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2012
March

Questions Asked on March 4, 2012

Regular physical activity appears to reduce symptoms of ________ for children and adolescents.A. Anxiety and depression B. Low
1. 6 answers
2. asked by desha
3. 521 views
A pendulum with 1kg weight is set in motion from a position .04 m above the lowest point on the path of the weight. What is the
1. 1 answer
2. asked by Ryley
3. 397 views
What unethical behaviour is taking place in the case study? Name two
1. 5 answers
2. asked by moima
3. 377 views
Explain your perception of the advantages and disadvantages of the American bicameral system.
1. 1 answer
2. asked by lisa
3. 408 views
If a ball were to fall off a 180cm table,how fast would it be going halfway to the ground?
1. 1 answer
2. asked by Anonymous
3. 321 views
If I have a 3 didgit number - a 3 didgit number = a 3 didgit number but the numbers used are 1-9 and only can be used once what
1. 4 answers
2. asked by olivia
3. 404 views
What is the Lorentz factor for a spaceship traveling at 0.5c?
1. 3 answers
2. asked by Linda
3. 308 views
a car traveling on a straight road accelerates uniformly at a meter per second square from its initial speed of 20 meter per
1. 2 answers
2. asked by maha
3. 588 views
What is the final step to determine the product of 3/8 and 4/5?
1. 1 answer
2. asked by Jon
3. 242 views
compare&contrast warm front &cold front
1. 1 answer
2. asked by esha
3. 458 views
What is the time it takes a mosquito to flap its wings once if the frequency of their wing beats is 440Hz?
1. 3 answers
2. asked by Jim
3. 400 views
A hockey puck with mass 0.160 kg is at rest at the origin (X = 0)a player applies a force of 0.250 N to the puck, parallel to
1. 3 answers
2. asked by evelyn
3. 852 views
How fast must a spacecraft travel to reach the center of our Galaxy (26,000 ly away) in 100 tears "ship time"?
1. 1 answer
2. asked by Linda
3. 282 views
Two crates , one with mass 4.00 kg and the other with 6.00 kg, sit on the frictionless surface of a frozen pond, connected by a
1. 4 answers
2. asked by evelyn
3. 4,357 views
A steamer goes 91 mi up a river in 6.5 h. The return trip is scheduled for 3.5 h. What is the rate of the water?
1. 1 answer
2. asked by Lillian
3. 307 views
Darby guesses the answers to six questions on the math portion of her college entrance exam. Each question is a true or false
1. 1 answer
2. asked by Anonymous
3. 511 views
How do the surface proteins on a virus help it to invade a host cell?
1. 4 answers
2. asked by Bob
3. 257 views
Write the argument below in symbols to determine whether it is valid or invalid. State a reason for your conclusion. Specify the
1. 1 answer
2. asked by Steve
3. 387 views
Placing a tube, with a radius of .30 cm, vertically into a barrel with a radius of 21 cm it was found that when the barrel was
1. 2 answers
2. asked by Yew Florence
3. 561 views
True or false? Constitutional isomers and conformations have the same molecular formula.
1. 1 answer
2. asked by krystal
3. 900 views
How do I Calculate the final temperature of 299ml of water initially at 31 degrees upon absorption of 19kj of heat?
1. 1 answer
2. asked by Denise
3. 442 views
Choose the type of shape that best matches to CH4.Linear Trigonal planar Bent Tetrahedral Pyramidal
1. 2 answers
2. asked by krystal
3. 704 views
Darby guesses the answers to six questions on the math portion of her college entrance exam. Each question is a true or false
1. 3 answers
2. asked by Student
3. 464 views
When standing erect a person's weight is supported chiefly by the larger of the two leg bones. Assuming this bone to be a hollow
1. 2 answers
2. asked by Brittnieee.
3. 772 views
Words are :A . Convenient Communication shortcuts B .Not arbitrary symbols C .Unique to each individual in English D .Thoughts
1. 6 answers
2. asked by Ade
3. 662 views
the shadow of a tree is 8 feet long. How long of a shadow does a 6 foot man cast?
