Questions Asked on
August 17, 2011

physics
A small weather rocket weighs 14.7 N. The rocket is carried up by a balloon. The rocket is released from the balloon and fired, and its engine exerts an upward force of 10.2 N on the rocket. What is the acceleration of the rocket?
asked by Anonymous 
physics
A bus accelerates at 1.4 m/s2 from rest for 10 s. It then travels at constant speed for 26 s, after which it slows to a stop with an acceleration of magnitude 1.4 m/s2. (a) What is the total distance that the bus travels? (b) What was its average velocity?
asked by Laura 
maths/physics
A rubber ball weighs 49 N. What is the acceleration of the ball if an upward force of 69 N is applied?
asked by Anonymous 
AP Physics
A person on a trampoline bounces straight upward with an initial speed of 4.7m/s . What is the magnitude of the person's speed when she returns to her initial height?
asked by Vova 
physics
A certain sports car accelerates from 0 to 60 mph in 9.0 s (average acceleration = 3.0 m/s2). The mass of the car is 1354 kg. The average backward force due to air drag during acceleration is 280 N. Find the forward force required to give the car this
asked by Anonymous 
Geometry
Point P is located on the segment between point A(1,4) and point D(7,13). The distance from A to P is twice the distance from P to D. What are the coordinates of point P?
asked by Michaela 
physical science
alever is used to lift a heavy load. when a ton force pushes one end of the lever down 1.2m the load rises 0.2m. show the weight of the load is 300n
asked by hattie 
Science
I have to use the terms hypothesis, controlled experiment, and variable in the same sentence.
asked by Hayley 
physics
Two trains face each other on adjacent tracks. They are initially at rest, and their front ends are 50 m apart. The train on the left accelerates rightward at 1.05 m/s2. The train on the right accelerates leftward at 0.93 m/s2. (a) How far does the train
asked by Laura 
Programming
Write a pseudocode program that asks the user for an integer between 1 and 12. The program is to calculate the times table for that number. So for example, if the user enters a 2, then the program has to calculate 2x1 and display the answer, then 2x2 and
asked by Darlene 
Calculus
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=3sqrtx , y=3 , 2y+2x=5
asked by Dan 
physics
The coefficient of sliding friction between rubber tires and wet pavement is 0.50. The brakes are applied to a 750 kg car traveling 30 m per second, and the car skids to a stop. What is the magnitude and direction of the force of friction that the road
asked by Anonymous 
Physics
A whale swims due east for a distance of 7.5 km, turns around and goes due west for 2.5 km, and finally turns around again and heads 2.6 km due east. (a) What is the total distance traveled by the whale? (b) What are the magnitude and direction of the
asked by Pay 
math
use mental math to find each value 5% rebate on a $150 cell phones
asked by luiz 
AP Chemistry
Given: 2N2(g) +O(2) > 2N2O(g) Kc =1.2x10^(35) N2O4(g) > 2NO2(g) Kc = 4.6x10^(3) 1/2N2(g) + O2(g) > NO2(g) Kc= 4.1x10^(9) Calculate Kc for the reaction between one mole of dinitrogen oxide gas and oxygen gas to give nitrogen tetroxide gas.
asked by Matt 
physics
The space shuttle has a mass of 2.0 × 106 kg. At liftoff the engines generate an upward force of 30 × 106 N. a. What is the weight of the shuttle? b. What is the acceleration of the shuttle when launched? c. The average acceleration of the shuttle
asked by Anonymous 
Physics
A runner runs around a circular track with a radius of 50m.if he runs half way round the track from a to b.am i correct if i say his distance is 100m?
asked by Pamela 
Conic section identification
Explain which conic section this equation and explain how to solve it: 12x^218y^218x12y+12=0
asked by saad 
algebra 2
Explain which conic section this equation and explain how to solve it: 12x^218y^218x12y+12=0
asked by saad 
Chemistry
How many grams of hydrogen can be produced by the electrolysis of water with a current of 0.290 A running for 5.00 min?
asked by Heidi 
math
A bucket contains 7 red, 3 blue, 2 black and 1 yellow ball of the same size. A random selection of 5 balls is taken from the bucket. find the probability that the random selection will contain atleast 1 red ball?
