Tuesday
September 23, 2014

Posts by matt


Total # Posts: 1,814

physics
i am also stumped on this question The bounce periods y are measured for a set of masses x hung from a spring. Assuming the exponential form y = bx m, (log y) vs. (log x) is plotted, yielding a linear trendline equation of (log y) = 0.4796 (log x) + 0.1029, with R2 = 0.9991. ...
May 12, 2012

physics
A 2630-kg car drives up a hill 769 meters high in 41.0 seconds. Calculate the power exerted
May 12, 2012

bio
what do macrophages have to do with coplement proteins
May 10, 2012

english
so adverb?
May 10, 2012

english
(forth) is italicized
May 10, 2012

english
thank you and i have something different now: What part of speech is the italicized word in the sentence below? Four score and seven years ago, our forefathers brought forth upon this continent a new nation conceived in liberty and dedicated to the proposition that all men are...
May 10, 2012

english
so its complex??
May 10, 2012

english
please help
May 10, 2012

english
is this a compound or complex sentence: They were lovely people, the kind you might meet anywhere.
May 10, 2012

Statistics
A large furniture store has begun a new ad campaign on local television. Before the campaign, the long term average daily sales were $24,819. A random sample of 40 days during the new ad campaign gave a sample mean daily sale of x(bar)=$25,910 with sample standard deviation s...
May 9, 2012

english
its adjective clause?
May 8, 2012

english
i have one more :The hero falls in love with a countess (who is very beautiful).
May 8, 2012

english
its past participial phrase
May 8, 2012

english
i think it could be: Headed by a senior,
May 8, 2012

english
so it would be nominative absolute??
May 8, 2012

english
senior
May 8, 2012

english
or prepositional phrase with a gerund
May 8, 2012

english
thank you and what about this one:Headed by a senior, the group drew up rules for School Spirit Week. i think its nominative absolute??
May 8, 2012

english
please help me!!!! Put the sizes on the uniforms while sorting them out. and the italicized is sorting them out,can only be: adverb clause infinitive phrase past participial phrase elliptical clause adjective clause
May 8, 2012

english
please help me
May 8, 2012

chemistry
The half life of phosphorus -32 is 14.3 days. What percentage of an original samples radioactivity remains after 57.2 days?
May 7, 2012

biology
What reactions go on in your brain when you fall asleep? If you could give me a website that goes INDEPTH as to what happens in the brain when you fall asleep that would be great!
May 7, 2012

statistics
The international olympic committe states that the female participation in the 2004 summer olympic games was 42%, even with new sports such as weight lifting, hammer throw, and modern pentathalon being added to the games. Broadcasting and clothing companies want to change ...
May 4, 2012

math
For the geometric series 50+48+... a. 867.373 is the approximate value of a partial sum of the series. How many terms were added to get this number? b. To what number does the serveries converge?
May 3, 2012

APUSH PLZ HELP!
In 1850 the South was in good political shape. Each of the following descriptions explains why that was true except? A. Zachary Taylor, the president, was a southern slave-owner B. The majority of the presidential cabinet were southerners C. Most of the justices on the US ...
May 2, 2012

APUSH
In 1850 the South was in good political shape. Each of the following descriptions explains why that was true except? A. Zachary Taylor, the president, was a southern slave-owner B. The majority of the presidential cabinet were southerners C. Most of the justices on the US ...
May 2, 2012

science
How do you think objects will fall when there is no air
May 2, 2012

Math Word problems (3rd Grade)
A 4oz jar of spice costs 92 cents. What is the unit cost per ounce?
April 30, 2012

bio
how is the thalamus the sensor regulator for the brain (what are the steps that happen when it receives a stimuli?
April 30, 2012

biology
how does the REM help create a sleep signal sent from the pons in the brain that helps to stop motor neurons in the spine when a person sleeps. Please help me! I am looking for detailed information right down to the certain proteins and such! I have searched everywhere and ...
April 29, 2012

