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Questions Asked on October 29, 2009

Suppose a 65-kg boy and a 45-kg girl use a massless rope in a tug-of-war on an icy, resistance-free surface. If the acceleration
1. 9 answers
2. asked by Liz
3. 11,353 views
26 protons and 24 electrons. write the symbol of ions
1. 3 answers
2. asked by ash
3. 6,579 views
Not every molecule with polar bonds is polar. Explain this statement. Use CCl©þ as an example.
1. 3 answers
2. asked by Minny
3. 5,015 views
A particular metallic element, M, has a heat capacity of 0.36 J*g*K, and it forms an oxide that contains 2.90 grams of M per
1. 12 answers
2. asked by .
3. 4,417 views
Suppose both pairs of opposite sides of a quadrilateral are parallel. Which angles of the quadrilateral must be supplementary?I
1. 2 answers
2. asked by Faith
3. 4,408 views
While fishing, you get bored and start to swing a sinker weight around in a circle below you on a 0.25-m piece of fishing line.
1. 2 answers
2. asked by Sam Line
3. 3,544 views
A boy reaches out of a window and tosses a ball straight up with a speed of 10 m/s. The ball is 20 m above the ground as he
1. 2 answers
2. asked by Anonymous
3. 3,286 views
An air hockey table works by pumping air through thousands of tiny holes in a table to support light pucks. this allows the
1. 2 answers
2. asked by Liz
3. 3,252 views
How would you find the empirical formula for this... a substance was found by analysis to contain 20% by mass calcium and 80% by
1. 2 answers
2. asked by Jamie Marie
3. 3,049 views
Small molecules are combined to form large molecules by the life function of...please help!! URGENT!
1. 1 answer
2. asked by alyssa
3. 3,005 views
1. The bombardier beetle uses an explosive discharge as a defensive measure. The chemical reaction involved is the oxidation of
1. 3 answers
2. asked by Mahir
3. 2,902 views
14. Which of the following wavelengths will produce standing waves on a string that is 3.5 m long?a. 1.75 m b. 3.5 m c. 5.0 m d.
1. 1 answer
2. asked by Sean
3. 2,860 views
A pilot of mass 65 kg in a jet aircraft makes a complete vertical circle in mid-air. The vertical circle has a radius of 1.70 km
1. 2 answers
2. asked by Rachel
3. 2,855 views
The shorter leg of a 30°–60°–90° triangle is 10.What are the lengths of the longer leg and the hypotenuse, to the nearest
1. 4 answers
2. asked by marie
3. 2,539 views
A particle is moving along the curve y= 3sqrt3x+1. As the particle passes through the point (5,12), its x-coordinate increases
1. 2 answers
2. asked by bre
3. 2,383 views
Batman (mass = 95 kg) jumps straight down from a bridge into a boat (mass = 560 kg) in which a criminal is fleeing. The velocity
1. 4 answers
2. asked by Kayla V
3. 2,141 views
Find the volume of the solid formed by rotating the region enclosed byy=e^4x+3 y=0 x=0 x=0.7 this is my work V = ∫ e^4x dx
1. 3 answers
2. asked by sonia
3. 2,089 views
can somebody show me how to do this?at what point on the graph of y= 3^x +1 is the tangent line parallel to the line y= 5x -1 ?
1. 1 answer
2. asked by carolina
3. 2,075 views
Describe several situations in which an object is not in equilibrium even though the net force on it is zero.I can't think of a
1. 1 answer
2. asked by henry
3. 1,975 views
Jim is to James as Betsy is to______________
1. 6 answers
2. asked by George
3. 1,679 views
what is a less cliche way to say best of both worlds? Im writing for my college applications
1. 2 answers
2. asked by Ryan
3. 1,614 views
A musician plans to perform 4 selections. In how many ways can she arrange the musical selections
1. 3 answers
2. asked by Becca
3. 1,501 views
Air is being pumped into a spherical balloon so that its volume increases at a rate of 80cm^3/s. How fast is the surface area of
1. 3 answers
2. asked by Ash
3. 1,491 views
1. We are living in a world which is full of wonderful things.2. We are living in the world which is full of wonderful things.
