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Questions Asked on June 9, 2010

A ventilation fan has blades 0.25 m long rotating at 20 rpm. What is the centripetal acceleration of a point on the outer tip of
1. 3 answers
2. asked by Ashley
3. 8,437 views
In triangle ABC, BC=40m , AB=50m and Angle A=53 degree. Determine the area of a triangle.
1. 3 answers
2. asked by ken
3. 7,487 views
A woman who weighs 500N stands on an 8.0-m-long board that weighs 100N. The board is supported at each end. The support force at
1. 2 answers
2. asked by Ashley
3. 6,523 views
What angular speed (in revolutions/second) is needed for a centrifuge to produce an acceleration of 1000g at a radius arm of
1. 1 answer
2. asked by Katie
3. 2,829 views
Starting from rest, a wheel undergoes constant angular acceleration for a period of time T. At what time after the start of
1. 2 answers
2. asked by Ashley
3. 2,805 views
A Ferris wheel, rotating initially at an angular speed of 0.500 rad/s, accelerates over a 7.00-s interval at a rate of 0.04
1. 2 answers
2. asked by Ashley
3. 2,326 views
At what speed will a car round a 52-m-radius curve, banked at a 45 degree angle, if no friction is required between the road and
1. 1 answer
2. asked by Katie
3. 1,982 views
Help with the equation for the synthesis2-chlorobutane from 1-butene and hydrogen chloride for bromobenzene from benzene and
1. 1 answer
2. asked by mary
3. 1,592 views
Please can someone check my answers to these questions for me.1. when saving a document or drawing, you determine the
1. 4 answers
2. asked by Tol
3. 1,571 views
A rectangular field is to be enclosed with 1200 ft. of fencing. If the length of the field is 60 ft. longer than the width, then
1. 3 answers
2. asked by Arlene
3. 1,445 views
consider 2 sample of nitrogen gas. sample 1 contains 1.5 mol of N2 and has a volume of 36.7L at 25C and 1 atm. sample 2 has a
1. 1 answer
2. asked by Anonymous
3. 1,430 views
The thickness of the troposphere varies from place to place and from day to day. What influences this thickness?Please give me
1. 1 answer
2. asked by Lynn
3. 1,395 views
Did, Susie say, "What a beauty!"?
1. 2 answers
2. asked by Anonymous
3. 1,315 views
A 1.6 kg disk with radius 0.63 m is rotating freely at 55 rad/s around an axis perpendicular to its center. A second disk that
1. 1 answer
2. asked by MD
3. 1,293 views
A 2 kg ball of putty moving to the right at 3m/s has a head-on inelastic collision with a 1 kg ball of putty moving to the left
1. 2 answers
2. asked by Misty
3. 1,288 views
Need help with coding please. I have the original coding in which I was working with. Please help!Expand the basic homepage from
1. 0 answers
2. asked by Miaka
3. 1,269 views
a runner moving at a speed of 5.60 m/s rounds a curved track with a 60.0 m radius. what is the runners acceleration?
1. 1 answer
2. asked by wayne
3. 1,232 views
Find the area of the parallelogram.( with base(s)=10 and the side length(s)=6cm. I don't know the height or area so how do I get
1. 2 answers
2. asked by Ariel
3. 1,228 views
A point on a rim of a 0.15-m-radius rotating disk has a centripetal acceleration of 5.0 m/s^2. What is the angular speed of a
1. 0 answers
2. asked by Katie
3. 1,211 views
Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my
1. 6 answers
2. asked by Ariel
3. 1,174 views
A boat can maintain a constant speed of 34 mph relative to the water. The boat makes a trip upstream to a certain point in 21
1. 1 answer
2. asked by Rosanna
3. 1,171 views
What should I title the adverstiement section of the newspaper?It has to be titled... I was going to do Adverstiments but it
1. 3 answers
2. asked by Amy~
3. 1,171 views
f(x) = x3 + 2x2 – 0.4X – 1how do you you factor this?
