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2013
April

Questions Asked on April 12, 2013

Identify one environmental or human factor that causes ill health,accidents,crises and disasters within any community within
1. 2 answers
2. asked by Boitumelo
3. 698 views
suggest 5 recommendation on how to address the air pollution
1. 1 answer
2. asked by Beverlyn
3. 382 views
what recommendations can I address on the air pollution
1. 1 answer
2. asked by Nicole
3. 376 views
In a solar water heater, energy from the Sun is gathered by water that circulates through tubes in a rooftop collector. The
1. 0 answers
2. asked by HELP PLEASE
3. 475 views
There is an auction for a house, with a List Price of $100K. There are only two bidders, who bid randomly, one after another.
1. 1 answer
2. asked by nkm
3. 512 views
The average rate at which energy is conducted outward through the ground surface in a certain region is 30.9 mW/m2, and the
1. 1 answer
2. asked by Shane
3. 963 views
The means of travel within and between neurons is different because:A. electrical signals move impulses within the neuron, while
1. 1 answer
2. asked by Angela
3. 755 views
Behavioral geneticists and evolutionary psychologists emphasize:A. environmental influence on development. B. the role of
1. 2 answers
2. asked by Angela
3. 1,065 views
According to the all-or-none law:A. all axons in an area will fight at a given signal. B. an axon moves from its resting state
1. 2 answers
2. asked by Angela
3. 512 views
Good day , please can you assist me with answering the following questions. There is a short paragraph describing a young man
1. 1 answer
2. asked by CATHY
3. 588 views
A bead of mass m = 40.5 kg is released from point A which is located 5 m above the ground and slides on the frictionless track
1. 1 answer
2. asked by robert
3. 540 views
Information which comes to a neuron must arrive through its:A. axons. B. glial cells. C. prefrontal area. D. dendrites. I
1. 1 answer
2. asked by Angela
3. 399 views
During a free kick at a soccer playoff game a 0.7 kg ball at the peak of the kick 14.7 m above the field had a kinetic energy of
1. 1 answer
2. asked by Lawng
3. 676 views
A group of swimmers is resting in the sun on an off-shore raft. They estimate that 2.5 m separates a trough and an adjacent
1. 2 answers
2. asked by Jessica
3. 1,740 views
provide recommendation on how to address the topic that you identified in the previous question(HIV and AIDS)
1. 1 answer
2. asked by tsundzuka
3. 400 views
Consider a regular pyramid charged with constant volume charge density. The potential at point P, the top of the pyramid is 1V.
1. 3 answers
2. asked by Ian
3. 738 views
if n is any integer ,then in is (a) i,(b) 1,-1 (c) i,-i (d) 1,-1,i,-i
1. 2 answers
2. asked by simran
3. 315 views
According to the all-or-none law:A. all axons in an area will fight at a given signal. B. an axon moves from its resting state
1. 2 answers
2. asked by Angela
3. 454 views
According to the all-or-none law:A. all axons in an area will fight at a given signal. B. an axon moves from its resting state
1. 3 answers
2. asked by Angela
3. 445 views
Behavioral geneticists and evolutionary psychologists emphasize:A. environmental influence on development. B. the role of
1. 5 answers
2. asked by Angela
3. 800 views
Danette knows she is not at all like her parents. She could never be like them. She is her own unique person. Her style of
1. 2 answers
2. asked by Angela
3. 1,412 views
(1)√x-a/x-b + a/b = √x-b/x-a + b/a, b not equal to a, then value of x is(2) if x = 2√24/√3+√2 then value of
1. 0 answers
2. asked by chandrakant
3. 382 views
Four weeks from conception, cell division:A. begins to slow down. B. has resulted in an embryo which is 10,000 times larges than
1. 1 answer
2. asked by Angela
3. 399 views
Dr. Lange is a developmental psychologist. He specialized in cognitive development during the period of infancy. Like most
1. 1 answer
2. asked by Angela
3. 551 views
The volume of 0.100 mol of helium gas at 34°C is increased isothermally from 1.00 L to 4.50 L. Assuming the gas to be ideal,
1. 1 answer
2. asked by sarah
3. 652 views
Find the volume of the solid generated by revolving the region about the given line.The region in the second quadrant bounded
1. 3 answers
2. asked by Tiffany
3. 5,450 views
Find the volume using the shell method - about the x-axisx=y^2/3
1. 4 answers
2. asked by Tiffany
3. 452 views
The velocity of an object t seconds after it started moving is t(t-6). Find the total change in the object's position in the 6th
1. 1 answer
2. asked by Katie
3. 412 views
Problem #1: Find the total amount if you deposit $500 at a rate of 5% for two years using simple interest.Year 1 Year 2 Problem
1. 1 answer
2. asked by ear
3. 457 views
The Revolutionary war-began with the battle of Lexintgton and Concord in 1775 and ended in the year 1783 with the signing of the
1. 1 answer
2. asked by joy
3. 458 views
The body of multicellular animals (salamanders, frogs and so on) is made of more than hundreddifferent kinds of somatic cells.