1. 1 answer
2. asked by rfvv
3. 1,391 views
An 825-kg race car can drive around an unbanked turn at a maximum speed of 59 m/s without slipping. The turn has a radius of
1. 1 answer
2. asked by Nikki
3. 1,355 views
For my IB project, I need five people who live outside the United States to answer three questions about business in their
1. 2 answers
2. asked by Lisa
3. 1,354 views
A fisherman yanks a fish out of the water with an acceleration of 4.5m/s2 using very light fishing line that has a ''test''
1. 2 answers
2. asked by shani
3. 1,320 views
19. Authors use 5 methods of indirect characterization: speech, appearance, private thoughts, actions, and descriptions of how
1. 1 answer
2. asked by mysterychicken
3. 1,320 views
A uniform beam of weight 520 N and length 3.4 m is suspended horizontally. On the left it is hinged to a wall; on the right is
1. 1 answer
2. asked by Ray
3. 1,275 views
En la 11. ___________ te llamé.De la oscuridad me llamaste. Reconocí tu 12. ___________. Reconociste la mia. “Vente para
1. 1 answer
2. asked by bre
3. 1,248 views
write the expression in the form bi, where b is the real numbersquareroot-16 squareroot-25 squareroot-3 squareroot-5
1. 3 answers
2. asked by tommy
3. 1,230 views
1 An example of an economic aggregate is2 A business cycle is 3 The topics studdied in acroeconomics include 4 A price ceiling
1. 2 answers
2. asked by jasmin
3. 1,222 views
ambultory care medical advancements and increasing costs, many health care service or procedure have moved frominpatient
1. 2 answers
2. asked by cindy
3. 1,208 views
find the equation of a circle with.Center (0,0), radius 2
1. 2 answers
2. asked by kim
3. 1,189 views
**Please check and correct my answers! Thank you.There is free entry into the textile industry. Anybody can enter this industry
1. 1 answer
2. asked by Anonymous
3. 1,180 views
Choose the word "rectangle," "square," or "rhombus" to fill in the blank and make the statementtrue. (If none of the words can
1. 2 answers
2. asked by Becca
3. 1,178 views
1. I have a friend who goes biking many times.2. I have a friend who goes hunting every weekend. 3. I have a friend who got the
1. 2 answers
2. asked by rfvv
3. 1,150 views
1. Which of the following statements about Saadi's sayings is not true?A) They offer practical advice. B) They use simple
1. 3 answers
2. asked by TIffany
3. 1,150 views
Determine the quadrant in which each lies:sec0<0,cot0<0 sin0<0,tan0>0
1. 1 answer
2. asked by Jennifer
3. 1,149 views
your doctor's scale has arms on which weights slide to counter your weight. these weights are much lighter than you are. explain
1. 1 answer
2. asked by clay
3. 1,142 views
I have to define the word Kinship, come up with a couple synonyms, use it in a sentence, and then draw a picture to resemble it.
1. 1 answer
2. asked by Ashley
3. 1,118 views
i need help unscrambling this word yosits levabira and the second word is power heres da descrpition that came with it a feature
1. 1 answer
2. asked by alexander aubin
3. 1,095 views
i need some info about the relationships between the u.s and china how they have changed since ww1 and what the present
1. 1 answer
2. asked by connor
3. 1,046 views
At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 23
1. 1 answer
2. asked by Ash
3. 1,027 views
A uniform beam of weight 520 N and length 3.4 m is suspended horizontally. On the left it is hinged to a wall; on the right is
1. 0 answers
2. asked by Ray
3. 1,014 views
A local cable company, the sole provider of cable television service, is regulated by the municipal government. The owner of the
1. 1 answer
2. asked by Anonymous
3. 1,009 views
When comparing firms within a industry, economists often use the productivity as a measure. Discuss the differences and
1. 1 answer
2. asked by toni
3. 992 views
A diver of weight 730 N stands at the end of a diving board of length L = 5 m and negligible mass. The board is fixed to two
1. 3 answers
2. asked by Ray
3. 978 views
The moment of inertia of an object depends on the shape of the object, location and orientation of the axis of rotation. For a
1. 1 answer
2. asked by Ellie
3. 956 views
A small farm field is a square measuring 230 ft on a side. What is the perimeter of the field? If you double the length of each
1. 2 answers
2. asked by Becca
3. 933 views
list the positive ientegers between -3 and 7list the integers between -3 and 7.
