1. Archives
  2. 2013
  3. December

Questions Asked on
December 18, 2013

  1. Math help :(

    1. 3w – 10w 13w –7w –7 7w 2. y + 2y +3z 2y + 3z 3y + 3z 2y2 + 3z 6yz 3. 6r + r – 5r 2r 1r + r 0r 7r – 5r 4. 5x + 2(x + 6) 7x + 6 7x2 + 12 7x + 12 7x (x + 6) 5. –3m + 3(m + 6) (1 point)6 –6m + 6 6m + 18 18

    asked by Princess Anna

  2. algebra

    During a manufacturing process, a metal part in a machine is exposed to varying temperature conditions. The manufacturer of the machine recommends that the temperature of the machine part remain below 141°F. The temperature T in degrees Fahrenheit x

    asked by Helen

  3. science

    Define the geological time scale and explain why geologists use it to show Earths History.

    asked by victoria

  5. Help?

    1. What does it mean to calculate frequencies within a dataset? to count the number of times a dataset is used by a student to calculate the product of two variables to make a third variable to count the number of cases that fall into different subgroups

    asked by Princess Anna

  6. History!

    Can someone please help me? Thanks! I'm really behind and i need to get caught up and i just really need some help! Thanks!! :) 1. As a result of the French and Indian War, _____ claimed all land west of the Mississippi River, and _____ gained control of

    asked by Mandy

  7. precalculus

    To what interval I must we restrict the parameter t if the graph of the parametric equations x=t+1 y = 2t^2 +1 for t in the set I is identical to the graph of the parametric equations x = 1+ sin s y = 2- cos(2s) for s in [0,pi)?

    asked by dreidel

  8. socialstudies(check answers please)

    please check my answers and thank you 1. what resource first drew european traders to canada ? A. timber B. fish C. animal furs (i pick this) D. whales 2. Evaluate which of the following most allowed religious freedom and french laws in canadas history ?

    asked by matt

  10. science

    Earth's atmosphere,oceans, and continents began to form during the first several hundred million years a) Precambrian time b) the Paleozoic era c) the Mesozoic era d) the Cenozoic era

    asked by victoria

  11. statistics

    Solve the problem. Round to the nearest tenth unless indicated otherwise. The amount of rainfall in January in a certain city is normally distributed with a mean of 4.3 inches and a standard deviation of 0.3 inches. Find the value of the quartile .

    asked by bob

  12. math

    Which logarithmic equation is equivalent to the exponential equation below? 9^x=27 A) 27 log9 x B) x log9 27 C) 9 log27 x D) x log27 9

    asked by Fran

  13. Algebra

    Use the Quadratic formula to solve the equation -4x^2-3x+2=0

    asked by Helen

  15. math

    Six out of 12 members of the school choir are boys. In simplest form, what fraction of the the choir is boys? a)1/6 b)6/12 c)1/2 d)12/6 . My answer is c.

    asked by ezekiel

  16. teas v test

    please let me know of sites that will help with the teas test.

    asked by /////keysha////

  17. Consumer math

    1. The gross income of David Vaughn is $785 per week. His deductions are $42.25, FICA tax; $90.33, income tax; 2% state tax; 1% city tax; and 3% retirement fund. What is her net income for one week? A. $605.32 B. $749.77 C. $675.32 D. $628.77 A?

    asked by Beatrice

  18. science

    Which of the following vertebrates had the chance to become abundant after the dinosaurs became excintct ?

    asked by victoria

  20. math

    Rewrite y=7x-2 using function notation.

    asked by Lam

  21. need help so bad!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    I'm writing a response to literature for the story Nadia the Willful and I was wondering how this sounded. And I need a quote from the story for paragraph 3 what would be a good quote. Coping with death isn’t easy in fact death of a loved one is one of

    asked by josiah

  22. algebra

    A cleaning company charges $125 to visit a home and $40 to clean each room. If the total bill was $365, how many rooms were cleaned?