1. 2 answers
2. asked by Dione
3. 776 views
Darby guesses the answers to six questions on the math portion of her college entrance exam. Each question is a true or false
1. 2 answers
2. asked by Student
3. 866 views
John is making a sundae. If there are 13 flavors of ice cream, 9 different toppings, and 4 types of nuts, how many different
1. 1 answer
2. asked by John
3. 377 views
Consider the curves y = x^2and y = mx, where m is some positive constant. No matter what positive constant m is, the two curves
1. 4 answers
2. asked by John
3. 2,243 views
What is the probability when you roll 2 dice and you roll a number greater than 4 on the first dice and a 2 on the second dice?p
1. 1 answer
2. asked by Mary
3. 505 views
Sarita works 2 days each week. If her office is open 7 days each week, use pascal's triangle to find the probability that she
1. 3 answers
2. asked by Lexi
3. 482 views
A wire 453 m long is in a 0.2 T magnetic field.A 2.56 N force acts on the wire. What current is in the wire? Answer in units of
1. 1 answer
2. asked by h
3. 460 views
Yesterday, at a local restaurant, 60% of the customers ordered a burger.If 42% of the customers ordered a burger and fries, what
1. 2 answers
2. asked by SAM
3. 573 views
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.
1. 2 answers
2. asked by Jimmy
3. 1,133 views
When graphing the equations y = 2x – 2, y = 2x, and y = 2x + 3, what observation can you make about the graphs. Can you make
1. 1 answer
2. asked by algebra 3/4/12
3. 432 views
A pendulum with 1kg weight is set in motion from a position .04 m above the lowest point on the path of the weight. What is the
1. 3 answers
2. asked by Ryley
3. 1,591 views
What,according to the BCEA applies with regard
1. 1 answer
2. asked by Lindokuhle
3. 396 views
Two rectangles are similar the ratio of the lengths of their corresponding sides is 1:2 find the ratio of the peremeters of the
1. 3 answers
2. asked by Anonymous
3. 820 views
The angle through which a rotating wheel has turned in time t is given by \theta = a t - b t^2+ c t^4, where \theta is in
1. 2 answers
2. asked by Mr.Stupid
3. 548 views
Class frequency5-29---------------2 30-54--------------------3 3 55-79--------------------4 80—104 5 105-129 2 130-154 1
1. 1 answer
2. asked by samty
3. 356 views
1-The roots of x2 - 6x + m - 3=0 are x1 and x2.If 2x1 - 3x2= 2 is given, find m?2-Given the inequalities x-2 ______ < 0 and x2 -
1. 2 answers
2. asked by Denise
3. 882 views
a pond surface has a diameter of 200 ft. around it is a walkway of 10 ft. what would be the area of the walkway?
1. 1 answer
2. asked by karleen
3. 335 views
I completed a lab to find the determination of Kc. I have to find the concentrations of reactants at equilibrium using an ICE
1. 2 answers
2. asked by Hannah
3. 1,077 views
Let's explore the efficiency of chloride ion precipitation in seperating Ag^+ from Pb^2+ in a solution. Suppose that [Pb^2+]=
1. 2 answers
2. asked by Tanner
3. 560 views
What concentration of chloride ion is required to precipitate 99.9% of the lead ion from a solution with [Pb^2+]= 0.045 mol/L ?
1. 1 answer
2. asked by Tanner
3. 419 views
In 1993, the life expectancy of males in a certain country was 67.2 years. In 1999, it was 70.3 years. Let E represent the life
1. 1 answer
2. asked by Chasity
3. 497 views
The fuel efficiency, E, in litres per 100 km, for a car driven at speed v, in km/h is E(v)=1600v/(v^2+6400).a) Determine the
1. 2 answers
2. asked by Jake
3. 1,235 views
I'm trying to figure out what the answer would be to this question... a single serving container of yogurt has a capacity of 8
1. 4 answers
2. asked by Brandi
3. 235 views
Consider the following electron configuration.(σ3s)2 (σ3s*)2 (σ3p)2 (π3p)4 (π3p*)4 Select four species that, in theory,
1. 1 answer
2. asked by Sarah
3. 852 views
If u = log(r), where r^2 = (x-a)^2 + (y-b)^2, and (x-1) and (y-b) are not zero simultaneously, show that d^2u/dx^2 + d^2u/dy^2 =
1. 2 answers
2. asked by Bryant
3. 889 views
Find the exact value of each of the other 5 trigonometric functions for the angle of theta (without finding theta) when cos
1. 1 answer
2. asked by Olivia
3. 461 views
Evaluate the definite integral:
1. 1 answer
2. asked by osama
3. 426 views
solve by the substitution method. 2m+n=1 m-9n=10
1. 1 answer
2. asked by Renee
3. 339 views
Courtney's dog sleeps in a crate that is 40 inches wide, 30 inches tall, and 44 inches deep. What is the volume of the dog
1. 1 answer
2. asked by Shea
3. 482 views
There are 64 kids in the swimming pool there are 8 more girls than boys How many Boys are there?
