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Questions Asked on January 24, 2010

a 2000 kg car rounds a circular turn of radius 20.0 meters. if the road is flat and the coefficient of static friction between
1. 2 answers
2. asked by mallory!!!!!!!!!!!!
3. 9,885 views
tarzan tries to cross a river by swinging from one bank to the other on a vine that is 10.0 meters long. his speed at the bottom
1. 6 answers
2. asked by hannah!
3. 9,850 views
A car travels due east with a speed of 35.0 km/h. Raindrops are falling at a constant speed vertically with respect to the
1. 3 answers
2. asked by Michelle
3. 7,051 views
how many grams of HNO3 can be produced if 225 grams of NO2 is mixed with 55.2 g of H2O?3NO2 + H2O=2HNO3 + NO
1. 2 answers
2. asked by jenny
3. 5,442 views
1. A girl on a playground swing makes a complete to-and-fro swing each 2 seconds. The frequency of swing is1. (0.5 hertz) 2.
1. 1 answer
2. asked by Sam
3. 4,141 views
why do elements in the same family generally have similar properties?
1. 1 answer
2. asked by samuel
3. 3,885 views
Given that the heat of fusion of water is -6.02 kJ/mol, that the heat capacity of H2O(l) is 75.2 kJ/mol*K and that the heat
1. 3 answers
2. asked by i'm stuck
3. 3,595 views
A snail climbs up a wall 20 feet high. Each day the snail climbs 5 feet, but each night it slips backwards 4 feet. How many days
1. 5 answers
2. asked by Anonymous
3. 3,446 views
A 10,000 kg railroad car traveling at a speed of 24.0 m/s strikes an identical car at rest. If the cars lock together as a
1. 3 answers
2. asked by Jeremy
3. 3,292 views
Correct the following statement: The racing car rounds the turn at a constant velocity of 145 km/hr.
1. 2 answers
2. asked by mimi
3. 2,829 views
79): Find the area of the sector of the circle. Radius: 2.5 feet. Central Angle: 225 degrees.I multiplied (1/2)(25/4)(5pi/4),
1. 2 answers
2. asked by Daphne
3. 2,585 views
“Harlem”What happens to a dream deferred? Does it dry up like a raisin in the sun? Or fester like a sore— And then run?
1. 6 answers
2. asked by Candace
3. 2,436 views
the force exerted by a spring increases as the spring stretches. imagine that you attach a heavy object to one end of a spring
1. 2 answers
2. asked by billie
3. 2,401 views
To correctly quote from a source the information must be enclosed in quotations marks and include a reference to the source in
1. 2 answers
2. asked by Na-Na
3. 1,976 views
1. In an article about the financial problems of USA Today, Newsweek reported that the paper was losing about $20 million a
1. 1 answer
2. asked by Monnie
3. 1,888 views
how does the gravitational force exerted by earth on the sun compare with the gravitational force exerted by sun on the earth?an
1. 3 answers
2. asked by amar
3. 1,880 views
Expain why,it is easier to break an egg by stricking at the flat side, other than at the pointed edges.
1. 3 answers
2. asked by caleb
3. 1,824 views
A child's dose of medicine is 16of a pre-measured dose cup. If the bottle of medicine is the size of 9 dose cups, how many
1. 1 answer
2. asked by Janey
3. 1,778 views
The following values are the only allowable energy levels of a hypothetical one-electron atom:E6 = =2 X 10^-19 J E5 = -7 X
1. 1 answer
2. asked by Vea
3. 1,681 views
You and your friends are organizing a trip to Europe. Your plan is to rent a car and drive through the major European capitals.
1. 2 answers
2. asked by John
3. 1,608 views
Describe the path of a moving body whose acceleration is constant in magnitude at all times and is perpendicular to the
1. 1 answer
2. asked by anne
3. 1,589 views
why does fluorine have a higher ionization energy than iodine?