    asked by Regan

  23. physics

    A 61.3 kg astronaut is on a space walk when the tether line to the shuttle breaks. The astronaut is able to throw a 11.0 kg oxygen tank in a direction away from the shuttle with a speed of 10.6 m/s, propelling the astronaut back to the shuttle. Assuming

    asked by joe

  25. science

    At exactly 2:00 pm, Speedy the Snail crawls onto a meter stick at the 10 cm mark. If he reaches the 65 cm mark at exactly 2:10 pm, what is his speed? Answer: 65 cm - 10 cm = 55 cm ÷ 10 min = 5.5 cm/min

    asked by cici

  26. magnetism

    A charged particle with charge q is moving with speed v perpendicular to a uniform magnetic field. A second identical charged particle is moving with speed 2v perpendiculuar to the same magnetic field. The time to complete one full circular revolution for

    asked by colin

  27. physics

    A 1900 kg car moves along a horizontal road at speed v0 = 26.4 m/s. The road is wet, so the static friction coefficient between the tires and the road is only μs = 0.17 and the kinetic friction coefficient is even lower, μk = 0.119. The acceleration of

    asked by RACHEL

  28. ela 9

    what could be a good hook for the most dangerous game?

    asked by reina bonilla

  30. Math

    If a fact family has only 2 multiplication and division sentences, What do you know about the product and dividend? How many fact families with a dividend under 100 contain only odd numbers ? You can use a multiplication table to help you. The fact

    asked by Joi

  31. Math

    I am a multiple of 10. My factors include an even # & an odd #. I am greater than 3 x 5 and less than 4 x 7. What number and I?

    asked by Louise

  32. Pre-Algebra HELP!!!

    y-5/3 = 1 A)-2 B)8 C)18 D)6

    asked by Jasmine

  33. physics

    A man of mass 60kg standing inside a lift with an acceleration of 2m/s(square).Find the apparent weight that a man feels(g is 10).

    asked by joelinho

  35. math

    Judy has 3/4 yards of yarn. For each scarf she makes, she needs 1/2 yards of yarn. Does she have enough fabric to make 2 scarfs? I say no because 3/4 divided by 1/2 = 1 1/2 am I right

    asked by Libby

  36. Algebra 1

    How do I model "A market sells chicken for $2.99 a pound" with a linear function and graph?

    asked by Shaniqua

  37. Programming Logic and Design: Comprehensive, 6th E

    Create the logic for a program that continuously prompts the user for a number of dollars until the user enters 0. Pass each entered amount to a conversion method that displays a breakdown of the passed amount into the fewest bills; in other words, the

    asked by Anonymous

  38. Math

    Find he number of distinct triangles with integer sides and perimeter 10 that can be constructed.

    asked by Lwint

  40. programming

    Pseudocode - Create the logic for a program that continuously prompts a user for a numeric value until the user enters 0. The application passes the value in turn to a method that squares the number and to a method that cubes the number. The program

    asked by Anonymous

  41. computer programming

    Paying Off Credit Card Debt Each month, a credit card statement will come with the option for you to pay a minimum amount of your charge, usually 2% of the balance due. However, the credit card company earns money by charging interest on the balance that

    asked by abiola olumide

  42. 8gradeHistory

    Which of the following was NOT one of the terms of the Treaty of Paris? a. Florida was returned to Spain. b.Canada was returned to France. c.The Atlantic Ocean formed the eastern border of the United States. d. Britain recognized the United States as an

    asked by bigurl1.4

  43. physical

    the ability to exert muscle force quickly is known as 1) agility 2) power 3) recation time 4) speed I need help! Plz anyone!

    asked by someone

  45. Math PLZ HELP!!!!

    A tank that holds 4000 gallons of water will drain completely into a reservoir in 32 minutes. The volume of remaining water in tank after time t is given by the function: V(t)=4000(1-t/32)^2, 0

    asked by Jessy

  46. Math

    The fact families 2*3=6 and 2*10=20 both contain exactly three different digits . How many other fact families with dividends under 100 contain exactly three different digits? Name one multiplication fact in each of these families?

    asked by Nawaf

  47. 8gradeHistory

    Although any assault on innocent life is tragic, only 5 people were killed in what colonial newspapers termed “the Boston Massacre.” Massacres are generally associated with large numbers of casualties. This is an example of _______________________.

    asked by bigurl1.4

  48. chemistry

    CO2(g) + H2(g) equilibrium reaction arrow CO(g) + H2O(g) Calculate the equilibrium concentration of each compound if 2.00 moles of CO2 and 2.40 moles of H2 are placed in a 3.90 liter container at 300°C. Kc = 2.30 for the reaction at this temperature.

    asked by Isaiah

  50. 8gradeHistory. ASAP Please.