asked by Mahalakshmi 
AP Physics
A person on a trampoline bounces straight upward with an initial speed of 4.7m/s . What is the magnitude of the person's speed when she returns to her initial height?
asked by Vova 
math
Determine the regular payment amount, rounded to the nearest dollar. The price of a home is $160,000. the bank requires a 15% down payment. The buyer is offered two mortgage options: 1 year fixed at 8% or 30year fixed at 8%. Calculate the amount of
asked by marie 
math
classify each statement as sometimes, always, or never true. give examples or properties to support your answer a+ (bc) =( a+b) .(a+c)
asked by adrian 
english
Write one paragraph of eight to twelve sentences informing your fellow students of your reasons for wanting to earn your diploma in the program in which you're enrolled, particularly in terms of your career goals. For example, why did you decide to take
asked by Abdullah 
math
A farmer has both chickens and sheep on his farm. He has a total of 25 animals and there are 72 legs on his farm. How many of each animal is there? (I think the answer is 18 (sheep) as chickens are birds not animals!!!
asked by lisa 
chemistry
Bottle A has a volume of 1.2 L, When Filled with sugar water the bottle has a total mass of 5.0 pounds. If the empty bottle has a mass of 800 grams. determine the density of the sugar water in g/mL.
asked by Yoyo 
english
what is correct barband i or barb and me
asked by janice 
solving conics
Explain which conic section this equation and explain how to solve it: 12x^218y^218x12y+12=0
asked by saad 
AP Physics
A person on a trampoline bounces straight upward with an initial speed of 4.7m/s . What is the magnitude of the person's speed when she returns to her initial height?
asked by Vova 
physicsURGENT!!!!!!
Two trains face each other on adjacent tracks. They are initially at rest, and their front ends are 50 m apart. The train on the left accelerates rightward at 1.05 m/s2. The train on the right accelerates leftward at 0.93 m/s2. (a) How far does the train
asked by laura 
english
You demonstrate that you are able to revise, edit, and proofread by effectively rewriting a paragraph using the standard written conventions of American English. To accomplish this assignment, you apply the rules and skills taught in the first four study
asked by Abdullah 
HCM621
As the health care industry evolves and changes so do the legal and ethical issues that its employees face. An employee of the facility you have chosen to study this term has come to you with a question. He has heard a lot about issues the organization is
asked by Pupitas 
physics
The last car unfastens from a moving train. The train continues to move at the same constant speed. What is the ratio of the paths covered by the train and car up to the moment of the car’s stop? Assume that the car decelerates uniformly. Solve this
asked by Anonymous 
bryce
can someone help me write out these expressions? 4 more than p: product of c and 15: the quotient of n and e: The quotient of 17 and k: 23 less than x: the sum of v and 3: the sum of 9 and k minus 17: 7 more than 5 times n: 85 less than the product of t
asked by Math 
sociology
U.S. Civil Service Commission, what polices would you propose to reduce radical ethnic strife in the U.S.
asked by Anonymous 
math
Determine the regular payment amount, rounded to the nearest dollar. The price of a home is $160,000. the bank requires a 15% down payment. The buyer is offered two mortgage options: 1 year fixed at 8% or 30year fixed at 8%. Calculate the amount of
asked by marie 
Economics/ Free Enterprise
What does thinking at the margin mean? Also what is the purpose of a decision grid?
asked by Claire 
physicsHELP!!!
Two trains face each other on adjacent tracks. They are initially at rest, and their front ends are 50 m apart. The train on the left accelerates rightward at 1.05 m/s2. The train on the right accelerates leftward at 0.93 m/s2. (a) How far does the train
asked by laura 
algebra
A boat can travel 114 miles upstream in the same time that it can travel 186 miles downstream. If the speed of the current is 6 miles per hour, find the speed of the boat without a current.
asked by carl 
Economics/ Free Enterprise
What is "Guns or Butter"? Also what is a Production Possibilities curve? I'm a bit confused. Thank you so much whoever is answering this question (:
asked by CP 
physics
Container A is sealed (not open to the atmosphere) filled with water with an unlimited width and depth. Container A consists of Section 1 and 2. The upper part of Container A, Section 1 has 5 feet of air at 21.83 psi Tube B is 80 feet long and full of air
asked by Anonymous 
algebra
jim bought a pair of shoes for $50 and laces for $1. if the sales tax is $7, how much tax must he pay?
