Questions Asked on
January 14, 2012

Physics
A mouse travels along a straight line; its distance from the origin at any time is given by the equation. x= (8.1 cm * s^1)t(2.7cm * s^2)t^2 A) Find the average velocity of the mouse in the interval from t= 0 to t= 1.0 . value=?; unit= ? B)Find the
asked by ben 
physics  Energy
An ore car of mass 41000 kg starts from rest and rolls downhill on tracks from a mine. At the end of the tracks, 9.6 m lower vertically, is a horizontally situated spring with constant 4.7 × 10^ 5 N/m. The acceleration of gravity is 9.8 m/s^ 2. Ignore
asked by rei 
Chemistry
CH4 + 2O2 > CO2 + 2H2O When 70 grams of oxygen react with methane, how many liters of CO2 gas are produced?
asked by David 
physics
A ballistic pendulum consists of a rectangular wooden block of mass 1.5 kg suspended from a ceiling. A bullet mass 0.025 kg undergoes a completely inelastic collision with the ballistic pendulum. Due to the collision the pendulum rises to a height of 45
asked by joane 
physics
a car of mass 500kg is moving at 24m/s. A lion of mass 100kg drops on to the roof of the car from an overhanging branch. Show that the car will slow down to 20m/s.
asked by sepira 
socials
what be the definition for sustainability that come in environment? I find that it be meeting the needs of the present without compromising the ability of future generations to meet their needs. but i not real understand what this means
asked by Mohammad 
Physics
Consider two objects, A and B, both undergoing SHM, but with different frequencies, as described by the equations xsuba= 2.0msin(2.0t) and xsubB = 5.0msin(3.0t), where t is in seconds. After t = 0, find the next three times t at which both objects
asked by Viviana 
World History
What was the cause of the peloponnesian war? A. Greeks sought revenge for the persian wars B. Sparta wanted control of the powerful athneian army C. Many greeks outside of athens resented athenian domination I got B. Around 700 B.C Athenians became unhappy
asked by sarah 
lac english 1 a
how are bario boy and no gumtion alike different In what ways are the authors’ choices and depictions related to the subject matter of their stories?
asked by alexis 
OOP PROGRAMMING
Write a program the inputs (from the user) the number of hours worked and hourly pay rate for employees and outputs their total pay. The program should process an arbitrary number of employees; the user will terminate input by entering 0 for hours worked
asked by kim 
Liberal Arts
Part 1: You finally made it…graduation day has arrived! Your parents are so proud that they are throwing you a HUGE party. They have rented a big tent for your graduation party just in case it rains. The inside of the tent (represented by the blue area)
asked by Brittney 
Physics
A mouse travels along a straight line; its distance from the origin at any time is given by the equation. x= (8.1 cm * s^1)t(2.7cm * s^2)t^2 A) Find the average velocity of the mouse in the interval from = 0 to = 1.0 . value=?; unit= ? B)Find the
asked by ben 
3rd grade math
water makes up 7/10 of your body. Is more than 1/2 of your body water? write a number sentence to compare 7/10 and 1/2. Explain
asked by Carol 
drwls:precalc
4x^29y^240x+36y+100=0 I still end up with the wrong answer. I end up with 4(x5)^2/120  9(y+2)^2=120 9 can't go into 120 My procedure: (4x^240x)(9y^2+36y)=100 4(x^210x +4)9(y^2 +4 +4)=100+ 4(4)9(4) 4(x5)^29(y+2)^2=120 (x5)^2/30  ? 9
asked by 95 
Physics
Please show steps and thank you! An astronaut of mass 70 kg carries an empty oxygen tank of mass 14 kg. He throws the tank away from himself with a speed of 3 m/s. With what velocity does the astronaut start to move through space?