1. 1 answer
2. asked by Anonymous
3. 1,161 views
the force exerted on a rope pulling a wagon is 49 N. the rope is 35 degrees above the horizontal. find the force that pulls the
1. 1 answer
2. asked by wayne
3. 1,161 views
The flywheel of a steam engine runs with a constant angular speed of 165 rev/min.When steam is shut off , the friction of the
1. 1 answer
2. asked by Bami
3. 1,147 views
calculate the total area of the walls of a room 5m long 4m wide and 2.5m high
1. 3 answers
2. asked by romardo
3. 1,146 views
Can a bunch of Advertisements be on one page of a newspaper?What kind of advertisements were there in 1935? Also can an
1. 3 answers
2. asked by Amy~
3. 1,117 views
Determine whether each statement is true or false. Provide a brief justification.a. Two lines with parallel direction vectors
1. 0 answers
2. asked by Alicia
3. 1,072 views
Little Norma has mass 20kg and wants to use a 4.0-m board of mass 10kg as a seesaw. Her friends are busy, so Little Norma
1. 1 answer
2. asked by Ashley
3. 1,055 views
find the kinetic energy of an airplane traveling at a speed of 648 km/h if the mass of the airplane is 5,000 kg.
1. 2 answers
2. asked by wayne
3. 1,002 views
Does anyone know a site or article that talks about what happened March 10, 1935 ( the event that I am looking for is when
1. 2 answers
2. asked by Amy~
3. 973 views
Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my
1. 1 answer
2. asked by Ariel
3. 954 views
what are the potential earnings of a song writer and the education required?
1. 1 answer
2. asked by Rebecca
3. 938 views
Would the reaction of NaOH and HCl be arrhenius, bronsted-lowry, or lewis? What about NaOH and H2SO4?
1. 1 answer
2. asked by Amy
3. 926 views
find the 5 other trig functions if cos(theta) = square root of 2/2 and cotangent is less than 0
1. 1 answer
2. asked by kelly
3. 920 views
Rhombus WXYZ has vertices W(1,2), X(4,3), Y(3,0) and Z(0,-1). Find the lengths of diagonals WY and XZ.a.)WY=2âˆš2;
1. 2 answers
2. asked by Ariel
3. 874 views
Calculate the IRR and NPV of this project utilizing a 12% discount rate and a 15% cap rate. Ms. Brownwas able to secure a loan
1. 2 answers
2. asked by Anonymous
3. 848 views
A 2 kg ball of putty moving to the right at 3m/s has a head-on inelastic collision with a 1 kg ball of putty moving to the left
1. 1 answer
2. asked by Misty
3. 822 views
LaQuisha has a sprinkler that waters a circular area. The diameter of the area that the sprinkler waters is 20 feet. The actual
1. 1 answer
2. asked by Quinn
3. 821 views
plz how do you solve these?- i keep getting the wrong answer1. 3z/2 - 17/3 = 2z/3 - 3/2 2. 2/5b - 1/4b =3 3. 23 - 6g = 19 please
1. 9 answers
2. asked by Sara!
3. 810 views
1)Which of the following represent expansionary fiscal policy?A. an increase in average individual income tax rates B. an
1. 1 answer
2. asked by Jill
3. 803 views
The first difference of a sequence is 6, 10,14,18. The sum of the first two terms of the original sequence is 24. Find the first
1. 2 answers
2. asked by KIM
3. 797 views
3csc(2X)-5=0 What are the solutions for X and how did you find them out?
1. 4 answers
2. asked by bob
3. 773 views
A line has a slope m=1/3 and it passes through the point (3, 4). Find the equation for the line in slope-intercept form.a.)y =
1. 3 answers
2. asked by Ariel
3. 771 views
A projectile is launched horizontally with a speed of 80.0 m/s. If the projectile is launched 1.5m above the floor, how long
1. 1 answer
2. asked by Lilly
3. 760 views
A 0.750 L bottle of a French Merlot is said to contain 12.5% alcohol by volume. How much of the liquid, in mL, in the bottle is
1. 3 answers
2. asked by Car
3. 746 views
f(x) = x3 + 2x2 – 0.4X – 1how do you you factor this?