asked by angie 
math
use mental math to find each value cost of 8 items at $12.98 each
asked by raul 
math
classify each statement as sometimes, always, or never true. give examples or properties to support your answer d+ (d)=0
asked by jorge 
Statistics
A study shows that the probability of a baby being born with gene x is 0.6. The probability of a baby being born with gene y is 0.7. (a)What is the probability of being born with both genes assuming that the probabilities are independent? (b)In fact; 90%
asked by waqas 
physics
If the tires of the car in previous problem didn’t skid, the coefficient of friction would have been 0.70. Would the force of friction be greater, lesser, or same? Would the car come to a stop in a shorter, same, or longer distance?
asked by Anonymous 
Math
Can someone please go over the steps to solve this problem? I know I need to find where the tugboat intersects the radar but I'm not sure exactly how to do this. A radar buoy detects any boats within a radius of 12 miles. A tugboat starts at a location 18
asked by Lily 
Math
Last month you made longdistance calls to two of your friends. One call lasted 8 min longer than the other. According to the phone bill,the two calls lasted a total of 42 min. How long was each call?
asked by Kelsie 
Math
Your cousin is 26 yr older than your sister. The product of their ages is 560. How old is your sister?
asked by Kelsie 
English
I need to know whether I have at least five adjectives and five adverbs in this paragraph. I am really struggling with this. I understand what adverbs and adjectives are, I am just having trouble writing a paragraph where I have to insert them! One of the
asked by Kala 
physics
The driver notices that the rain leaves no trace on the back windshield of his car slanted at a 60° angle to the horizontal when the car is moving faster than 30 km per hour. Find the velocity of rain droplets.
asked by Anonymous 
maths/physics
Two objects are thrown simultaneously from the same height at 45° angles to the vertical with a speed of 20 m per second; one up, the other one down. Find the difference between the heights the objects will be at two seconds later. How are these objects
asked by Anonymous 
Math
This question is about equations reducible to quadratics: Gerald hits his golf ball down the fairway. The path the ball followed was parabolic in shape with the relationship: h=2d1/30d^2 where h is the height above the ground of the golf ball when it is a
asked by CrissyXD 
algebra
Does the function y = 2^x ever cross the xaxis? Explain why or why not
asked by carl 
Geometry
OMG! I HAVE A BUNCH OF PATTERNS AND I DON'T KNOW HOW TO SOLVE THEM! THINGS LIKE 61, 52, 63, 94... what the poop? help!
asked by Sarah 
trig
i can not figure out how to write the complex number in rectangular form the question is 4(cos 5Pie/6 + i sin 5 pie/6)
asked by fred 
conics
Explain which conic section this equation and explain how to solve it: 12x^218y^218x12y+12=0
asked by saad 
MATHS help plizzz
A spherical balloon is being inflated and its radius is changing at the rate of 2m/minute. When the radius is 4m, find the rate at which the: (a).volume is increasing V= 3/4 pie r^2 (b). surface area is increasing A = 4 pie r^2
asked by Minx 
science
two balls of same size but of different material ,rubber and iron are kept on the smooth floor of a moving train.the brakes are applied suddenly to stop the train .Will the balls start rolling ?If so,in which direction ?Why they move with the same speed
asked by shruti 
chemistry
N204 (l) Delta Hf (kJ/mol) = 20 E cell S (J/mol.K) = 209 N204(g) Delta Hf (kJ/mol) = 10 E cell S (j/mol.k) = 304.1 Given the following data, determine the temperature at which n2o4 (l) and n204 (g) can exist in equilibrium? a. 42 C b. 3 C c. 231 C d. 30
asked by Sara 
Statistics
The turnover (in millions of pounds) for 8 train companies and 8 coach companies are given below. Train 4.3 13.2 134 88 92 66.5 122.1 102 Coach 2.2 31 44 72 19 89.3 55.9 43.1 (a)Using an appropriate statistical test determine whether train companies or
asked by waqas 
English
This is from the book Nothing but the truth by Avi. The question is: After reading the memo in chapter 6, what do you think is the most important issue to the superintendent right now? Please read below to and tell me what you think the answer is because
asked by BritBrit 
englis
Write 3–4 sentences to your best friend describing what you did today using the natural language you would use to talk to your friend. Then, write to your boss and tell him/her about the same event you described to your friend. Compare the verb choices
asked by nisreen 
ENGLISHCOM 155
Do I have five adverbs and five adjectioves in this paragraph? When I got my first white car, I was very excited! My mother and father often feared that I would default on my loan, which I did. I was not very experienced, and did not do my homework like I
asked by Mariah Adams 
MATH PLEASE HELP!!!!!