asked by Anon 
chemistry
LeChatelier's Principle !!!! ? plz help me with this problem the following reaction may be used to remove sulfur compounds from power plant smokestack emission. 2HS(g) + SO2 >>>> 3S + 2H2O ...... DELTA h = 145 KJ the value of the euilibrium constant for
asked by klove12 
college mathematics1
solve the system x+6y=24, 6x+5y= 21
asked by Linda 
BUSINESS MATHS
Payment was done on August 30 for the invoice below. Please fill in the blank for the missing quantities. Terms: 5/10, 3/20, n/30 Date: August 19 Quantity Description Unit List Price Total 5 Frying Pan RM25.00 each 5 Glass Jar RM25.00 each 10 Knife RM5.40
asked by ABDULAI ABUSSHAKUR 
operations management
1. What tradeoffs are involved in shifting from a traditional operations systems to a lean operating syatem for” a. manufacturing b. servicing 2. Who in the organization is affected by a decision to shift from a traditional to lean operating system? 3.
asked by Anonymous 
physics
Calculate Earth’s gravitational force on the Shuttle astronauts while orbiting at an altitude of 220 miles (or 354 km) above Earth’s surface.
asked by cory 
precalc
Write the equation of the ellipse in standard form: 4x^29y^240x+36y+100=0
asked by 95 
History
What was the goal of the League for NonViolent Civil Disobedience Against Military Segregation? Did they succeed? Answer :The goal of the Nonviolent Civil Disobedience Against Military Segregation was to urge young men, both black and white, to refuse to
asked by anonymous 
Algebra 2
The perimeter of a rectangle RSTV is 44 ft. Find the least value of the diagonal RT.
asked by Peter 
Math  Arithmetic Sequences
The sum of the 4th and the 14th term of an arithmetic sequence equals 22. The 9th term is 4 larger than the 4th term. Calculate the first term of the sequence. I've been trying to solve this for like an hour but I just can't figure out how to do it! I'd
asked by Max 
GED Math
In the figure below, if the perimeter of triangle ABC is 48, what is the value of x?
asked by Alma 
Chemistry
A mixture of three gases has a total pressure of 1380 mm Hg at 25 degrees celsius. If the mixture contained 56 grams CO2, 3.04 mol CO and 9.03 X 10^23 atoms of Argon, the partial pressure of argon would be about? First I did 9.03e23 * 760/1 = 2.26e22 and
asked by Hannah 
PHYSIC
A SKATER IS ROLLERBLADING DOWN A SIDEWALK AT A VELOCITY OF 2.7 M/S. AS SHE APPROACHES AN INTERSECTION, SHE SLOWS TO A STOP OVER A 5.8 SECOND PERIOD. WHAT IS HER AVERAGE ACCELERATION?
asked by GRISSELL 
PHYSIC
A CHEETAH CAN ACCELERATE AT A RATE OF 8.0 M/S^2. ASSUMING IT STARTS FROM REST, WHAT WILL ITS VELOCITY BY AFTER 3.5 SECONDS?
asked by GRISSELL 
Science
How does water's oxygen content affect freezing point?
asked by John 
intermediate algrebra
Mr. Siglar is a famous speaker. He travels and gives an average of 8 speaches each week. Auditoriums are always full they have 2000 in each. he charges $15 each person. His average expenses for each presentation are 14,000. The cost of meals, jet travel,
asked by Heather 
algebra
Club A offers a starter fee for $17 plus a monthly fee of $11. Club B offers a starter fee of $23 and a monthly fee of $14. How many months untill the prices will be the same?
asked by Rachel 
law
. When using Shepard's Online, a red stop sign and a __________ yield sign suggest either negative treatment or the occurrence of legislative or court action relating to a statute. (Points: 5) red blue yellow white is it YELLOW
asked by Andy 
physics
the system is in static equilibrium. The coefficient of static friction between the block and the table's surface is = 1/3. The mass of the block that is hanging down is n1 Kg. The tangent of the angle shown in the figure is tan theta = n2. What is the
asked by frank 
English
Could you please tell me if the following sentences are possible? Thank you. The principal of my school has asked me to find an Irish school which would be interested in a Comenius partnership with our school, a French high school and a German high school.
asked by Henry2 
Agricultural economics
Would you characterize the market for food items in the US as purely competitive, monopolistic or oligopolistic?
asked by Deberal 
physics  Energy
A 0.280 kg block on a vertical spring with a spring constant of 4.12 × 10^ 3 N/m is pushed downward, compressing the spring 0.0600 m. When released, the block leaves the spring and travels upward vertically. The acceleration of gravity is 9.81 m/s^ 2. How
asked by rei 
psy/300
how does sensation and perception affect learning?