1. 1 answer
2. asked by samuel
3. 1,550 views
Estimate the terminal speed of a wooden sphere (density 0.770 g/cm3) falling through air, if its radius is 9.00 cm and its drag
1. 1 answer
2. asked by ucieng
3. 1,496 views
hi I have an exam tomorrow in english and our teacher told us the exam is writing an essay on either curious case of the dog in
1. 1 answer
2. asked by Anonymous
3. 1,490 views
Celeste's diet restricts her intake of protein to 24 g per day. If she eats 1.2oz of protein, has she exceeded her protein limit
1. 1 answer
2. asked by robynn
3. 1,482 views
An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 15.0 m if her initial speed is 2.40
1. 2 answers
2. asked by Michelle
3. 1,434 views
Mayan kings and many school sports teams are named for the puma, cougar, or mountain lion Felis concolor, the best jumper among
1. 2 answers
2. asked by Michelle
3. 1,426 views
Mayan kings and many school sports teams are named for the puma, cougar, or mountain lion Felis concolor, the best jumper among
1. 2 answers
2. asked by Michelle
3. 1,411 views
a computer manufacturer needs to change the dimensions of its foam packaging for a new model of computer. the width of the
1. 1 answer
2. asked by Jane
3. 1,409 views
In the product F = qB (vectors), take q = 2 (neglecting the units of charge, q) and v = 2.0 i + 4.0 j + 6.0 k and F = 4.0 i +
1. 2 answers
2. asked by hannah
3. 1,386 views
Solve by the elimination method.5x-15y=2 and 5x-15y =3 Is there a solution of an ordered pair? Are the infinitely many
1. 1 answer
2. asked by Cecelia
3. 1,353 views
Verify the trigonometric identity:[(1–sin²x)/sin²x]–[(csc²x–1)/cos²x]= -tan²x I still can't figure this out.
1. 2 answers
2. asked by Matt
3. 1,345 views
The mass of a car is 2400 kg. the constant power supplied by the engine is 60 kW and the car starts from rest. What is the speed
1. 3 answers
2. asked by Leah
3. 1,340 views
In the Millikan oil drop experiment, an atomizer (a sprayer with a fine nozzle) is used to introduce many tiny droplets of oil
1. 0 answers
2. asked by James
3. 1,337 views
A little boy is flying a kite. The string of the kite makes an angle of 30 dgrees with the ground. If the height of the kite is
1. 0 answers
2. asked by Rob
3. 1,334 views
Estimate the terminal speed of a wooden sphere (density 0.770 g/cm3) falling through air, if its radius is 9.00 cm and its drag
1. 1 answer
2. asked by ucieng
3. 1,304 views
Translate to an inequality. The average speed, s, was between 100 and 110 mph.Translation: 100_ s _ 110
1. 1 answer
2. asked by Sharone
3. 1,265 views
I need to know if my diagnoses of the following symptoms are correct before I start my research:The 4-year-old Caucasian female,
1. 3 answers
2. asked by Online Bus
3. 1,241 views
When a solid wheel rotates about a fixed axis, do all of the points of the wheel have the same tangential speed?
1. 1 answer
2. asked by courtney!!
3. 1,203 views
How do I writeeach decimal as a fraction in simplest form?
1. 1 answer
2. asked by Damian
3. 1,202 views
hi can you please tell me adjectives to describe characters from midsummers night dream and from curious incident of the missing
1. 1 answer
2. asked by Anonymous
3. 1,199 views
You are on a train that is traveling at 3.0 m/s along a level straight track. Very near and parallel to the track is a wall that
1. 1 answer
2. asked by Mike
3. 1,172 views
Thank you for your last suggestionsCan you tell me if the following statements are all possible? 1) Antony stirs the crowd
1. 1 answer
2. asked by Franco
3. 1,169 views
use trapezium rule with 3 intervals to estimate the value of intergrating x=0 and x=3 squarerooting 1+xsquared
1. 1 answer
2. asked by marie
3. 1,140 views
Cooper Inc's latest EPS was $4.oo, its book value per share was $20.00, it had 200,000 shares outstanding, and its debt ratio
1. 1 answer
2. asked by Carry
3. 1,100 views
A pyramid must have all equilateral triangles for faces for it to have an axis of symmetry.True or False? I thought maybe true,
1. 1 answer
2. asked by April
3. 1,088 views
Select all cases in which the units comprising the solid are best classified as molecules.CrSe C2H2 CS2 C2H4 Cs2S Cl2O7 None
1. 2 answers
2. asked by Angel
3. 1,076 views
An electron is released from rest on the axis of a uniform positively charged ring, 0.100 m from the ring's center. If the
1. 1 answer
2. asked by Alex
3. 1,070 views
What are examples of Juxtaposition in Hamelet?