    The words and ideas of John Locke a.influenced the writers of the English Bill of Rights, the Articles of Confederation, and the Mayflower Compact. b. are preserved in the Mayflower Compact. c. constitute the first 10 amendments to the Constitution. d.

    asked by bigurl1.4

  51. computer programming

    Assume that there are n tyres that could be used by car, tricycle and bicycle. Write a program to accept n tyres and generate all the combinations (i.e. the number) of car(s), tricycle(s) and bicycle(s) that could exhaust the n tyres. Ensure that all the

    asked by abiola olumide

  52. algebra

    For every dime spent, Sam receives 15 food pebbles to feed the animals at the zoo. Sam fed the animals a total of 135 food pebbles. Write and solve an equation to find the number of dimes Sam spent at the zoo.

    asked by Regan

  53. 8gradeHistory

    The Confederation Congress sold the nation’s western lands to raise national revenue a. as a result of economic concerns voiced during Shays’s Rebellion. b. to promote interstate commerce. c. because its ability to obtain money from the states was

    asked by bigurl1.4

  55. math

    A field has a width of x m. Its length is 5 m more than its width. Write an algebraic expression, in simplified form, for the area of the field.

    asked by Anonymous

  56. Science

    Explain how gravitational, electrical and magnetic force act on a maglev train??? Please help I need to know please!!!! before tomorrow please

    asked by Sebastien

  57. english

    My sister Aliah is both a comic and smart.

    asked by Anonymous

  58. Math

    Solve the following system of equations. 8x + 5y = -91 3x + y = -21

    asked by Steve

  60. Math-Algebra

    (Engineering) The current / varies as the electromotive force E and inversely as the resistance R. If in a system, a current of 20A flows through a resistance of 20 ohms with an electromotive force of 100V, find the currect that 150V will send throu+gh the

    asked by McKenna Louise

  61. physics

    A thick metal slab carries a current I A uniform magnetic field B points perpendicular to the slab (and into the page). If point P on the slab is at a higher potential than point Q , what can we say about the charge carriers that produce the current in the

    asked by james

  62. US History

    Source: "Brutus" Letter XVI April 10, 1788, "John DeWitt" Letter III Nov. 5, 1787, Anti-federalists Papers They uniformly exercise all the powers granted to them, and ninety-nine in a hundred are for grasping at more. It is this passionate thirst for

    asked by Anne

  63. math

    In the TV show "Breaking Bad" the characters attempt to use HF acid to dissolve guns (among other things). Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Complete the balanced reaction for reacting iron in

    asked by Danny Simone

  65. Solar Energy - Engineering

    In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential

    asked by Chris

  66. Chemistry

    The mass of a sample of boron atoms is 5.60 g. How many boron atoms are in this sample? Show work, and explain.

    asked by Mitch

  67. calculus

    A competing technology uses a photovoltaic cell to charge a battery which can then be used to power a LED light. To compare these technologies, we make some reasonable assumptions. We assume the solar cell is 10 cm on a side, and that it has an efficiency

    asked by Danny Simone

  68. PHYSICS

    A crate is pushed horizontally with a force. The acceleration of gravity is 9.8 m/s2 . Calculate the acceleration of the crate. Answer in units of m/s2 1570 N 198 kg μ = 0.44

    asked by RACHEL

  70. probability & statistics

    Find the slope and the y-intercept for the line that passes through (-9,5) (11,12)

    asked by Deb

  71. computer programming

    Paying Off Credit Card Debt Each month, a credit card statement will come with the option for you to pay a minimum amount of your charge, usually 2% of the balance due. However, the credit card company earns money by charging interest on the balance that

    asked by abiola olumide

  72. PHYSICS URGENT HELP

    a charges electric potential energy within an electric field is calculated as the product of the ____ of it's position times the magnitude of it's charge

    asked by al

  73. Algebra

    what is the equation, in standard form, of a parabola that contains the following points? (-2-20). (0-4), (4-20)

    asked by Helen

  75. Math

    If a fact family has only 2 multiplication and divison sentences , what do you know about the product and diviend? How many fact families with a diviend under 100 contain only odd numbers? You can use a multiplication table to help you.