asked by James 
Math Problem
Please solve 4x ¡Ý 2.4
asked by Lavern 
programming
I need help in the TODO section. /** * Driver.cpp  This file contains the driver code to test the * linkedStackType class implementation * */ #include #include "linkedStack.h" using namespace std; template void printStack(linkedStackType& stack); template
asked by Aleen 
Math
Evaluate the given indefinite integrals. ∫ (x+2)(2x+3)^1/2
asked by Jack 
Algebra 1
Marks pet needs to eat at least 18 grams of fiber but less than 25 grams of protein each day. Mark gives his dog Food A and Food B throughout the day. Food A has 2 grams of fiber and 3 grams of protein in each serving. Food B has 4 grams of fiber and 1
asked by Deb 
psychology statistics
15. Based on the information given for each of the following studies, decide whether to reject the null hypothesis. For each, give (a) the Zscore cutoff (or cutoffs) on the comparison distribution at which the null hypothesis should be rejected, (b) the Z
asked by Anonymous 
Trig
(x+3)^2/4^2 + (y2)^2/5^2 The location of the Foci are at: a.(3,1) and (3,5) b. (3,2) and (3,5) c. (3,3) and (3,7) d. (3,1) and (3,5) I get (3,2) and (3,5) Am I correct?
asked by Don 
Fine Art 7
I have this assignment for my fine art class. You see my art teacher was telling us about Martin Luther King on how he is a good man and how he died and more. Do for homework we have to write a thank you letter to them. It doesn't have to be long. My
asked by Laruen 
Algebra 2
Find the equation of the parabola that goes through the given points. (1,2) (0,5) (1,14)
asked by Peter 
English
Hi, i have to write an literary essay for The Great Gatsby and the topic is "IN THE GREAT GATSBY, THE AMERICAN DREAM IS PRESENTED AS A TRAP." Can you give me some advice on how to write it and how to start it with a really nice hook? Our teacher says the
asked by Bonnie 
precalculus
solve the inequality please x^46561>0 So far I have come up with x^4>9^4. I guess what's throwing me is the answer has to be in interval notation and for the life of me, I can't remember what that is! (for me, it used to be a blond moment  now I'm gray
asked by Sara 
Geometric Sequence
Find the fourth term (a4) of geometric sequence if the first term (a1) is 2 and the common ratio, r is 4.
asked by Embraced 
Algebra IIPlease check fpr explanation
I have a question concerning this problem:I just want to make sure my formulas are correct before I do problem It is a hyperbola equation (y4)^2/49  (x6)^2/72 = 1 1.It is a vertical hyperbola, correct? 2. the a^2 is 49, correct? 3. the b^2 is 72,
asked by Graham 
precalc
solve 5^y=4^y+3.Round your answer to the nearest tenth.
asked by 95 
science
how to draw a delivery device for golf balls
asked by cheryl 
physic
a car sits still at a red light. once the light turns green, the driver accelerates at a rate of 3.5 m/s^2. how far has the car moved after 6 seconds?
asked by grissell 
statistics
5. The ages of husbands and wives in a community were found to have a correlation coefficient equal to +0.8; the average of husbands’ ages was 25 years and that of wives’ ages 22 years; their standard deviations were respectively 4 and 5 years. Find
asked by Deba 
PHYSIC
THE MOON ORBITS THE EARTH AT A SPEED OF 1.02 KILOMETERS PER SECOND. USE DIMENSIONAL ANALYSIS TO CONVERT THIS SPEED INTO MILES PER HOUR.
asked by GRISSELL 
5 th grade algebra
5aa2a=18
asked by kennady 
Physic
The moon orbits the earth a a speed of 1.02 Kilometers per second. Use dimensional analysis to convert this speed into miles per hour. is the answer .28 m/s????
asked by Susie 
Physic
A cheetah can accelerate at a rate of 8.0 M/S^2. Assuming it starts from rest, what will its velocity be after 3.5 SECONDS?