Ms. Goldfarb has 12 turquoise beads and 3 times as many amber beads. She is making 8 pins with the same number of beads on each pin. How many beads will be on a pin?
asked by MIKI 
Calculus 1, Help!
The rate of transmission r in a telephone cable is obseed to be approximately r(x)=x^2*ln(1/x, where x is the ratio of the radius of the core to the thickness of the insulation. Due to manufacturing constraints, the only possible ratios are 1/4
asked by Callie 
maths/physics
A plane is flying in a straight line at an unchanging height and unchanging speed. The pilot must drop an object onto a target in front of the plane. At what angle must the pilot see the target at the moment of dropping the object? At that moment, what is
asked by Anonymous 
algebra
Two drivers travel 150 miles on a freeway and then stop at a wayside rest area. The first driver travels 5 miles per hour faster and arrives 1/7 hour ahead of the second. Find the average speed of each car.
asked by mich 
physics
A wagon with a width of 2.4 m, moving at a speed of 15 m per second, was shot through by a bullet perpendicular to the movement of the wagon. The distance between the two bullet holes in the wagon’s walls is 6 cm. What is the speed of the bullet?
asked by Mia 
math
Which is steeper, y = 4x+ 5 or y =  5x  2 ?
asked by mely 
english
Pretend that you writing to the editor of your local newspaper. Your purpose is to convince its readers that rather than solely relying on email, people should mail a letter to their loved ones every now and then. Following is your first draft. Every now
asked by Abdullah 
math
f(x)=15x + 4
asked by ramande lawson 
Math
Is this a true statement and what are the steps to figure it out? 5x3y=15:(0,5)
asked by Lee 
Medical Laws & Ethics
Describe the role of the health information management technician in the judicial process.
asked by Lisa 
math
if i bought a car for $18,500 and price was 35% off what was original price and how do I do the math
asked by ray 
math
if i bought a car for $18,500 and price was 35% off what was original price and how do I do the math
asked by ray 
calculus!URGENT
Show that the tangent line to the curve y=x^3 at the point x=a also hits the curve at the point x=2a. Any help?! PLEASE!
asked by Allison 
physics
Water is shooting at the same speed out of the three tubes placed on the ground at different angles of 60°, 45°, and 30° to the horizon. Find the ratio of the greatest heights the streams can reach and the ratio of distances from the mouths of the tubes
asked by Anonymous 
math (repost)
Question: Can MSI (1000 sq inch) be converted into "linear feet"? Answer that was given: Yes, 1MSI = 6.94 ft In a previous post I was told to divide 1000 by 144, but won't that just leave me with 6.94 sq ft? I'm still a bit confused by this, can some one
asked by mary 
adult education
How do educational philosophies and theories affect the statement of purposes and goals, curriculum, instruction, and values?
asked by Anonymous 
literary
In your post, summarize the major similarities and differences between the forms of drama, poetry, and the short story.
asked by bean 
Math
Hi. So we had a long test with this question.. I was wondering how to solve it? Coz our teacher didn't discuss the answers.. and most probably we'll have the same type of question during midterms.. Find the Solution Set 9/25x  4/y^23y = 5 2/25x +
asked by Jen 
Math
another question, im so confused!D: it says: Define variables and write an EQUATION for each phrase: 1.)The total cost is the number of cans times 0.70. Let ___ represent total cost and let ____ represent # of cans. __________________
asked by Math 
Math
Go to: //mmpc.svsu.edu/54thMMPCPITest.pdf Can you explain why number 12 is D?