1. 1 answer
2. asked by kate
3. 927 views
The Dove by Ewan McCollWell the dove she's a pretty bird, and she sings as she flies She brings us glad tidings and she tells us
1. 2 answers
2. asked by Jane
3. 923 views
i'm really not sure about this quesstion. can someone pleeease help me :1. Using a set of automatic, programmable machines to
1. 0 answers
2. asked by y912f
3. 922 views
(a) Given that A= 3i - j + 2k andB=2i + 3j - k find A x B (b) if A= i + j, B= 2i - 3j + k and C= 4j - 3k find (i) (AxB)x C (ii)
1. 1 answer
2. asked by Wellness
3. 919 views
Suppose that a given quadrilateral is a kite with no right angles. Which of the following is possible?A) The quadrilateral is a
1. 1 answer
2. asked by Becca
3. 906 views
What are the adjectives in each of the following:1. A quarter will not buy very much. 2. Do you need any food for the party?
1. 1 answer
2. asked by Rachael
3. 899 views
I need someone to complete this checklist for me for my essay:Descriptive Essay Checklist Paragraph #1 (Introduction) ___1. Did
1. 1 answer
2. asked by y912f
3. 894 views
The measurement of one side of a right triangle is found to be 9.5 inches, and the angle opposite that side is 26°45' with a
1. 2 answers
2. asked by Calvin
3. 890 views
Gravel is being dumped from a conveyor belt at a rate of 10 cubic feet per minute. It forms a pile in the shape of a right
1. 1 answer
2. asked by Ash
3. 874 views
In a measurement of precipitation (rainfall), a raingauge with an orifice (collector) area of 30.50 in2 collects 1.30 litres of
1. 0 answers
2. asked by Please Help
3. 868 views
Why are the Supreme Court procedures so rigid?
1. 1 answer
2. asked by Anonymous
3. 865 views
5/2 x + 1/4 x = 11/4 +xhow to solve this? I get 11/4=11/4+x what steps do I have to take after that.. I would appreciate it if
1. 0 answers
2. asked by please help (:
3. 858 views
How would you find the empirical formula for this... a substance was found by analysis to contain 20% by mass calcium and 80% by
1. 1 answer
2. asked by Jamie Marie
3. 839 views
Identify at least two arguments in the article. Outline the premises and conclusions of each argument you find. Then, answer the
1. 3 answers
2. asked by Gail
3. 838 views
how can i define human geography,and 3 examples of how human geography affect people around the world,3 types of communitiesthan
1. 2 answers
2. asked by Racheal
3. 838 views
Object A, which has mass m and a velocity Voi,collides with the Object B,which has mass 2m and a velocity 1/2Voj.Following the
1. 1 answer
2. asked by Randy
3. 828 views
A tourist in France wants to visit 10 different cities. How many different routes are possible?
1. 1 answer
2. asked by Becca
3. 824 views
What are some imagery used in To Kill a Mockingbird? Any examples? Thank you.
1. 4 answers
2. asked by Sara
3. 822 views
A spherical tree ornament is to be painted in bright colors. If the ornament has a diameter of 4 cm,how much paint is needed
1. 1 answer
2. asked by Brandi
3. 808 views
Mass balance on an intravenous injection (IV) bagA nurse sets up an IV drip for a patient consisting of normal saline; assume
1. 0 answers
2. asked by Christina
3. 793 views
Hi! could you help me to start this problem becuase I had try so many time and did not get it right at all please. Thank you so
1. 1 answer
2. asked by Chan
3. 780 views
Consider the issue and implications of intentional news media bias. Why are a large segment of the American news media audience
1. 2 answers
2. asked by Carmin
3. 777 views
A 2.000g sample of magnesium was burned in air to form an oxide. After the product was purified it was found to have a mass of
1. 1 answer
2. asked by Tatiana
3. 730 views
When air expands adiabatically (without gaining or losing heat), its pressure and volume are related by the equation PV^1,4=C
1. 3 answers
2. asked by Ash
3. 718 views
what states would you pass through if you wanted to travel by car from texas to California using the shortest route?