Music
I need to make an instrument for my music class. does anyone have any good ideas? we will have a week to make it. It cant be something that involves using power tools. Any ideas? and if so do you have a website on how to make it? I wanted to try to make an accordian like out ...
April 26, 2012

math
using three dimensional objects. trace one face of a cone. trace one face of a pyramid.
April 24, 2012

algebra
Mr.dorkus lost five test papers.he found a summary of the missing scores which said that the mode of the scores was 90 the meadian was 85 and the mean was 83.The grades were whole numbers bettween 0 and 100. what is the lowest possible score of the missing test
April 23, 2012

algebra
the student store sells schools supplies,hats,and t-shirts with NAMS printed on them.The person who counted the hats and t-shirts can't remember exactly how many of each there were but he does remeber these 2 facts: -there were four times as many t-shirts as hats -there ...
April 23, 2012

Physics
A particle has a de Broglie wavelength of 3.30 x 10^-10 m. Then its kinetic energy quadruples. What is the particle's new de Broglie wavelength, assuming that relativistic effects can be ignored?
April 22, 2012

Physics
The interatomic spacing in a crystal of table salt is 0.281 nm. This crystal is being studied in a neutron diffraction experiment, similar to the one that produced the photograph in the figure. How fast must a neutron (mass = 1.67 x 10^-27 kg) be moving to have a de Broglie ...
April 22, 2012

math
If the volume of a cylindrical block is equal to 800cm^3 prove that the total surface area is equal to 2(pi)x^2 + (1600)/x, where x cm is the radius of the base. hence obtain the value x which makes the surface area a minimum.
April 17, 2012

geometry
The area of a regular decagon is 50cm2. What is the area of a regular decagon with sides four times the sides of the smaller decagon?
April 13, 2012

circular motion
6134
April 12, 2012

math
2 men ran 36 parts. X ran 5 times as many as Y. how many parts did Y run?
April 9, 2012

History
Create a Metaphor and simile about the panama canal, the perspective of the untied states from panama canal, and from the perspective of panama canal from the untied states. and give three reason for each.
April 8, 2012

Math
find the equation of a line that passes through (5,2) and (2, -2)?
April 7, 2012

Physics. PLEASE HELP!!
You must be in Dr Jordans class as FAU as well
April 7, 2012

alegbra
Coach Willful believes that the best sixth-grade soccer players are 58 inches tall, and he will accept his ideal as players on his team. why does the equation:|58-h|<4 express the height,h, of coach Willful's team players?
April 5, 2012

Current/Magnetic force
A high voltage power line carries a current of 110 A at a location where the Earth's magnetic fields has a magnitude of 5.9 x 10^-4 T and points north at an angle of72 degrees below the horizontal (toward the earth surface). Find the direction and magnitude of the magnetic...
April 5, 2012

social studies
Thanks
April 3, 2012

social studies
i did my project on the attack on pearl harbor and it says that i have to describe how my project relates to the theme "Revoultion,Reaction and Reform" i have no clue about this question. Please help?
April 3, 2012

social studies
Why was pearl harbor described as a day of infamy?
April 3, 2012

physics
a fully loaded saturn V rocket has a mass of 2.9*10 to the power of 6 Kg. Its engine provides a thrust of 3.3*10 to the power of 7N(down). Determine its weight (force due to gravity) as it stands on a launching platform
April 2, 2012

math
Compute the compound quarterly amount after 1 year for $100 invested at 12% interest compounded quarterly. What simple interest rate will yield the same amount in 2 years?
April 1, 2012

physics
What pressure does a 155Newton woman exert on the floor when she balances on one of her heels? Her heels have an average radius of 0.0005 m.
April 1, 2012

physics
Please Help, Two point charges are fixed on the y axis: a negative point charge q1 = -23 µC at y1 = +0.23 m and a positive point charge q2 at y2 = +0.33 m. A third point charge q = +7.8 µC is fixed at the origin. The net electrostatic force exerted on the charge q ...
March 30, 2012

math
how do you do it though? its hard
March 28, 2012

math
what problem did the dumb gangster have when the boss told him to blow up a car?
March 28, 2012