    asked by Joi

  76. Batteries - Engineering

    Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Fe+H2SO4->FeSO4+H2 It is apparent that they must use an outside source of electrical power to drive the dissolution of the iron. They use a small current so

    asked by Chris

  77. Physics

    When a given object moves a circular path, the centripetal force varies directly as the square of the velocity and inversely as the radius of the curve. If the force is 640lb for a velocity of 20mi/h and a radius of 5m, find the force for the velocity of

    asked by Bernice Nicole

  78. chemistry

    In the TV show "Breaking Bad" the characters attempt to use HF acid to dissolve guns (among other things). Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Complete the balanced reaction for reacting iron in

    asked by Danny Simone

  80. chemistry

    In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential

    asked by Danny Simone

  81. language art

    Which of the following is an example of a commotion? -a group of shoppers in an uproar about a popular item that was advertised but not available -a group of napping toddlers at a daycare -a group of students quietly reading in the library 2.Read the

    asked by Anoymous

  82. language art

    Which of the following is an example of a commotion? -a group of shoppers in an uproar about a popular item that was advertised but not available -a group of napping toddlers at a daycare -a group of students quietly reading in the library 2.Read the

    asked by Anoymous

  83. math

    In a question paper, there are 150 questions, each question carrying 2 marks. The total marks are 300. For every wrong answer 0.50 marks will be deducted from the scored marks. If a person has to score 270 marks in a paper, how many questions should be

    asked by Abhijit

  85. math

    Which of the following fractions is in simplest form? a)5/6 b)6/8 c)8/10 d)2/12. My answer is a.

    asked by ezekiel

  86. Art

    What type of paint out of the following three: 1.) Acrylic Paint 2.) Oil Paint or 3.) Watercolor; would you recommend gives the best glossy/shiny finish?

    asked by Sarah

  87. Technology

    What graph would you use in a favorite food survey situation? A. Bar graph B. Line graph C. Pie chart D. Other chart

    asked by Anthony

  88. calculus

    In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential

    asked by Danny Simone

  90. calculus

    if f(x)= the integral of lntdt from sqrt(x) to 2, what is f'(x)? Do you solve the integral first then derive it? And if so, wouldn't that just give you the function? Please help

    asked by Anonymous

  91. Physics

    A man stands on the roof of a building that is 50 m tall and throws a rock with a velocity of 35 m/s at an angle of 50 degrees above the horizontal (a) What is the total time in the air (b) What is the horizontal distance from the base of the building to

    asked by Vlad

  92. Physics

    A man stands on the roof of a building that is 50 m tall and throws a rock with a velocity of 35 m/s at an angle of 50 degrees above the horizontal (a) What is the total time in the air (b) What is the horizontal distance from the base of the building to

    asked by Vlad

  93. Math-Algebra

    When a given object moves a circular path, the centripetal force varies directly as the square of the velocity and inversely as the radius of the curve. If the force is 640lb for a velocity of 20mi/h and a radius of 5m, find the force for the velocity of

    asked by Bernice Nicole

  95. social studies

    explain why the framers of the constitution didn't want any of the branches to be more powerful than the other branches?

    asked by nicole

  96. physics

    A car accelerates from 0m/s to 51m/s with a displacement of 75 m. What is the car's acceleration

    asked by Hi

  97. prelag8

    The All-In-One cable TV network takes a random sample of viewers that watch the network to get their opinion on a new TV show. They then advertise the following: “Ninety percent of all viewers rate our new show as the best they have ever watched.” Why

    asked by bigurl1.4

  98. LANGUAGE ARTS

    1. An example of a hardship would be -winning a surfing contest. -taking part in a television interview -going without food,water, and sleep 2.Imagine that Emily Costello has written a follow-up article about Bethany. It is called "Still Feeling Complete."