1. 2 answers
2. asked by lola
3. 711 views
USING SER + DE HOW DO I MAKE A SENTENCE USING THEM WITH LINA Y MARIA / COLOMBIA
1. 1 answer
2. asked by BARBARA
3. 695 views
Experiment in this week (week 8) is to study rotational dynamics. Consider a stainless steel annular disk with an outer radius
1. 1 answer
2. asked by Jessica
3. 691 views
Select a management function (planning, directing and motivating, or controlling) and explain how that function relates to
1. 1 answer
2. asked by Anonymous
3. 690 views
I just do not understandthe concept of this can some one make it more simple for me to understand? Remove parenthesis and
1. 1 answer
2. asked by Katrina
3. 686 views
At the first tri-city meeting, there are 8 people from town A, 7 people from town B, and 5 people from town C. If a council
1. 1 answer
2. asked by Becca
3. 674 views
the 3M Post-it Highlighter case presents a number of issues in marketing. How did 3M's David Windorski get ideas from college
1. 1 answer
2. asked by Bryan
3. 672 views
Can someone please help with this?I have to give an example of an internal foe that General Zaroff, from the short story The
1. 4 answers
2. asked by mysterychicken
3. 660 views
Object A, which has a mass m and a velocity Vo(i,) ̂ collides with object B, which has a mass 2m and velocity 1/2Vo(j.) ̂
1. 0 answers
2. asked by Randy
3. 654 views
the _____ equator is at the 0 degrees latitude. the _______ equator is an imaginary line marking the tempeture equilibrium
1. 6 answers
2. asked by melissa
3. 646 views
lx - 2l - lx + 2l > xThe absolute value of x - 2 minus the absolute value of x + 2 greater than x. What is the Answer Please
1. 2 answers
2. asked by Andy
3. 641 views
what is the sonnet form for John Donne? To my mistess going to bed. Can someone explain what is conceit in this poem?
1. 1 answer
2. asked by no name
3. 631 views
Discuss the role of northern capital in the development of the New South. How did the rise of industry affect the lives of rural
1. 1 answer
2. asked by alex
3. 631 views
A local radio station has asked you to participate in an expert panel discussion regarding the role of media in political and
1. 1 answer
2. asked by wayne
3. 630 views
(A) “Market demand for wheat is relatively stable over time but market supply of wheat is very much influenced by the weather.
1. 1 answer
2. asked by Yasser
3. 616 views
integral of 1 to e^4 dx/x(1+lnx)1+lnx = a => dx/x = da dx/ x(1+lnx) = da/a int of da/a = In(a) =>int of dx/ x(1+lnx) =
1. 1 answer
2. asked by angela s
3. 614 views
What are some human featers of Niagara falls canada.
1. 1 answer
2. asked by Em
3. 611 views
identify two ethical principles that should guide technical communications. Explain each of the principles you chose and provide
1. 1 answer
2. asked by Anonymous
3. 611 views
This is my short story essay.I've put some conversations now and then so please take that into account. I would really
1. 1 answer
2. asked by Andy
3. 598 views
Please help, how do I solve this:7 gal/wk = ___ qts/hour
1. 1 answer
2. asked by Danny
3. 594 views
Whenever Congress has a perceived need for ongoing control of an economic activity, it has tended to creat a:a. regulatory
1. 3 answers
2. asked by Lee
3. 594 views
Hi Dr. Bob, this is a chemistry question. I don't know how to go about solving this problem:What is the pH of the solution
1. 1 answer
2. asked by Yo
3. 593 views
find an equation for the plane passing through the points Pi(3,1-2), Pii(-1,2,4) and Piii(2,-1,1)
1. 1 answer
2. asked by Beta plus
3. 590 views
If 5x^2+3x+xy=2 andy=-12, find y'(2) by implicit differentiation.
1. 1 answer
2. asked by Fran
3. 589 views
1. The poem describes when Grendel’s “hatred began,” but it doesn’t tell us why. Why do Grendel began to hate Hrothgar
1. 0 answers
2. asked by kate
3. 581 views
A water delivery truck with a cylindrical tank measuring 8 ft in diameter and 8 ft long dispenseswater to drought victims in
1. 1 answer
2. asked by Brandi
3. 581 views

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