asked by qwerty123 
math
x + y = 4 2x  3y = 2
asked by ty 
Math
Simplify 1 over [(cube root 2) + 1]
asked by James 
Music
I'm doing an independent study plan for music and I really need some suggestions for choosing the right subject that will be fun and interesting for a class to learn about. Could I please have some suggestions? (Something to do with the voice or piano
asked by Beethoven 
chemistry
What causes the calcium and ATP concentrations to decrease?
asked by meme 
Quimica
No se nombrar este compuesto lo necesti urgente no lo encuentro en ningun lado es: 2RbBr(s) como se llama?
asked by Erika 
visual art terms
variety
asked by earlene 
Statistics
3.The lifespan of 300 Giant turtles is found to follow a Normal distribution ~ N(70,144). (a)What is the standard error for this sample’s mean? (b) What is the probability of a turtle living more than 85 years? (c)What is the probability of a turtle
asked by waqas 
Calculus :)
find y'(x) if x^y=y^x
asked by Hailey 
Calculus
I'm studying infinite series and am really struggling with memorizing all the tests for convergence in my book, there's like 10 of them. I don't think I'm going to be successful in memorizing all of them. I will never be asked in my course to use a
asked by Lee 
chemistry
Can some nice chemist explain to me the system of naming compounds with roman numerals? Also while they are here, tell me exactly the difference between molecules and compounds. Thanks!
asked by jim 
math
cotxcot2xcot2xcot3xcot3xcotx
asked by Poonam 
Latin
Hey I need help finding the English meaning of each of these Latin words. 1 habeo to have 2 3 habemus 4 5 habes 6 you have 7 habetis 8 9 habet 10 11 habent 12
asked by Marina 
history
what were some social, political, and economic changes resulting from the hundred years war? And how did the war begin?
asked by sandy 
Free Enterprise
I'm not clear on the purpose of a decision grid. I know it's most likely common sense but is it just used for considering your options and comparing them in columns or does it have a purpose beyond that?
asked by LHS 
writing
Is "a newborn kitten" considered a complete subject?
asked by Aaron 
statistics
why is the range 31.57  34.03 is not a good choice for class boundaries?
asked by Need help 
statistics
what type of datat must you collect for a t test and why?
asked by Anonymous 
statstics
Considering that a researcher can test at the
asked by Anonymous 
geometry
since segment KL and segment LM are congruent, set up an equation to solve for x. What is the value of x? K (5x4) L (3x+12) M
asked by morgan 
social studies
how do you find out what century a certain year is in?
asked by aleesia 
math
a cube is expanding and its volume is increasing at the rate 96 cubic centimetres/second when the side is 4 cm.Find the rate at which the: a.side is increasing when the side is 4 cm b.surface area is increasing when the side is 4cm V= x^3 A= 6x^2
asked by Minx 
Math
Use the 5 steps to solve this problem. Paint Express charges $30 per gallon of paint plus $1.10 per square fooet of wall space. Color Creations charges $24 per gallon of paint and $1.20 per square feet of wall space. Robert estimates he wll need 4 gallons
asked by Meemee Romulus 
quantative
Provide one pair of variables that might be related to one another
asked by dana 
Mediation
How does a human services worker integrate the use of mediation, or third party neutrality, when he or she also serves as an advocate for the client and is an employee of the agency
asked by Tristan 
Mathematics
1. make p the subject: p/p3= R 2. make R the subject a= 1 1/R
asked by Sarah 
Lab Porcedures
A small sample taken from the body and placed on a medium to allow bacteria growth is a A. profile B. culture C. serum D. specimen Is B correct
asked by Eileen 
math
how to solve (1/291  1/x)
asked by Carol 
algebra
x+4>9 how do you solve this, and graph?
asked by Cbear 
St. Mary's College
I arrived on Barbados on 12/09/99
asked by Anonymous 
marketing
give several exmples how compaines today devloped a marketing mix to compete in ther industry
asked by pam 
American Democracy
What is Devolution
asked by Andrew