asked by Melissa 
math
Solve: 22x 1 plus 5 equals 15
asked by jakia 
Chemistry
A sample of chlorine gas at a pressure of 420 mm Hg and in a volume of 3.50L was heated from 18.0 degrees celsius to 45 degrees celsius after being transferred to a container of volume 2.35L. The pressure in this new container should be about? Would I use
asked by Hannah 
physics
What will be the magnitude of work if a force of 25N pulls a stone through distance of 5m in its direction ?
asked by Hassan 
trig
From the top of a hill 700 ft. high, an observer notes that the angles of depression of two successive markerstones on a level ground, which leads straight away from the hill are 5 degree and 15 degree respectively. Find the distance between the two
asked by Grail 
Chemistry Ozone layer
what is the ozone layer made out of because on differnt websites it says different things and i thought it was made out of the three types of oxygen O2 O3 and i don't know the last one but on other things it says differnt please help me
asked by Anonymous 
precalculus
given the following rational function f(x)= x^2+5x7 / x4 state domain, find vertical, horizontal and oblique asymptotes if any. I found the domain to be (inf.,4)U(4, inf.) and vertical asymptote at x=4 am I right? can someone help me with the rest?
asked by Sara 
algebra
Including a 9% sales tax, an inn charges $127.53 per night. Find the inns nightly cost before tax is added
asked by Rachel 
Physics
A streetcar named Desire travels between two stations 0.59 km apart. Leaving the first station, it accelerates for 10.0 s at 1.0 m/s2 and then travels at a constant speed until it is near the second station, when it brakes at 2.0 m/s2 in order to stop at
asked by Sarah 
law
Review the sentence and determine which is correct. 1(a). The judge admonished the prosecutor and defense attorney who was distracting the jury from the facts of the case. OR 1(b).The judge admonished the prosecutor and defense attorney who were
asked by Andy 
english
what is mary e. wilkins freeman literary style of writing
asked by lora 
law
Review and revise the following paragraph. After reviewing al the pleadings the underlining records that party arguments; pertinent caselaw and statues and the other recommendations filed byt eh party's, this court remainsof the opinion and biew point that
asked by Andy 
physics
a book on a shelf 2.0 meters above the floor has a mas of 1.5 kilograms. what is the gravitational potential energy of the book.
asked by Anonymous 
English
Can you please tell me if the following sentences are correct? Thank you. Complete the second sentence so that it means the same as the first. 1) He went to bed two hours ago. He has been sleeping for two hours. 2) They have been chatting for one hour.
asked by Henry2 
geometry
How do you express the following value without exponents? (243) 6/5
asked by christy 
Chemistry
According to the ideal gas law a 9.03 sample of oxygen gas in a 0.8112 container at 499k should exert a pressure of 456atm. By what % does the pressure calculated using van der waals equation differ from the ideal pressure? For O2 gas a=1.36 L^2atm/mol2
asked by Hannah 
ALG 2
27 + 9 + 3... Find the sum of the geometric series given
asked by Embraced 
physics
A square door on the base of a water tank is 0.5 m by 0.5 m. The tank contains water to a depth of 3 m and sits on four legs. Find the magnitude of the force acting on the door
asked by seare 
chemistry
2SO2 + O2 >>>> 2SO3 delts h = 197.8 KJ K= 0.0114 at 400 degree Celsius engineers have found that SO3 can be produced faster by increasing the temperature to 400 degree Celsius, even though this change favors the reverse reaction. suggest an explanation
asked by klove12 
soc stud 7th gr canada
I have a question about Canada what are 2 countries Canada borrowed their ideas from to form their government? I said : USA and England is that right?
asked by marko 
science
How far out from an axis must a 1200 N force be applied (i.e. what is the forces moment arm) in order to counter and hold a 90 Nm torque acting in the clockwise direction?
asked by Ariel 
PHYSIC
A PLANE IS TRAVELING AT 90 MILES PER HOUR DUE SOUTH. WHAT DO WE KNOW ABOUT IT? 1. ITS SPEED 2. ITS VELOCITY 3. BOTH ITS SPEED AND ITS VELOCITY
asked by GRISSELL 
Physic
A plane is traveling at 90 miles per hour due south. What do we know about it? the speed, its velocity or both its speed and its velocity?
