Questions Asked on
August 24, 2013

Geography
Why do geographers study humanenvironment interaction?
asked by Anonymous 
GEOMETRY (Angles) PLEASE
in triangle ABC, angle b is 5 more than twice angle A and angle C iss 35 less than three times angle A. Find the angles of triangle ABC
asked by yuri 
Chemistry :)
How does intermolecular force of attraction is responsible for a change of state?
asked by Celine 
Statistics
A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for Pvalues. The Pvalue of the test turns out to be about 1.8%. 1. The conclusion of the
asked by stat 
science
A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for Pvalues. The Pvalue of the test turns out to be about 1.8%. 1. The conclusion of the
asked by stat 
science
A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for Pvalues. The Pvalue of the test turns out to be about 1.8%. 1. The conclusion of the
asked by stat 
science
A coin will be tossed 15 times, and I have to decide whether it lands heads with chance 0.6 or 0.3. I’ll test the hypotheses Null: p = 0.6 Alternative: p = 0.3 1. First, I will use a simple decision rule: if fewer than half the tosses are heads, I will
asked by stat 
math
Solve 3^x * 9^2x * 8^x/18^x *27^2x *3^2x
asked by James 
Physics
Hi Radioactive decay  A radioactive nuclide has a decay constant of  10^6 s1 what is its half life ? I have come up with is IN (2) / 0.000001 s1 = 693147.18055 which i am having troube working into real figures Can anyone help please .. thanks
asked by Freddo 
Early childhood
I need to see an written example of a summary report on a child for preschool that covers the seven domain. 1.Personal and social development 2. Language and Literacy 3. Mathematical Thinking. 4. Scientific Thinking. 5. Social Studies. 6. the Arts.
asked by Karen 
Maths
Twentyfour ladybirds were sitting at various places around the garden.One sixth of the ladybirds flew away to settle in the garden.Half of the remaining ladybirds sat on a yellow sunflower.Then half of those on the sunflower flew onto a fence post.There
asked by Sarah 
Maths
Twentyfour ladybirds were sitting at various places around the garden.One sixth of the ladybirds flew away to settle in the garden.Half of the remaining ladybirds sat on a yellow sunflower.Then half of those on the sunflower flew onto a fence post.There
asked by Sarah 
Maths
Heather loves roses.In her rose garden she has half as many pink roses as red,and four times as many red ones as white.There are 37 roses that are either yellow or white.Twenty are yellow.How many roses are in Heather's garden? Help me out please anyone
asked by Sarah 
science
Nitrate concentrations exceeding 44.3 mg NO3/L are a concern in drinking water due to the infant disease, methemoglobinemia. Nitrate concentrations near three rural wells were reported as 0.01 mg NO3 N/L, 1.3 mg NO3 N/L, and 20.0 mg NO3 N/L. Do any of
asked by cucu 
science
A reversed osmosis plant desalinates 5×106 L/day of feedwater containing 1,500mg/L of salts, yielding 3 x106 L/day of product water with 75 mg/L of salt. What is reverse osmosis? What is desalination? What would the salt concentration be in the brine?
asked by cucu 
science
Wax is coated on the inner wall of a capillary tube and the tube is then dipped water. Then, compared to the unwaxed capillary, the angle of contact theta and the height h Upto which water rises change. These changes are: 1)Theta increases and h also
asked by nalin 
math
the arithmetic mean of x,y and z is 6 while that of x,y,z,t,u,v and w is 9. Calculate the erithmetic mean of t, u, v and w
asked by lawrence 
mathematics
the arithmetic mean of x,y and z is 6 while that of x,y,z,t,u,v and w is w. Calculate the arithmetic mean of t,u,v and w.
asked by lawrence 
physics
How many coulombs of positive charge are there in 8.70 kg of plutonium, given its atomic mass is 244 and that each plutonium atom has 94 protons?
asked by Justin 
Algebra
1/43 simplify as integer or fraction Can someone show me how?
asked by Christopher 
Genetics
Genes: Brown = B Big eyes = E Small ears = S Frizzy hair = F These 4 phenotypes B, E, S, F are dominant. Recessive alleles = b, e, s, f Assume that all 4 genes are present on the same chromosome and 1) Be/bE and be/be resulted in 400 Be/bE, 300 be/be, 200
asked by John 
Purchasing a car
Which one of the following sources is most likely to give you objective information about the expected performance of a new car model? A. Newspaper ad B. Dealer's local radio commercial C. Manufacturer's television advertising D. Consumer Reports magazine
asked by LadyT 
Physics
Two cars lost in a blinding snowstorm are traveling across a large field, each thinking they are on the road, as shown in the figure on the left. They collide. If the distance x is 141 meters and the red car is travelling at 19.5 mph, how fast to the
asked by Mirana Alam 
American Goverment
Philadelphia, Pennsylvania was NOT _____. the location the 1787 Constitutional Convention. the city where the Declaration of Independence was signed the childhood home of Thomas Jefferson and John Adams an important city in colonial America 22. For the
asked by Miranda 
FRM 130 Retail Math
You are working a floor manager of the hosiery department in Betty's Fashion House. You have purchased items which are invoiced at $38,000 that carry a freight charge of $347 and the cost $150 from a particular vendor to set out on the sales floor. The
asked by Tomika Davis 
American Goverment
Despite their differences, the Founding Fathers all agreed that _____. democracy was the most important political value the Constitution should balance order, liberty, and popular sovereignty freedom must be protected at all costs a monarchy should be
asked by Miranda 
math
Dents and Dings Auto Body buys paint with a list price of $29,000. If the supplier extends trade discounts of 30/35/20, what is the trade discount amount?