    asked by Anoymous

  100. Magnetism

    A circular wire loop of mass M and radius R carries a current I. It hangs from a hinge that allows it to swing in the direction perpendicular to the plane of the loop. A uniform magnetic field B exists everywhere in space pointing upwards. What angle θ

    asked by Colin

  101. chemistry

    A competing technology uses a photovoltaic cell to charge a battery which can then be used to power a LED light. To compare these technologies, we make some reasonable assumptions. We assume the solar cell is 10 cm on a side, and that it has an efficiency

    asked by Danny Simone

  102. Math

    X^ -3 = 216 How do you find x?

    asked by Paula

  103. Math

    Solve the following system of equations. 8x + 5y = -91 3x + y = -21

    asked by Steve

  105. Math

    The distance traveled (in meters) by the Oregon slug can be modeled by the function f(t) = 0.9t, where t is the time in minutes. Find the distance traveled in 27.5 minutes.

    asked by Megan

  106. language arts

    1.When actors speak in unison, they are -speaking one after another -talking in rhyme -all saying the same thing at once -quieter than normal 2.Poems often do not use standard English, standard punctuation,or standard language to describes ideas and

    asked by Unique

  107. English LAC 1

    Type the word that the underlined phrase modifies or renames. They swept the dead leaves OUT OF THE HALLWAY and shut the door against the wind.

    asked by Ilyssa

  108. Physics

    When a given object moves a circular path, the centripetal force varies directly as the square of the velocity and inversely as the radius of the curve. If the force is 640lb for a velocity of 20mi/h and a radius of 5m, find the force for the velocity of

    asked by Bernice Nicole

  110. magnetism

    A straight copper wire that is 1 millimeter in diameter carries a current of 20 milliamps. What the magnitude of the largest magnetic field created by this wire in Tesla?

    asked by Hans

  111. magnets

    A square loop of wire of side L with total resistance R moves at constant speed v into a region of uniform magnetic field B pointing perpendicular to the plane of the loop. What is the average current that is induced in the square loop between the time it

    asked by Hans

  112. Science

    Goldie goldfish a speed swimmer loves to race around the parks poud which is .5 miles around. If she can swim 20 laps around the track in 2 hours, what is her average speed?

    asked by Nikki

  113. English

    We are writing this Character Analysis and I am stuck on how the author's personality affects him towards others. His Personality is selfishness/Shy/worthless.

    asked by Catheline-Anne Marie

  115. language arts

    1.Which sentence provides an example of swaggered? -Marco was so ashamed at the grade he received, he only stared at the floor as he walked back to his desk. -The audience could tell Kelsie was confident, based on the way she strutted down the aisle to

    asked by innocent

  116. language arts

    This the passage for #2 &3: I checked into a hotel called the Olympia, which is right on the main street and the only hotel in the town. After lunch I was hanging around the lobby, and I got to taking to the guy at the desk. I asked him if this wasn't the

    asked by Anna

  117. social studies

    which country brought in immigrants and formed an alliance through marriage to win over Louisiana colonists ? a) US b) Spain c) France d) mexico

    asked by victoria

  118. Pre-Calc

    Using the difference for formula, find the tan 255. Step by step would be appreciated

    asked by Dan

  120. calculus

    I got half of this problem wrong and I DO NOT know where and how to fix. I cannot use my calculator and have to show my work. Question: You have a 500 metre roll of fencing and a large field. You want to construct a rectangular playground area. a.) using

    asked by jj

  121. Geometry

    What's the difference between a postulate and a theorem?

    asked by Anonymous

  122. engineering

    The flow system as shown in the Figure, the centrifugal pump(3500 R.P.M.) is delivering water at 100 gal/min and 70 °F into a boiler operating at a pressure of 35 psig. The water levels in the feed tank and boiler are constant. Because corrosion is

    asked by sun.life

  123. Algebra 2

    How do you solve this exponential equation using logarithms? 2*5^x=85 Do you start like this? xlog2*5=log85 I don't know what to do after that.

    asked by Jane

  125. physics

    A straight copper wire that is 1 milimeter in diameter carries a current of 20 miliamps. Whas the magnitude of the largest magnetic field created by this wire in Tesla?