APUSH
Please check? 1. a 2.c 3. e 4. b 1. Before the civil war the south's slave labor force a. was a self reproducing population b. was generally unprofitable to the planter class c. was an inflexible labor system d. was employed exclusively in the cultivation of cotton e. was ...
March 27, 2012

math
Suppose $15000 is invested in an account for 6 years. Find the balance in the account if interest is compounded continuously at 6%.
March 22, 2012

English
In the word ecologists, is eco the root morpheme or ology? Are the morphemes eco, log, y, ist, s or ec, ology, ist, s ? This is very confusing for me. Any explanation on how to find the root would be appreciated. It's easy to find roots on some words, but words like ...
March 18, 2012

English
requirements name the root morpheme:quire # of bound morphemes: 3 list derivational morphemes: re, ment list inflectional morphemes: s Is this correct?
March 17, 2012

calc
consider the function f(x)=x^3 - x^2 - 3x -2. find the average slope of this function on the interval (-2,3). by the mean value theorem, we know there exists a c in the open interval (-2,3) such that f'(c) is equal to this mean slope. find the two values of c in the ...
March 16, 2012

English
Is "this" an adjective or determiner if you are doing a syntax tree diagram branching out from a NP? I will surely leave this job without a penny in my pocket. Is "without" a preposition?
March 16, 2012

English
Is this sentence in past progressive tense? The freshman math classes were already behind schedule by three weeks.
March 15, 2012

Physics
Calculate the resistance of a 900 watt toaster operating at 120 volts. Which formula do you use?
March 12, 2012

math! help please wont take long
dont answer i figured it out
March 6, 2012

math! help please wont take long
find the value of K so that 3x^2-6x+k=0 has a double root answer is 3. how do you find that
March 6, 2012

College Algebra
Let U = {5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, A = {6, 8, 10, 12}, B = {9, 13}, and C = {6, 9, 12, 13, 14}. List all the members of each of the sets. (a) (A ¿ B) ¿ C , (b) A ¿ B ¾ C
March 6, 2012

English
important is an adjective; ratings is a noun; reasons is a noun;offers is a verb.
March 1, 2012

English
Incorrect sentence: The report considers important factors in choosing a medical facility, ratings of services at the urgent care center, reasons why HMO members do not use the center, and offers suggestions for increase in member usage. I know this has parallelism problems. I...
March 1, 2012

English
I think # 1 is weak and #3 is weak.
February 29, 2012

English
Are the verbs in these sentences passive voice, weak or past tense. My answers: 1. The book was informative but too long.--weak or past or both?? 2.The teachers have sent the book to the publisher.--past 3.The essay has been shortened by ten pages.-- past 4. This method of ...
February 29, 2012

Math
Transform the equation or inequality by completing the square. y^2+3x-6y-7=0
February 27, 2012

physics
At a given instant in time, a 4.2-kg rock is observed to be falling with an acceleration of 8.4 m/s2. To two decimal places, what is the magnitude of the force of air resistance acting upon the rock at this instant?
February 27, 2012

Chemistry
[H^+] = 2.7 x 10^-3 Calculate for [OH^-] [OH^-] = ? M
February 26, 2012

Algebra
A club with 35 members is to select five officers (president, vice president, secretary, treasurer, and historian). In how many ways can this be done?
February 23, 2012

physics
a force F pushes on a box of mass m that initially is at rest on a rough, horizontal surface. the force F is directed at an angle theta = 30 degreees above the horizontal. the coefficants of friction between the plane and the box are static= .30 and kinetic = .28. if F=50N and...
February 17, 2012