1. 2 answers
2. asked by Anonymous
3. 740 views
My answers were incorrect. These were the instructions. Choose the correct form of the following verbs in the pretérito
1. 1 answer
2. asked by Lexie
3. 738 views
A nations capital goods wear out over time, so a portion of it's capital goods become unusable every year. Last year, its
1. 2 answers
2. asked by joey
3. 738 views
A 0.30-m-radius automobile tire rotates how many radians after starting from rest and accelerating at a constant 2.0 rad/s^2
1. 2 answers
2. asked by Ashley
3. 737 views
The impact of increased discrimination and segregation practices between 1876 and 1900 in the District. Be sure to describe how
1. 1 answer
2. asked by Paul
3. 735 views
What is the cartesian equation of the xz plane
1. 1 answer
2. asked by Adeola
3. 731 views
how to make a double line graph to show air/water temperatures.mon.air-92 water-68tues.air-94 water-69 wed.air-88
1. 0 answers
2. asked by will
3. 723 views
In comparison to concordance rates for autism in dizygotic twins, monozygotic twins are___likely to developthe same illness?A.
1. 0 answers
2. asked by Anonymous
3. 722 views
What's the point of having a ecosystem diagram for the global warming?????? And I do then whats my hypothesis going to be???
1. 1 answer
2. asked by Alisha
3. 718 views
o What was your experience with the Center for Writing Excellence in the past? In addition to the College for Writing
1. 2 answers
2. asked by tony
3. 713 views
1)An example of an automatic stabilizer isA. a temporary tax rebate. B. the progressive income tax. C. cost of living
1. 0 answers
2. asked by Jill
3. 696 views
A regular pentagon and a regular octagon cannot tessellate on their own correct?
1. 5 answers
2. asked by april
3. 692 views
If segment AC is the diameter of the circle and AC = 21 cm, what is the length of arc AB? Use 3.14 for pi.
1. 2 answers
2. asked by Anonymous
3. 688 views
What is the verb and adverb in the sentence The unpredictable volcanic activity discourages people from living there.
1. 2 answers
2. asked by Matthew
3. 676 views
a) Give an example of a function, whose limit exists as x approaches 2, but it is not continuous at x=2b)Give an example of a
1. 0 answers
2. asked by Akkie
3. 673 views
Ms. Brown estimates the following cash flow for the first five years of operations, with cash flow leveling off in year 5. Year
1. 2 answers
2. asked by Anonymous
3. 661 views
how do you solve thisplz show me how you do this 1. on her last three quizzes, jane scored 84, 96, and 88. what grade must she
1. 8 answers
2. asked by Sara!
3. 661 views
I have a social exam coming up, and my teacher told us the stuff we need to study. One thing she told us to study was the
1. 2 answers
2. asked by chooey
3. 654 views
1)Which of the following represent expansionary fiscal policy?A. an increase in average individual income tax rates B. an
1. 0 answers
2. asked by Jill
3. 651 views
3x=17the anser is 5.6. whats that in fraction form?
1. 3 answers
2. asked by Anonymous
3. 647 views
A rotating water pump works by taking water in at one side of a rotating wheel, and expelling it from the other side. If a pump
1. 0 answers
2. asked by student
3. 645 views
Find the line that passes through the point (0, 2) and is parallel to the line y = -7/3x - 4.a.)y = -7/3x + 2 b.)y = 7/3x - 4
1. 2 answers
2. asked by Ariel
3. 638 views
find the other endpoint of a line segment with the given midpoint (6,4) endpoint ((3, 5).6= 3/2 and 4 = 5/2 12=6 and 8 = 10 12-6
1. 1 answer
2. asked by bart
3. 637 views
I am terrible at word problems. How do I work this?A large park is to be built in the shape of a rectangle. The length is to be
1. 2 answers
2. asked by bb
3. 635 views
Find two Web sites dealing with indigenous cultures or religions. Discuss how modern civilization has affected the spiritual
1. 1 answer
2. asked by lucy
3. 624 views
Can someone help me? I am try to make a correct sentence with this.With machetes, the explorers cut their way through the tall
1. 4 answers
2. asked by Roger
3. 623 views
I cannot find it in my text book I have a math problem : 2f2 + 9f + 6for f = 10 The second 2 is to the second power. So with the
1. 3 answers
2. asked by Kati
3. 621 views
what is the weight of a ten foot length of steel pipe? the inside diameter of the pipe is 3/4 of an inch, and the outside
1. 0 answers
2. asked by billy bob
3. 613 views
particle A has a mass of 2 and a charge of -1. particle B has a mass of 2 and a charge of +1. are particle A and particle B
1. 1 answer
2. asked by Nick
3. 605 views
I know the following are alcohols. Are the primary, secondary or tertiary and what is the IUPAC name.1. CH3CHCH2CH3 .......|
1. 1 answer
2. asked by Mary
3. 594 views
Writing errors, such as those identified in the readings for this week, may influence the way a reader interprets your writing.