1. 5 answers
2. asked by gabby
3. 393 views
Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
1. 3 answers
2. asked by Bria
3. 919 views
A sporting goods store sells 100 pool tables per year. It costs $20 to store one pool table for a year, based on the average
1. 2 answers
2. asked by help
3. 586 views
How many grams of water are required to dissolve 27.8g of NH4(NO3)(MM=80.05 g/mol)to make a 0.500M solution?
1. 3 answers
2. asked by Carrie
3. 573 views
A fuzzy die (m = 0.2 kg) hangs from the ceiling of a car. When the car accelerates forward along a horizontal road, the die
1. 3 answers
2. asked by Anonymous
3. 477 views
A 5 kg magnet exerts a constant force of 3 N on a 0.25 kg magnet. What force will the smaller magnet exert on the larger magnet?
1. 1 answer
2. asked by Anonymous
3. 466 views
A 5 kg magnet exerts a constant force of 3 N on a 0.25 kg magnet. What force will the smaller magnet exert on the larger magnet?
1. 1 answer
2. asked by Anonymous
3. 1,103 views
A 5 kg magnet exerts a constant force of 3 N on a 0.25 kg magnet. What force will the smaller magnet exert on the larger magnet?
1. 2 answers
2. asked by Anonymous
3. 1,220 views
Thank you, Writeacher. I left out these other sentences. Can you please check them?I left out these other sentences. 1)Macbeth
1. 1 answer
2. asked by Henry
3. 508 views
What is the energy stored in the inductor shown in the figure after the switch has been closed for a very long time? Take V = 15
1. 1 answer
2. asked by Anon14
3. 455 views
Describe the growth in America's postwar economy.The answer must include the following terms. 1) Taft Hartley Act. 2) GI
1. 1 answer
2. asked by Akia
3. 473 views
A group of students is entering a contest to win $1000. The students plan to divide the money equally. Construct a graph that
1. 1 answer
2. asked by Gus
3. 441 views
Thank you for the explanation MathMate! Would the answer to this question be A?Darby guesses the answers to six questions on the
1. 3 answers
2. asked by Student
3. 606 views
a bag contains one red and one white marble.A second bag contains two red marbles and a white one.How many different outcomes
1. 1 answer
2. asked by zain
3. 415 views
if i have a 34 foot vehicle that needs to enter a building throw a 15 foot door and there is a slope of 2 feet to 0 feet what is
1. 1 answer
2. asked by Anonymous
3. 304 views
1)100ml sample of solution that is 0.2m in both Naf and Hf has 4.0 ml of 1.0m hcl added to it. calculate the ph change of this
1. 1 answer
2. asked by Anonymous
3. 440 views
John drives to work each morning and the trip takes an average of µ = 38 minutes. The distribution of driving times is
1. 1 answer
2. asked by gina
3. 959 views
if cot(x-10)=tan(4x) what does x equal?
1. 2 answers
2. asked by Ali
3. 730 views
If the radius of the Earth somehow bloated to twice its size, with no changes in mass, your weight at the Earth's new surface
1. 2 answers
2. asked by Christie
3. 1,006 views
Which of these three produces a greater tidal effect on you right now—the moon, the Earth, or the sunA) The sun.B) The
1. 1 answer
2. asked by Christie
3. 630 views
Why is your weight not one-quarter as much when you climb to the top of a twice as tall tree? A) Because, quite simply, of
1. 2 answers
2. asked by Christie
3. 583 views
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.