asked by charles 
SAT Writing
I am rewriting the essay that is regarding to the memory prompt. Essay Life consists of memory and without it, people will have nothing to recall. Everyone at least have to remember something in order to initiate a conversation. Some might tell others
asked by Anonymous 
physics
A car accelerates from 44 m/s to 52 m/s in 3.4 seconds. What distance is covered?
asked by Sara 
ap world history
how did coca cola become the worlds most recognized product?
asked by Anonymous 
maths, limits
lim of x to 0 = x^2+1
asked by dlvan 
Geography
What states might be included in the Sunbelt?
asked by Anonymous 
Geography
Why do geographers study humanenvironment interaction?
asked by Anonymous 
Algebra 1
RosesRRed sells its roses for a fixed down payment of $20 plus $0.75 per stem. Flower Power sells its roses for a fixed down payment of $60 plus $0.50 per stem. Which company offers the better deal? Which flower distributor would you use? why?
asked by Angela 
Social studies
Why did Spain not colonize in some significant areas of north america??
asked by Unknown 
Algebra
The ages of three brothers are three consecutive even integers. If the sum of the 1st, four times the 2nd, and twice the 3rd is 86, what is the age of the oldest brother?
asked by Yasmen 
Chemistry
0.2 Faradays of electricity were passed through solutions of sulphuric acid. Calculate the volume of hydrogen evolved at s.t.p in sulphuric acid.
asked by Shane 
Physics ...
Hi Radioactive decay  A radioactive nuclide has a decay constant of  10^6 s1 what is its half life ? I have come up with is IN (2) / 0.000001 s1 = 693147.18055 which i am having troube working into real figures Can anyone help please .. thanks
asked by Freddo 
math
How long (in minutes) will a 400 mile road trip take at 70 mph? Round your answer to the nearest minute.
asked by Anonymous 
French
Does "je marche" mean "I walk" or "I am walking?"
asked by Anonymous 
home economics
what does the South African government not providing enough welfare or subside to the poor under priviledged
asked by Anonymous 
Math ASAP
Base Area: 23 square inches Height: 11 inches What is the Volume of the hexagonal prism?
asked by Omar 
Math
Last year company x produced 96.8% of a certain product. If company y produced the remaining amount of this product what percent did company y produce?
asked by Lucky 
Math ASAP
Top Area: 13 square inches Total Surface Area: 346 square inches What is the Lateral Surface Area of the 5sided prism?
asked by Omar 
Geography
How might the military use both GEOS and GPS?
asked by Anonymous 
STUDY UNIT MAIN IDEA
THE PHRASE WHAT CALLED THE GREENHOUSE EFFECT PRESENT A/AN
asked by MOOICA 
Physics
In a physics study group, a friend says in a profound tone that light is the only thing we can see. After a few laughs, your friend goes on to say that light is produced by the connection between electricity and magnetism. Is your friend correct? My
asked by Trinitee 
Math ASAP
Top Area: 26 square inches Top Perimeter: 34 inches Height: 11 inches What is the Surface Area of the 12sided prism?
asked by Omar 
Math ASAP
Base Area: 22 square inches Lateral Surface Area: 308 square inches What is the Surface Area of the hexagonal prism?
asked by Omar 
Writing
Can you proofread my essay and I also need a good title? Christopher Columbus was a brave, strong, hardworker who took sea to America in 1470. What is biased? Biased is your opinion or idea on someone. In Christopher Columbus journal excerpt, there were
asked by Allie 
AP Calculus
Find an equation of the tangent line to the graph of f at the given point. f(x)=27/(x^2+9) (3,3/2) I got y=x/2+3, but I don't think its right.. please help!
asked by LaLaLa 
ap world history
any good websites for map outlines for the book "history of the world in 6 glasses" by tom standage?
asked by Anonymous 
Geography
Why do geographers study humanenvironment interaction?
asked by Anonymous 
math
Biologists have noticed that the chirping of crickets of a certain species is related to temperature, and the relationship appears to be very nearly linear. A cricket produces 119 chirps per minute at 67 degrees Fahrenheit and 172 chirps per minute at 88
asked by allison 
Math ASAP
Base Area: 22 square inches Lateral Surface Area: 308 square inches What is the Surface Area of the hexagonal prism?