    asked by akameno

  126. magnetis

    A metal spring can be used as a solenoid. The spring is stretched slightly, and a current is passed through it. The resulting magnetic field will cause the spring to a. collapse (shorten) b. stretch (lengthen) c. not change (nothing happens) d. ranslate

    asked by colin

  127. physics

    A car accelerates from 0m/s to 51m/s with a displacement of 75 m. What is the car's acceleration

    asked by Hi

  128. social studies

    What point would probably be included in an argument against the transfer of the Louisiana colony to Spain? a) that the colony was not profitable for France b) that the colonists were loyal Frenchman c) that the colonists traded with British and Native

    asked by victoria

  130. math help

    If #(w,x,y,z)means you square the product of all the terms, for all positive value of w,x,y, and z and #(1,2,3,z)=144, then z = ?

    asked by peter

  131. medical transcription

    The patient's seizure activity is most likely alcohol related. Is this grammatically correct please?

    asked by Anonymous

  132. math

    A company wants to accumulate tsh 100000 to purchase replacement machinery 8years from know.to accomplish this equal semi-annually payments are made to a fund that earns 7%compounded semi-annually.find the amount of each payment

    asked by frolian

  133. English

    1. He worked in Mr. Batular's circus. 2. He worked in circus. 3. He worked in the circus. 4. He worked in a circus. (Which expressions are grammatical?)

    asked by rfvv

  135. language

    Identify the capitalized words in each sentence. HOLDING THE FLASHLIGHT IN HIS HAND,Marcus looked under and around the bushes to see if he spotted the missing wallet. a) prepositional phrase b) gerund phrase c) participial phrase d) appositive phrase

    asked by victoria

  136. math

    bob has a container with a capacity of 12 quart. He want to express this capacity in gallon. write a proportion to find the number of gallons of water bob container can hold

    asked by Anonymous

  137. reimbursement methodologies

    which of the following was the governments way of controlling skyrocketing health care costs?

    asked by ann

  138. math

    Is 7.27332*10^-11 meters/second the same as 0.07 nm per second. I believe it is after rounding off. Thanks for your help.

    asked by Hil

  140. engineering

    The flow system as shown in the Figure, the centrifugal pump(3500 R.P.M.) is delivering water at 100 gal/min and 70 °F into a boiler operating at a pressure of 35 psig. The water levels in the feed tank and boiler are constant. Because corrosion is

    asked by sun.life

  141. math

    If # (w,x,y,z) means you multiply the sum of w and x by the sum of y and z, and # (2,3,4,z)=40,then z = a. 5/3 b. 2 c. 4 d. 5 e. 8

    asked by peter

  142. Government

    What issues do liberals and conservatives support and what constituency do they serve?

    asked by Jessica

  143. english

    what is meant by the terms "grow organically" in this sentence? The fashion company has been willing to build and grow organically.

    asked by celina

  145. English

    Can you please check these sentences? Thank you very much in advance and Merry Christmas! 1) The Key-Note begins with an extended description of Coketown, the fictional setting for the novel, which is based on Preston, now part of greater Manchester, where

    asked by Frank

  146. Social studies (7th gr.)

    According to christopher columbus, who owned the land that he explored in the americas?

    asked by Lauren

  147. Math-Algebra

    1. What is the base of a triangle if its area is represented by 3z^2+ √5z mm^2 and its height is z − √3 mm? 2. What will happen to the area of a rectangle if you do the follo+wing? a. multiply the length by 2 and use the same width b. multiply the

    asked by McKenna Louise

  148. calculus

    f(x)=sqrt(x-2) what is the inverse of f? I got inverse f(x)= x^2+2 however, you need to specify the domain of x. the answer key says when x=>0 can you please explain why? I thought it would be when x=>2 ?

    asked by Anonymous

  150. physics and magnets

    A circular wire loop of mass M and radius R carries a current I . It hangs from a hinge that allows it to swing in the direction perpendicular to the plane of the loop. A uniform magnetic field B exists everywhere in space pointing upwards. What angle

    asked by Anton

  151. Physics and magnets

    A rectangular loop of wire of mass m and resistance R slides on a friction-free horizontal table. There is a region of uniform magnetic field perpendicular to the table. What type of graph best describes the speed v of the loop as a function of time?

    asked by james

  152. Pre-Calculus

    y= ((2-3x^(1/x))/(2+3x^(1/x)) Is the horizontal asymptote y= 1 or y= -1?

    asked by Ann

  153. 3-D Coordinates Polar coordinates Precalculus Trig

    The U.S.S. Lollipop is on assignment in the Atlantic Ocean. It travels from a longitude of 70 degrees west to 20 degrees west, along the latitude of 40 degrees north. How far does it travel? (Assume that the radius of the Earth is 6,400 km.) Erm I don't

    asked by Cambridge

  155. magnetism!!