1. 4 answers
2. asked by george
3. 593 views
An advertisement for LED HDTVs lists the following prices for their different sizes (all have the same aspect ratio 9:16):22-inc
1. 1 answer
2. asked by Anonymous
3. 588 views
i need help finding info on: why women works with men better than women in workplace.any information related to that will do...i
1. 4 answers
2. asked by Thara
3. 585 views
A 0.60 L portion of a 1.2 M AgNO3 solution is mixed with a 0.3 L potion of a 1.2 M Na2CrO4 solution in an constant pressure
1. 1 answer
2. asked by Kyo
3. 583 views
Arrange these in the correct order of their reactivity during nucleophillic substitution by SN2 and SN1 conditions,
1. 1 answer
2. asked by Anonymous
3. 580 views
find the 5 other thrig functions if cos(theta) = square root of 2/2 and cotangent is less than 0
1. 1 answer
2. asked by kelly
3. 578 views
Two cards are drawn at random froma standard deck of 52 cards without replacement. What is the probability if drawing a 7 and a
1. 1 answer
2. asked by Tosha
3. 558 views
Find the perimeters and area of the parallelogrambase 9mm side 4mm and 3mm so i add the sided and x like 9*4*3 for the area?
1. 2 answers
2. asked by Lisa
3. 549 views
We of ten hear the expression, "cold air sinks." If so, why isn't the colder air of the upper and middle troposphere steadily
1. 1 answer
2. asked by Lynn
3. 548 views
A line passes through the points K(2a,3b) and R(a,-b). What is the slope?a.)4b/a b.)4ab c.)4a/b
1. 4 answers
2. asked by Ariel
3. 545 views
I have a powerpoint presentation on Evolution of Business. I don't know where to begin.
1. 1 answer
2. asked by Sunshine
3. 532 views
how much power is developed by an electric motor that moved a 500N load a distance of 20 meters in 10 seconds?
1. 2 answers
2. asked by sam
3. 522 views
I need help with the Discussion Questions for "State Automobile License Renewals" Case Studies - Chapter 9 of Principles of
1. 1 answer
2. asked by Stacy
3. 522 views
In windows XP, which of the following icons is not found in the control panel window?a.my computer b.mouse c.keyboard d.display
1. 0 answers
2. asked by Tol
3. 510 views
Right triangle ABC is similar to triangle XYZ, because angle B is congruent to angle Y. If side AB equals 12 inches, side BC
1. 1 answer
2. asked by lily
3. 509 views
In the U.S. 1 out of 10 000 babies is born with phenylketonuria (PKU). The disease is caused by a recessive allele. The
1. 0 answers
2. asked by Caitlin
3. 509 views
Could some science teacher please have a moment to look at my punnet squares post, I really do need help on it. I will
1. 0 answers
2. asked by Sara
3. 503 views
strategies to help a writer spot his or her own errors.
1. 1 answer
2. asked by tony
3. 503 views
Write an essay explaining how epics reveal a civilization's customs, manners, and values. Support your ideas with at least three
1. 0 answers
2. asked by Aaron
3. 500 views
Ms.Sue could you help me again please?Thanks-Earlier you say: The best example is the last four lines: "And so, all the
1. 1 answer
2. asked by Shadow
3. 495 views
A rock thrown horizontally at a large bell 54.0 m away is heard to hit the bell 4.80 s later. If the speed of sound is 330 m/s,
1. 1 answer
2. asked by Matt
3. 486 views
pressure systems bringing in hurricanes, tornados,and other storms
1. 1 answer
2. asked by kim
3. 485 views
Dr.Smartz has been intensely engaged in a study of the twins Annette and Brad for the last two years. You would most accurately
1. 2 answers
2. asked by Anonymous
3. 482 views
Choose the correct slope-intercept form of the following equation and identify the slope and y-intercept. x + 2y = 5a.)2x + y =
1. 3 answers
2. asked by Ariel
3. 473 views

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