asked by Omar 
Statistics
The next three questions refer to the following situation. Data from previous years reveal that the distribution if first exam scores in an introductory statistics class is approximately normal with a mean of 72 and a standard deviation of 12. 16) Given
asked by Tara 
Statistic
In a population of over 15,000 patients, the distribution of systolic blood pressure follows the normal curve. Investigators believe the average systolic blood pressure in the population is 120 mm. The investigators take a simple random sample of 6
asked by Anonymous 
statistics
Use the following scenario to answer the next 5 questions. Millions of Americans are subjected to drug testing in the workplace. The tests are not always reliable. A false positive rate of 5% is considered to be a conservative estimate. Suppose that there
asked by help im lost 
Material Science
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees
asked by Joy 
Algebra 2
A lamppost casts a shadow that is 24 feet long. Tad, who is 6 feet tall, is standing directly next to the lamppost. his shadow is 15 feet long. How tall is the lamppost?
asked by Annabelle 
business math
. What is the net price of each Natureland Garden Center lawn mower?
asked by Anonymous 
Geography
In what direction does the Ganges River flow? I am uncertain of whether the river flows in a south or a southeast direction.
asked by Anonymous 
Complements
I think I have the complements right (see what's in brackets), but I need to say whether they're predicate adjective, predicate nominative, direct or indirect objects. At first this Saturday had been a warm, sunny [day]. However, the sky became [greyer]
asked by Jennifer 
world history
explain the relationship between tea and a) the Industrial Revolution and b) the expansion of the British Empire
asked by anonymoose 
Geography
China is the northern neighbor of which countries?
asked by Anonymous 
world history
How did spirits (rum, brandy) help in the building and shaping of early America (politically and economically)?
asked by anonymoose 
SAT Math
1. If xy>1 and zz II.xyz
asked by Anonymous 
Finance
Mrs. Jones owns 100 shares of stock in DaimlerBenz valued at 16.5 Euros per share. What is the value in $U.S. of her stock if: 0.90 € = $1 Value of 100 shares at €16.5 per share 1,650.00 Euros Value of 1,650.00 Euros at 0.90 € = $1 is $1,833.33 0.70
asked by Laura 
Geography
Which city is closer to the Thar DesertLahore, Pakistan or New Delhi, India?
asked by Anonymous 
Algebra
Rays PQ and QR are perpendicular. Point S lies in the interior of angle PQR. If angle PQS= 4+7a and angle SQR=9+4a, fing angle PQS and angle SQR.
asked by Jack Reeg 
Psychology
1.Which of the following is an example of something that remains stable across the lifespan? A. Gender (I chose this) B. Physical size C. Language D. all over above 2. Which of the following is true of the lifespan perspective? A. It is primarily
asked by Lisa 
business math
Classic Furniture purchases dining room sets with an invoice date of September 27, and terms of sale of 3/10, n/60. What is the net date?
asked by Anonymous 
Physics
A monochromatic wavelength 600nm passed through a singlde slit which has a width of 0.8mm. A,calculate the distance between six and nineth bright frings.
asked by Ashebir 
math
line l bisects XY at M and divides XY into two equal parts name a pair of congruent segments
asked by Jae 
algebra 2
Teaneck High had an enrollment of 11050 in 1990 and an enrollment of 13390 in year 1998. What is the predicted enrollment of Teaneck High in 2018 if we assume a linear model?
asked by allison 
math
what is the smaller angle between the hour and the minute hand of the clock at 12:20.
asked by sanjay saini 
Material Science
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees
asked by Joy 
Material Science
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees
asked by Joy 
Material Science
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees
asked by Joy 
Material Science
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that
asked by Joy 
Material Science
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that
asked by Joy 
Material Science
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that
asked by Joy 
Geography
Why are so few nations shown on the cartogram?
asked by Anonymous 
physics
A diver of mass m drops from a board 12 m above the water surface. Calculate his speed 6m above the water surface. What is the speed of the diver just he strikes the water?
asked by zah 
Biology
What does the notation 4n = 28 tell you about how many types of chromosomes there are and how many of each type of chromosome are present in a cell? I am a little confused on how this is determined. Would it be 4 sets of chromosomes with 7 of each type of
asked by Zach 
physics
A 45.0 g ball of copper has a net charge of 1.5 µC. What fraction of the copper's electrons have been removed? (Each copper atom has 29 protons, and copper has an atomic mass of 63.5.)
asked by Justin 
physics
What is the repulsive force between two pith balls that are 12.0 cm apart and have equal charges of 39.0 nC?
asked by Justin 
physics
Two point charges exert a 2.50 N force on each other. What will the force become if the distance between them is increased by a factor of 5?
asked by Justin 
physics
(a) Two point charges totaling 8.50 µC exert a repulsive force of 0.100 N on one another when separated by 0.839 m. What is the charge on each? smallest charge (µC) largest charge (µC) (b) What is the charge on each if the force is attractive? smallest
asked by Justin