Math
Given two spinners one with four equal parts labeled 1,1,3,4. And one with six regions labeled 1,2,3,4,5,6. Given one spin on each spinner what is the probability of spinning two numbers with the sum of 7?
February 16, 2012

algebra
how many pounds of cashew nuts that sell for 2.00 a pund should be mixed with peanuts, which sell for 80 cents a pound to make a 10 pound mixture that sells for 1.28 a pound
February 15, 2012

algebra
a lab technician has a 15% alcohol solution. She wants to make 100 gallons of a 29% solution. How much of the 15% solution should she use?
February 15, 2012

phyisics
A 615 kg racing car completes one lap in 14.3 s around a circular track with a radius of 40.0 m. The car moves at constant speed. (a) What is the acceleration of the car?
February 14, 2012

science
*conclusion
February 13, 2012

science
i have no idea what to do for my manatee onclusion. Any ideas for what to say?
February 13, 2012

science
Thanks
February 13, 2012

science
What does it mean when manatees have natural selection? i have a summary to do about manatees and one of the words i have to use is natural selection. Any help?
February 13, 2012

science
i still dont get it :/
February 13, 2012

science
If the manatees were able to make 3 adaptions to their body or way of life for their survival, what would they be? PLEASE no websites :/
February 13, 2012

science
identify onbe external feature of the manatee that allows it to live in water.
February 12, 2012

Physics
A test tube in a centrifuge is pivoted so that it swings out horizontally as the machine builds up speed. If the bottom of the tube is 145.0 mm from the central spin axis, and if the machine hits 46500 rev/min, what would be the centripetal force exerted on a giant amoeba of ...
February 11, 2012

MAth Probability
Determine the probability of each of the following types of poker hands a. Two pairs (two cards of one denomination, two cards of a different denomination, and one card of a denomination other than those two denominations) b. One pair (two cards of one denomination and three ...
February 9, 2012

Math Probability
A math class has 20 students who choose a topic from a list for an essay. How big pool is necessary for the probability of at least one duplicate to drop below fifty percent? I understand it is like the birthday problem, I just do not understand how to solve it still.
February 9, 2012

Math Probability
What is the probability that a student applied to THREE OR MORE colleges? with the chart Num. Applied Probability 1 .17 2 or less .29 3 or less .43 4 or less .59 20 or less 1
February 9, 2012

Math
A math class has 20 students who choose a topic from a list for an essay. How big pool is necessary for the probability of at least one duplicate to drop below fifty percent?
February 8, 2012

intermediate algebra
The third angle in an isosceles triangle is 1/2 as large as each of the two base angles. Find the measure of each angle.
February 5, 2012

intermediate algebra
The third angle in an isosceles triangle is 1/2 as large as each of the two base angles. Find the measure of each angle.
February 5, 2012

Physics
A 6490 kg helicopter accelerates upward at 0.59 m/s2 while lifting a 1180 kg car. (a) What is the lift force exerted by the air on the rotors? N (b) What is the tension in the cable (ignore its mass) that connects the car to the helicopter?
February 2, 2012

chemistry
thanks
February 2, 2012

chemistry
how would i set this up? chelste's diet restricts her intake of protein to 24 g per day. if she eats an 8.0 oz burger that is 15.0% protein, has she exceeded her protein limit for the day? How many ounces of a burger would be allowed for chelste?
February 2, 2012

Math: Algebra
Landon can climb a certain hill at a rate that is 2.5 mph slower than his rate coming down the hill. If it takes him 6 hours to climb the hill and 45 minutes to come down the hill, what is his rate coming down?
February 1, 2012

physics
If someone kicks a soccer ball across a flat parking lot with an initial velocity of 19.0m/s @ 19 degrees, how long will the soccer ball be in flight and how high above its launch point will the ball go? What would be the x and y components of this velocity at t=0.
January 31, 2012

trig
Prove (1+secx)/(tanx+sinx)=cscx
January 31, 2012

Trig
Solve the following trig equation 2cos(x-π/6)=1
January 31, 2012

Trig
Prove (1+secx)/(tanx+sinx)=cscx
January 31, 2012

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