1. 0 answers
2. asked by S
3. 1,071 views
Humans have about 20,000 genes in our genome. Explain how cells differentiate into different kinds ofcells even though they have
1. 0 answers
2. asked by Student
3. 370 views
4.Fill in the blank with a correct expression with tener to express the following. She is hot. Ella ________. Answer: ella
1. 4 answers
2. asked by Cassie
3. 1,535 views
The french and indian warbegan in the colonies in the year 1754 and ended in the year 1763 in the colonies,the main reason for
1. 7 answers
2. asked by joy
3. 647 views
I have a box of tiles 12" x 12" - how many tiles will I need for a 9 foot x 12 foot room?
1. 1 answer
2. asked by Anonymous
3. 832 views
given the temperature of 27 degrees celsius on a climograph was is the averge monthly prepicipation 24.4 cm
1. 1 answer
2. asked by denise
3. 404 views
A boat is traveling on a bearing of 25 degrees East of North at a speed of 4 knots (a knot is 1.852 km/h). After traveling for 3
1. 4 answers
2. asked by Chad
3. 965 views
The pH of an 0.0870 M solution of weak acid A is 2.20. The pH of an 0.0830 M solution of weak acid B is 4.07. The pH of an
1. 1 answer
2. asked by Maddie
3. 659 views
3. What are the units for Coeffecient of Lift?[kgm^-3] No units [Ns] [N^2] [N] [ms^-1] [kg] 4. What are the units for the ratio
1. 0 answers
2. asked by John
3. 1,048 views
If a 35cm radius tire spins at a rate of 72 rad/s what is the rotating speed?
1. 1 answer
2. asked by donnell
3. 383 views
A small steel sphere of mass 0.40 kg is attached by a 0.50 m long cord to a swivel pin set into the surface of a frictionless
1. 0 answers
2. asked by Alex
3. 856 views
show that √Π+1 is irrational
1. 3 answers
2. asked by anoynomous
3. 359 views
What is the maximum current allowed in a 7.5 W, 300 resistor?
1. 1 answer
2. asked by Noah
3. 449 views
How many moles of sodium hydroxide are needed to react with 148.0 g of Iron (III) bromide?