1. 1 answer
2. asked by Anonymous
3. 1,055 views
I am asked to describe the "syntax" of a book I am reading. I have looked up several definitions of the word and still do not
1. 2 answers
2. asked by Peter
3. 1,045 views
i need to know how the elements of the planets,ie... solids, liquids,gasses and factoring in gravity and temperature combine to
1. 2 answers
2. asked by danielle
3. 1,038 views
in a family with two children, what are the probabilities of the following outcomes, assuming that the birth of boys and girls
1. 1 answer
2. asked by Judy
3. 1,032 views
rank the fallowing elements by increasing atomic radius: carbon, aluminum, oxygen, potassium.please help!
1. 1 answer
2. asked by Jay
3. 1,025 views
where can i find a list of people or several people who perform interpersonal communication skill well.Im looking for example i
1. 1 answer
2. asked by Bryan
3. 1,012 views
Phobos is the larger and closer of Mars’s two moons. It has no atmosphere, a mean radius of 11 km, an albedo of 0.07, and an
1. 0 answers
2. asked by physics help!
3. 1,009 views
What is the prepositional phrase and what is the word that modifies it in the following sentences?1. Many stars together create
1. 8 answers
2. asked by Dilinda
3. 1,005 views
Why does a plant cell transports water against the force of gravity contain many more mitochondria than other plant cells?
1. 1 answer
2. asked by haleigh
3. 997 views
5 | 4,5,5,6,6,6,7,8,8,96 | 0,0,1,1,2,2,2,3,4,4,4,5,6,7 7 | 0,1,1,1 How do you find the mean of this stem-and-leaf plot? Please
1. 1 answer
2. asked by Elizabeth
3. 966 views
the funcation h described by h (x)=2.75+71.48 can be used to predict the height in centimeters of a women whose humerus is x cm
1. 0 answers
2. asked by at
3. 956 views
Two positive point charges are held in place, 0.80 m apart. They are then moved so that their electric potential energy doubles.
1. 0 answers
2. asked by Javier
3. 952 views
Vibration and Wave Fundamentals1. A machine gun fires 10 rounds per second. The speed of the bullets is 300 m/s. (A.) What is
1. 0 answers
2. asked by Sam
3. 950 views
As a result of doing work a person supplies a machine with 1100 J of energy in 12 seconds. The machine in turn does work and
1. 1 answer
2. asked by CB
3. 940 views
A ship is running at 14 3/4 knots (nautical miles per hour) for 7 1/2 hours. How far does the ship travel?
1. 0 answers
2. asked by Jammie
3. 922 views
I need help with these three questions, thanks1)The man lifts a box that weght 185N. The box is lifted 0.80m. How much work does
1. 1 answer
2. asked by MJ
3. 920 views
A particular machine has "mechanical disadvantage". What is the purpose of using such a machine?
1. 1 answer
2. asked by Anonymous
3. 919 views
cos2(120degrees) help me solve this please
1. 1 answer
2. asked by paula
3. 913 views
A 10,000 kg railroad car traveling at a speed of 24.0 m/s strikes an identical car at rest. If the cars lock together as a
1. 1 answer
2. asked by Jeremy
3. 913 views
what can be some major issues for unisured children?
1. 4 answers
2. asked by april
3. 901 views
I need to know if my diagnoses of the following symptoms are correct for the I start my research:The 5-year-old African-American
1. 3 answers
2. asked by Online Bus
3. 896 views
Which of the following minor products could not arise from the halogenation reaction below?isobutane + Br2 ---->
1. 1 answer
2. asked by rafael
3. 884 views
Need help with these two:26. Why do plant cells contain both choroplasts and mitochondria? a. in the light, plants are
1. 2 answers
2. asked by mysterychicken
3. 878 views
Two 0.09 pith balls are suspended from the same point by threads 40 long. (Pith is a light insulating material once used to make
1. 1 answer
2. asked by Lanise
3. 867 views
im doing a lab on le chatelier's priciple and the question is 'describe what you observe when the saturated solution of sodium
1. 1 answer
2. asked by Anonymous
3. 866 views
If your initial speed was 19 , and you were heading due west, what was your average velocity during braking? Assume constant
1. 1 answer
2. asked by hailey
3. 855 views
A plumb bob does not hang exactly along a line directed to the center of the Earth's rotation. How much does the plumb bob
1. 1 answer
2. asked by Anonymous
3. 851 views
Find the sum of the 25th term to 50th term of the arithmetic progression 28,23,18, ...
