d. no African Americans were voted into Congress any idea on this

For GuruBlue

Guru, thanks so much for your help with the novel idea; it's the one I chose. I'm in the brainstorming process right now for the novel but after I am done I would like for you to see it except I don't know how since you can't copy paste on Jiskha..anyways thanks a million ...

English/ Literature

What do I do for diction? My teacher's definition is a word choice intended to convey a certain effect. Help, please! Also What is the significance of the title: The Lord of the Flies I think the title hardly goes with the main idea of the book

social studies

Which was the main idea of the great migration to the United States in the late 1800s and early 1900s? 1)the need for workers in the U.S. 2)political unrest in Europe 3)religious persecution in Eastern Europe 4)scarcity of land and money******

Short essay proofreading check

Eric Yiadom is a volcanic tempered basketball player whose attitude often leads others to malign him. He is tall and slim with dark olive skin and has short red hair as hot as his temper. On the court he lacks good sportsmanship. Always causing a tantrum and putting others ...

social studies

I would like to know about 5 animals &5 flowers of the New York State. These sites have a lot of information about the native wildflowers and animals in New York. http://www.nativeplantcenter.org/LBJ%20NPC%20Article.pdf#search=%22wildflowers%20native%20%20New%20York%22 (Broken...

Physics

Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.4 mm in humans. How much energy is delivered to your eardrum each second when someone whispers 20dB a secret in your ear?

Physics

Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.4 mm in humans. How much energy is delivered to your eardrum each second when someone whispers 20dB a secret in your ear?

Physics

A car can slow down at 5.10 m/s2 without skidding when coming to rest on a level road. What would its acceleration be if the road were inclined at 12o uphill? [Ask yourself – What is the same about the situation on the level road and on the incline?]

Physics

A small sphere of mass 3 kg is attached to the end of a cord of length 2m and rotated in a vertical circle about a fixed point O. Determine the tension in the cord at the uppermost point of the trajectory if the speed at this point is 8m/s. Use g=9.8 m/s2.

Physics

A small sphere of mass 2 kg is attached to the end of a cord of length 2m and rotated in a vertical circle about a fixed point O. Determine the tension in the cord at the lowest point of the trajectory if the speed at this point is 7m/s. Use g=9.8 m/s2.

algebra

. A rich merchant had collected many gold coins. He did not want anybody to know about them. One day, his wife asked, "How many gold coins do you have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 25 times the difference ...

English

Can you read my conclusion for me. He said that it only had to be a couple sentences long. The restatement of thesis, last strong point about what were arguing, and an exit sentence. Do you think that this is good or have any ideas on what I should add? How's the grammar? ...

english

Like the writers in the short story collection, Mori reveals his character's thoughts and feelings by providing dialogue, describing events, and showing how dialogue and action affect each other. Identify a character and quotation from one of the short stories and tell what ...

finance

Kim and Dan Bergholt are both government workers. They are considering purchasing a home in the Washington D.C. area for about $280,000. They estimate monthly expenses for utilities at $220, maintenance at $100, property taxes at $380, and home insurance payments at $50. Their...

physics

A particle of mass 0.350 kg is attached to the 100-cm mark of a meter stick of mass 0.175 kg. The meter stick rotates on a frictionless, horizontal table with an angular speed of 6.00 rad/s. (a) Calculate the angular momentum of the system when the stick is pivoted about an ...

project on glasses!

hey. does anybody have any suggestions on a good way to interestingly present a project on spectacles and their impact on the middle ages??? I think it would be a cool idea to bring in a pair of glasses and to show the very important people that wore them and who do you think ...

Comm Tech

1.)Marla remembers her tuesday class schedule by using the acronym Mest . Which of the following might be her class schedule? A.)Math,Social Studies, English,Technology B.)Math,English, Social Studies,Science, Technology C.)Math,English,Social Studies,Technology D.)Math,Social...

American Literature

We're going to read a book about people with electroshock therapy (ECT). I am doing a short presentation on it, but on what it was like in the 1950s. I just need to know a little more about ECT and how the mentally ill were viewed and treated back then?

11English

this is about the book "Oedipus the King". how can i make two questions about Oedipus from this definition of anger? "The man who is slighted by those who thinks ought to respect him and feel grateful toward him is the more easily offended."

reading

i had to read these 2 passages on was a silly poem about birds ball and the othe was a passage about woodpeckers that was true ihave to give to thngs in common and 2 things different i am trouble giveing the different ones

Business

Think about all of the many products you can purchase today. Identify one product that currently represents each phase of the product life cycle, and make a brief statement about its competition, price, distribution, and promotion.

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