    A straight copper wire that is 1 milimeter in diameter carries a current of 20 miliamps. Whas the magnitude of the largest magnetic field created by this wire in Tesla? pls help :(

    asked by akameno

  156. magnets

    A particle of charge +q and mass m is initially launched at speed v in a region with a constant, uniform magnetic field of magnitude B. If the particle launched in a direction perpendicular to the magnetic field, by the time the particle has traveled a

    asked by Anon

  157. magnets

    A straight copper wire that is 1 milimeter in diameter carries a current of 20 miliamps. Whats the magnitude of the largest magnetic field created by this wire in Tesla?

    asked by anton

  158. physics

    A rock is moving through interstellar space towards a snow ball. Describe the motion of the rock until it hits the snow ball (in terms of Newton’s First Law). According to Newton’s 3rd Law, what will be the reaction to the force of the rock on the snow

    asked by Anonymous

  160. 8gradeHistory

    Under the Articles of Confederation, the central government could not a.borrow money. b.force states to provide money and soldiers. c.make treaties. d. resolve conflicts between states.

    asked by bigurl1.4

  161. social studies

    What issue of the colonies disappeared when Louisiana became a state? a) relations with the Native Americans b) smuggling of trade goods c) the presence of the British d) none of the above

    asked by victoria

  162. math

    1. 2(x - 3) = 2x a) one solution b) no solutions c) infinitely many solutions 2. 3(y - 3) = 2y - 9 + y a) one solution b) no solutions c) infinitely many solutions 3. 10x - 2 - 6x = 3x - 2 + x a) one solution b) no solutions c) infinitely many solutions 4.

    asked by victoria

  163. Science

    No gross pus or purulent discharge was or were noted at the old incision site. Should this be was or were? I think it should be was.

    asked by Anonymous

  165. English

    Valmy gets a paper from the safe - a paper with a drawing on it. ------------------- What is the meaning of 'paper' in the sentence? Do we have to use 'a' before 'paper' or not?

    asked by rfvv

  166. language art

    1.Chris was being OBNOXIOUS when he -told Mrs.Kelly it was a great day for a race. -insulted Gina's new haircut. -kept the little kids' ball from going into the street. -returned Mr.Cho's keys. 2.If something is STATELY, it is -impressive -informal -common

    asked by Chrissy

  167. English

    What does this question mean? What was your reading process or method for reading fiction before this unit?

    asked by Emma

  168. social studies

    Which group was probably least concerned about United States' acquisition of Louisiana? a) the Acadians b) the Creoles c) the free people of color d) the Kaintucks

    asked by victoria

  170. language arts

    john yinger thinks thinks the natual-born clause should be removed because ?

    asked by james mckinney

  171. algebra

    solve the quadratic equation by completing the square -3x^2+9=1

    asked by helen

  172. math

    how would you do the following 12 divided by 2 7/8, 1 1/6 x 3 3/8 ,

    asked by sam

  173. English

    1. Valmy is in bed, asleep. 2. Valmy is asleep in bed. 3. Valmy is in bed, and he was asleep. 4. Valmy is in bed, being asleep. ------------ Does #1 mean #2 or #3 or #4?

    asked by rfvv

  175. Algebra 1B

    3x^²-12x+4 for x=-2 What are the exact steps when getting an answer?

    asked by Kim

  176. Algebra 2

    How do you solve this equation? -3e^2t=-480

    asked by Jane

  177. mercer

    does (3/8)/3=8x3=24

    asked by tonya

  178. Ratio--math

    what is 14/J= 42/12

    asked by Kim

  180. math

    How does the phrase "send the base to the basement". refer to the change of base formula?

    asked by Tammy
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