1. 2 answers
2. asked by Eryea
3. 829 views
Copying and pasting information from the Internet is ok because it's in the public domain.True OR false?
1. 4 answers
2. asked by Na-Na
3. 828 views
A particular machine has "mechanical disadvantage". What is the purpose of using such a machine?
1. 1 answer
2. asked by Anonymous
3. 825 views
I had to write a narrative that could be about anything, so I chose to write about a 13 year old boy named Jacob who has to move
1. 1 answer
2. asked by mysterychicken
3. 811 views
iN THE EQUATION FOR THE MAGNITUDE OF TORQUE, WHAT DOES THE QUANTITY d sin radians represent.
1. 1 answer
2. asked by Mackenzie!!!!!!!!!
3. 806 views
A fly lands on one wall of a room. The lower left-hand corner of the wall is selected as the origin of a two-dimensional
1. 0 answers
2. asked by Anonymous
3. 783 views
what does la piz mean?
1. 2 answers
2. asked by carnell
3. 778 views
Prove that the average of LRAM and RRAM is equal to TAM.
1. 1 answer
2. asked by Daniel
3. 777 views
Phobos is the larger and closer of Mars’s two moons. It has no atmosphere, a mean radius of 11 km, an albedo of 0.07, and an
1. 1 answer
2. asked by physics help!
3. 773 views
what are three most important steps in adult program planning
1. 0 answers
2. asked by jones
3. 758 views
Four billion years ago the Sun’s radiative output was 30% less than it is today.(i) If we assume the radius of the sun is the
1. 2 answers
2. asked by Sunshin3
3. 758 views
how might opportunity cost help to explain tha pattern of international trade?
1. 1 answer
2. asked by muz
3. 745 views
What is the modifier of the prepostional phase and what kind of prepostional phrase is it? Adverb or Adjective?1. Its invention
1. 3 answers
2. asked by Jenna
3. 727 views
Assuming it behaves as an ideal gas, calculate the temperature of a sample of He whose molecules have an average translational
1. 2 answers
2. asked by Sammy
3. 722 views
A crow is on the ground 80 feet from the base of a 45 foot tall tree. It then flies straight throught the air to the top of the
1. 1 answer
2. asked by Drake
3. 718 views
help please im on my final exam for algebra and i need to pass this is the second time taking it.media services charges $20 for
1. 8 answers
2. asked by at
3. 701 views
Two charges q = 3.0ì C are fixed in space a distance d = 4.5 cm apart. With V = 0 at infinity, What is the potential energy U
1. 2 answers
2. asked by Andy
3. 701 views
Species of arsenic found in kriking water include (AsO3)3-, (CH3)2(AsO2)2-, (CH3)AsO3 2-, and (AsO4)3-. Pure water containing no
1. 1 answer
2. asked by bun
3. 698 views
ANOTHER QUICKQUESTION ABOUT THIS ONE, PLEASE HELPpete and john play a game of tug war on a frictionless icy curface. pete weighs
1. 1 answer
2. asked by SAMIR
3. 697 views
Consider a one layer atmosphere for the planet Venus. 19% of incoming solar radiation is absorbed by the atmosphere. 99% of the
1. 2 answers
2. asked by Bubbles
3. 695 views
4 Keys to SuccessThe first key to success is having a positive attitude. Having a positive attitude can get you far in life.
1. 1 answer
2. asked by John
3. 692 views
Respond to the question presented by the poet."..if there were a fire in a museum which would you save, a Rembrandt painting or
1. 2 answers
2. asked by Candace
3. 690 views
A charge of +4q is fixed to one corner of a square, while a charge of -9q is fixed to the opposite corner. Expressed in terms of
1. 0 answers
2. asked by Anonymous
3. 686 views
How would you graph the inequality x > -5
1. 2 answers
2. asked by Dan
3. 684 views
pete and john play a game of tug war on a frictionless icy curface. pete weighs 539 N and john weights 392 N. during the course
1. 0 answers
2. asked by SAMIR
3. 684 views

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