asked by Eddie 
Math Problem
Please solve 4x is greater than or equal to 2.4
asked by Lavern 
Anatomy and Physiology
Discussion Topic: Chemistry of Life, Cells, and Tissues Select an organ and provide an example of how it uses the following: carbohydrates, lipids, proteins, and nucleic acids. Also, describe an area of interest related to one of the types of molecules,
asked by Melanie 
Anatomy and Physiology
Discussion Topic: Chemistry of Life, Cells, and Tissues Select an organ and provide an example of how it uses the following: carbohydrates, lipids, proteins, and nucleic acids. Also, describe an area of interest related to one of the types of molecules,
asked by Melanie 
english
What are the most large ecological problems in the world todayÉ
asked by Rebecca 
American Literature
I read the speech 'On The Campaign Against Drug Abuse" by President and Mrs. Reagan. For one of the questions it asks what inclusive language is used. You, our, we're, etc. were used throughout the speech. Would this be correct ??
asked by Anonymous 
math116
y= 1/2x4 solve for x if y= 1 Answer would be x= 6. So the full answer would be (x,y)=(6,1)?
asked by missy 
Precalc
find the following limit lim n>infinity 2+5n+4n^4/2n show steps please
asked by 95 
English
I urgently need you to check these sentences, please. 1) How long have you know Peter? I' ve known him for two years, since I moved to Paris. 2) We'll arrive late unless we take a taxi. 3) We won't start dinner until/as long as your father doesn't arrive.
asked by Henry2 
calculus
Need help for calcul: ( 1/2 ( 1 + i√3 )) ^2 thanks for your help
asked by Sébastien 
MACROECONOMICS
compare and contrast the Islamic perspective on consumption, investment and savings to conventional economic system?
asked by ABDULAI ABUSSHAKUR 
Nutrition
You decide to perform proximate analysis on a sample from your best friend's diet. Most abundant component(s) in nitrogen free extract of diet would be: a) insoluble fibre b) starch c) triglyceride d) Sodium and potassium I know the correct answer is b)
asked by Ashley 
precalculus
find the inverse of function f(x)=42ln(x+1). state domain, range and any asymptotes of both
asked by Sara 
law
Which of the following legal publications is NOT typically updated with pocket parts? (Points: 5) Legal encyclopedias Legal dictionaries Digests Treatises is it D
asked by Andy 
Physics
PLEASE HELP! and include steps of how you solved it! What magnitude of force, acting for 0.025 s, will change the velocity of a 100 g ball from 30 m/s eastward to 40 m/s westward?
asked by Anon 
poetry
true or false iambic pentameter consists of five feet of two syllables,each of which is an uncaacented syllable followed by an accented one
asked by mariam 
math
Help with this problem 160 mm = blank m 23 cm = blank m
asked by stephanie 
law
Revise and edit the following runon sentence: Data in computerized form is discoverable, even if paper "hard copies" of the information have been produced, the producing party can be required to design a computer program to extract the data from its
asked by Andy 
Physics
Calculate the force of gravity on a 2 kg mass at Earth’s surface. The mass of Earth is 6 * 10 ^24 kg, and its raidus is 6.4 * 10 ^ 6.
asked by Amanda 
Algebra
When do you reverse the sign in inequality? Please give examples.
asked by Anonymous 
law research
Review and revise the following paragraph. After reviewing al the pleadings the underlining records that party arguments; pertinent caselaw and statues and the other recommendations filed byt eh party's, this court remainsof the opinion and biew point that
asked by Andy 
math
Reducing fractions to lowest terms ( 27/54=
asked by regina 
chemistry
My teacher is going to list the molar masses of five gases and ask us which has the largest molar volume at STP. How would I go about solving this?
asked by Hannah 
geometry
How do you solve the following equation. 2= (5/12)x + 3
asked by christy 
physics
An airplane starts from rest and moves forward with a constant acceleration of 5 m/s2 along a runaway 250 m long. How long does it take the plane to reach a speed of 46.0 m/s?
asked by tracy 
geometry
how to write (3.5,1.5) as a midpoint ?
asked by famu