1. 1 answer
2. asked by Jimmy
3. 730 views
A major league pitcher can throw a baseball in excess of 41.3 m/s.If a ball is thrown horizontally at this speed, how much will
1. 1 answer
2. asked by Anonymous
3. 1,126 views
A rescue airplane is flying horizontally at a height of 3.0 km with a speed 272 m/s when it releases a package of emergency food
1. 2 answers
2. asked by Anonymous
3. 607 views
I need to find the statment of life in the call of the wild by jack london
1. 1 answer
2. asked by Jake
3. 436 views
what time do restaurants open and close in Mexico? I'm making a menu for a restaurant in Mexico and I need to know what time it
1. 2 answers
2. asked by jocelyn
3. 627 views
how do you do an ice table?
1. 1 answer
2. asked by jill
3. 257 views
how to wirte 3log(s)-4log(c)+2log(t-4) as a single logarithm. Thanks
1. 1 answer
2. asked by vero
3. 536 views
DrBob222No. 0.30 isn't the correct answer either. I'm going to ask my prof about it tomorrow.
1. 1 answer
2. asked by Kiana
3. 378 views
Jay and Tia are planning to buy snack chips.• Individual bags of chips cost $3.00 each. • Each case of chips contains 10
1. 6 answers
2. asked by Frances
3. 1,024 views
How many deciliters of carbon dioxde are produced when 0.38L SO2 is formed?
1. 3 answers
2. asked by Lety
3. 668 views
Determine the genotypes of the parents.One parent has AB blood and the other has type B, but the children, 25% are type A, 25%
1. 1 answer
2. asked by Rebecca
3. 676 views
a ball of radius 5cm is hung against the wall with an 8cm rope from one side of the ball.it has mass of 60newtons.fined the
1. 1 answer
2. asked by Anonymous
3. 372 views
An online scam in which an e-mail is sent to you by someone masquerading as a reppresentative of your bank asking for
1. 4 answers
2. asked by Brenna
3. 428 views
calculate the standard enthalpy change for each of the following reactions. N2O4(g)+4H2(g)=N2(g)+4H2O(g)
1. 3 answers
2. asked by karen
3. 2,252 views
Given that the radioactive decay equation is q = 1250 e-0.05t, if t is in months, the amount of milligram present after 4½ year
1. 1 answer
2. asked by romain
3. 416 views
find (a) the compound amount and (b) the compound interest for the given investment and annual rate.a. $5000 for 20 years at 5%
1. 1 answer
2. asked by romain
3. 509 views
for a measurement of 7.3 mm, how small could the actual length be?A. 6.8mm B. 7.15mm C. 7.25mm D. 7.4mm
1. 1 answer
2. asked by Jim
3. 293 views
A rescue airplane is flying horizontally at a height of 3.0 km with a speed 272 m/s when it releases a package of emergency food
1. 2 answers
2. asked by Anonymous
3. 631 views
A major league pitcher can throw a baseball in excess of 41.3 m/s.If a ball is thrown horizontally at this speed, how much will
1. 1 answer
2. asked by Anonymous
3. 506 views
Four friends together earned 128 mowing lawns. After paying an amount g for gasoline, they shared the money equally. Which
1. 2 answers
2. asked by Jim
3. 622 views
Please draw a number line from -7 to+7 on the line and mark the pointr a(6)b(5)c(-4)d(-6)e(5)
1. 1 answer
2. asked by Anonymous
3. 363 views
Simplify:5+ 1/3 x 1/3 x 1/3-(1/9+1/9)
1. 1 answer
2. asked by Sheilah
3. 269 views
Could someone help me with these questions.If an equation s(t)=t^3 - 2t^2 + 1 describes an object's motion in metres, at what
1. 1 answer
2. asked by Jessica
3. 496 views
Suppose that the marginal revenue for a product is given by the following, where x is the number of units and revenue is in
1. 2 answers
2. asked by Preet
3. 693 views
What is premature death?A. Dying at the average age of death for a specific population group B. Dying after the average age of
1. 2 answers
2. asked by desha
3. 964 views

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