1. 1 answer
2. asked by Taylor
3. 428 views
an airplane has an airspeed of 430 miles per hour at a bearing of 135 degrees. the wind velocity is 35 miles per hour in the
1. 2 answers
2. asked by kayleigh
3. 3,596 views
4. Identify what is wrong with the following sentence: “Not realizing that there was a hole in the tire”. Then, revise the
1. 1 answer
2. asked by Shorty
3. 545 views
__________ serve as the cytoskeleton of the brain. They support the function of neurons by insulating, repairing, and nourishing
1. 1 answer
2. asked by Angela
3. 420 views
Estimate the area under the graph of 25−x 2 from x = 0 to x = 5 using 5 left rectangles.b. Sketch for yourself the graph of f
1. 1 answer
2. asked by Daniel
3. 722 views
solving with elimination 7x-4y=13 2x-5y =-4
1. 1 answer
2. asked by anatoliy
3. 761 views
solving with elimination 7x-4y=13 2x-5y =-4
1. 1 answer
2. asked by anatoliy
3. 480 views
solving with elimination 7x-4y=13 2x-5y =-4
1. 1 answer
2. asked by anatoliy
3. 867 views
A game is played where a biased coin is flipped. A head is twice as likely as a tail. It costs $5 to plat the game and if a head
1. 3 answers
2. asked by Varonica b. Miller
3. 484 views
You are a maker of hot air balloons and wish to construct a balloon that will lift you and a friend to places unknown. Your
1. 8 answers
2. asked by Ian
3. 618 views
Please mark below all of the statments that correctly describe the physical properties of glass.Glasses do not have slip
1. 3 answers
2. asked by adex
3. 594 views
Consider two glasses. Glass A has a composition of 5% CaO - 95% B2O3. Glass B has a composition of 15% CaO - 85% B2O3. Both
1. 1 answer
2. asked by adex
3. 1,175 views
Which of the following statements describes why ion exchange of 99% SiO2 - 1% B2O3 in a salt bath of molten postassium chloride
1. 1 answer
2. asked by adex
3. 653 views
Find the derivative for the following:a. y = x^2 e^x b. y = (e^x + 2)^3/2 c. y = e^-3x d. y = (e^x-e^-x)/2
1. 1 answer
2. asked by Nuru
3. 316 views
Needing help!Oliver made a pizza that was the same size as the pizza pan he used. The area of the pizza pan was 16(pie sign)
1. 1 answer
2. asked by AsYouLikeIt
3. 495 views
using the punnet square one trait is Dd and the other is dd.1) does the mother or father in a have dimples b) what percentage of
1. 2 answers
2. asked by Anonymous
3. 459 views
Please help if you will!(-5)x7-6+8 A. -49 B. -45 C. -33 D. -25 P.s. Thanks for the help!
1. 10 answers
2. asked by MuchAdoAboutNothing
3. 307 views
The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by
1. 2 answers
2. asked by Wiz
3. 915 views
The unit selling price p (in dollars) and the quantity demanded x (in pairs) of a certain brand of women’s shoes are given by
1. 0 answers
2. asked by Wiz
3. 746 views
A glass of composition 85% SiO2 - 15% K2O is to be surface strengthened by ion exchange. To this end, two identical specimens
1. 4 answers
2. asked by adex
3. 660 views
Find the equation of the line tangent toF(x) = xe^-x at the point where x = 0. What does this tell you about the behavior of the
1. 1 answer
2. asked by Tima
3. 1,563 views
The present value of a building in the downtown area is given by the functionp(t) = 300,000e^-0.09t+�ãt/2 f or 0 _< t _< 10
1. 2 answers
2. asked by Deeno
3. 520 views
Which of these processes will lower the glass transition temperature of a glass? Increase the cooling rate, Decrease the cooling
1. 2 answers
2. asked by adex
3. 641 views
Help please! I would greatly appreciate it!Sarah is making pillows. She uses 2 1/3 yards of fabric to make 5 pillows. How many
1. 11 answers
2. asked by TheTempest
3. 515 views
using the punnet square one trait is Dd and the other id dd.1) does the mother or father in a have dimples b) what percentage of
1. 0 answers
2. asked by Anonymous
3. 440 views
Help if you can! Thanks! Appreciate it!The length of one side of a square is approximately 181 inches. Which could be the length
1. 7 answers
2. asked by MidsummerNight'sDream
3. 358 views
Which one of these statements is true about a "bumper-to-bumper" warranty.A. Normal wear and tear is NOT covered by the
1. 2 answers
2. asked by carrie
3. 526 views
Having problems with a introductory sentence. Its a essay on dying and living.I wrote a question to start my intro. Sentence. Or
1. 2 answers
2. asked by Mike
3. 646 views
Please help! Malia incorrectly graph the equation y=2/3x+12 with a slope of 3/2. What should malia's corrected graph look like?T
1. 2 answers
2. asked by Lizzy
3. 499 views
Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who
1. 0 answers
2. asked by jos
3. 686 views
value ofsin18degree-sin66degree+sin60 degree
1. 2 answers
2. asked by anoynomous
3. 374 views
Find the coordinates of the center of the ellipse represented by 4x^2 + 9y^2 – 18y – 27 = 0.For 2x^2 + xy + 2y^2 = 1, find ,
1. 1 answer
2. asked by Becca
3. 582 views
Find the coordinates of the center of the ellipse represented by 4x^2 + 9y^2 – 18y – 27 = 0.For 2x^2 + xy + 2y^2 = 1, find ,
1. 2 answers
2. asked by Becca
3. 714 views
show that √Π+1 is irrationalif there is any proof
1. 2 answers
2. asked by anoynomous
3. 316 views
Identify 5 ways in which environmental or ill health factor impacts on community
1. 1 answer
2. asked by Anonymous
3. 358 views
1. A _______-centered program is most helpful to the children served.A. family B. child C. school D. parent 2. The vision and
1. 1 answer
2. asked by R.M.K
3. 576 views
Use the Evaluation Theorem to find the exact value of the integral�ç^6 2 2x+1dx 1) What is the antiderivative? 2)What is
1. 0 answers
2. asked by Sasha
3. 367 views
A mass and spring are arranged on a horizontal, frictionless table. The spring constant is k = 450 N/m, and the mass is 5.4 kg.
1. 1 answer
2. asked by HP
3. 2,566 views
What is your average power if you lift a 33.8 kg box at a constant speed to a height of 3.27 m in 6.10 s?
1. 1 answer
2. asked by HP
3. 543 views
The War of 1812-also called the second war of American Independence or by opponents the dersive (----).U.S.declared war on
1. 5 answers
2. asked by joy
3. 701 views
A technician at the top of a 200m tall radio tower drops her hammer.how much time does it take for the hammer to strike the
1. 2 answers
2. asked by jasmine
3. 523 views
WRITE the adverb form that correctly completes the sentence. Hawks resemble falcons (close) of all birds.
1. 3 answers
2. asked by sam
3. 543 views
how to go by doing a personal cash flow statement is it like the regular budgetfor your house.
1. 0 answers
2. asked by dean
3. 348 views
Find the absolute extrema of the function on the interval [2,3]. (Round your answers to the nearest hundredth.)Absolute Minimum
1. 4 answers
2. asked by Jacob
3. 4,599 views
A car weighing 24,500 Newtons is traveling east and travels a distance of 100 meters in 20 seconds. What is the car's mass? What
1. 1 answer
2. asked by Lele Reynolds
3. 781 views
Prov that 1-sin2X/sinX-cosX=sinX-cosX
1. 1 answer
2. asked by Neo
3. 459 views
In 2000, in Country A, the average family net worth was $410,000, and there was about 6.1 x 10^7 families. Calculate the total
1. 1 answer
2. asked by Jamal
3. 456 views
Car A, with a mass of 1250 kg, is traveling at 30 m/s to the east. A truck with mass of 2000 kg, traveling to the west at 25
1. 1 answer
2. asked by Amandos Leonard
3. 548 views
if n is an odd positive integer,then prove that n^2 -1 is divisible by 8
1. 1 answer
2. asked by anoynomous
3. 740 views
Use 5 right rectangles to estimate the area of the area under the graph of 25−x 2 from x = 0 to x = 5 using 5 left rectangles?
1. 0 answers
2. asked by Molly
3. 457 views
Estimate the area under the graph of 25−x 2 from x = 0 to x = 5 using 5 left rectangles?
1. 0 answers
2. asked by Molly
3. 349 views
Key: ☺ = My Answer!1. The thermal energy of an object is _____. its potential energy its average kinetic energy ☺ its
1. 6 answers
2. asked by Jman
3. 1,839 views
An animal population is increasing at a rate of 150+20t animals per year. By how much does the animal population increase
1. 0 answers
2. asked by Bryan
3. 393 views
A student says that the solution of 375 = x – 28 is 347. Explain the student’s error and find the correct answer
1. 33 answers
2. asked by manny
3. 4,745 views
Consider this pathway: signaling ligand �¨ G protein-coupled receptor �¨ G protein �¨ adenylyl cyclase �¨ cAMP.Identify
1. 0 answers
2. asked by Sasha
3. 454 views
critically discuss 8 ways in which the environmental problem impact on the within your country with South Africa
1. 1 answer
2. asked by Beverlyn
3. 439 views
what is the value ofsin18degree-sin66degree+(root3/2)
1. 1 answer
2. asked by anoynomous
3. 324 views

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