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2013
February

Questions Asked on February 5, 2013

calculate the acceleration of a 2000-kg single air plane just before takeoff when the thrust of its engine is 500 N
1. 1 answer
2. asked by tony
3. 956 views
hi.A vehicle weighing 1.3 tonne leaves skid marks 23 meters long.After 15 meters it hit pedestrain.The co efficient of friction
1. 0 answers
2. asked by glenn
3. 933 views
The speed time graph shows the motion of a car over a period of 40 seconds.a. describe the motion of the car between: 1.) O and
1. 1 answer
2. asked by RR
3. 1,893 views
3y+2z-2y+3z
1. 1 answer
2. asked by aminla
3. 196 views
a tower that is a 200 meters is leaning to one side. from a certain point on that side, the angle of elevation to the top of the
1. 1 answer
2. asked by Anonymous
3. 2,011 views
3a+b+5a+2b. 4(e-2)-2(e+1).(2x+1)(x-2) find y if x=-2
1. 1 answer
2. asked by thully ntuli
3. 267 views
If the width and length are both 13in what is the area of the triangle?
1. 1 answer
2. asked by Gg
3. 362 views
Principal-Rs300. Time-3 years .simple interest-Rs 45 then find how much the yearly hundreds of interest rate
1. 1 answer
2. asked by Swati roy
3. 407 views
What is the general pattern when you divide each polynomial (x^3-Y^3, x^5-y^5, x^7-y^7, x^9-y^9) by x-y?
1. 1 answer
2. asked by alicia
3. 325 views
can someone explain the Miller-Urey Experiment to me? I've read it again and again and I just don't really get it. Please help
1. 3 answers
2. asked by Corie
3. 969 views
Calculate the final temperature of 244 of water initially at 35 upon absorption of 20 of heat
1. 1 answer
2. asked by KJ
3. 905 views
hi.A vehicle weighing 1.3 tonne leaves skid marks 23 meters long.After 15 meters it hit pedestrain.The co efficient of friction
1. 0 answers
2. asked by glenn
3. 374 views
A warehouse employs 22 workers on first shift and 14 workers on second shift. Eight workers are chosen at random to be
1. 1 answer
2. asked by latarsha
3. 2,326 views
A DVD player can exert a torque on a DVD of 10−3 N⋅m. What is the DVD’s angular acceleration in rad/s2?
1. 0 answers
2. asked by Anonymous
3. 494 views
A DVD player can exert a torque on a DVD of 10−3 N⋅m. What is the DVD’s angular acceleration in rad/s2?
1. 0 answers
2. asked by Anonymous
3. 443 views
make bar graph usins atleast 10 numbers that have mode 15,min5,med10,max20
1. 1 answer
2. asked by Anonymous
3. 290 views
can you solve this problem using expression0.05(0.03m+35n)-0.8(-0.09n-22m)
1. 1 answer
2. asked by A
3. 348 views
(1).answer that correctly shows following vectors,given in component form, in standard position.(1). V=(5,-2) (2). v=(-3,-4)
1. 1 answer
2. asked by maranade
3. 747 views
Vertically opposite angles make __ degrees.
1. 1 answer
2. asked by Jessie
3. 325 views
solve the ffg. differential equations:1. x^3 +(y+1)^2 dy/dx=0 2. dy/dx-(1+1/x)y=y^2 3. dy/dx + ytanx=y^3sec^4x
1. 2 answers
2. asked by Taldil
3. 781 views
a .50 g of NaCl is added to water to create a .50 L solution. what volume of this solution is needed to create a 1.30L solution
1. 1 answer
2. asked by Harjit
3. 1,511 views
How do I put log in a TI-84 calculator.#1.Express the logarithm in terms of log2M and log2N: log2(MN)4 #2. Express the logarithm
1. 1 answer
2. asked by AM
3. 926 views
Or can someone show me how to put it in the calcuator. Please
1. 0 answers
2. asked by AM
3. 426 views
The radii of two cylinders 3:2 and height 7:4.find the ratios of their curved surface area.
1. 2 answers
2. asked by Simon
3. 500 views
A box measures 60cm*52cm*40cm.find the area of the cardboards required to make 280 such boxes.
1. 0 answers
2. asked by Simon
3. 616 views
I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer
1. 2 answers
2. asked by Krissy
3. 752 views
#4. Express the logarithm in terms of log2M and log2N:log2 1/MN #5. Simplify: log4 3 - log4 48 #6. Solve the equation: loga x =
1. 1 answer
2. asked by AM
3. 1,480 views
Strategic Management - Microsoft's Corporate Citizenship Program.I am requesting for guidance in the following: please assist
1. 0 answers
2. asked by Kristen
3. 453 views
the time t for a pendulum to swing back and forth once is called its period and is given by t=2pi*sqrt l/g where l equals the
1. 1 answer
2. asked by shannon
3. 412 views
Solve 1 = (y+3)(2y-2)e5q41
1. 1 answer
2. asked by baller
3. 271 views
Donkey experiencing a gravitational force of 2500 N is trying to pull a cart force due to gravity of a cart is 800 N) with a
1. 0 answers
2. asked by John kgosiyagae
3. 783 views
Describe the differences you observe between the art and architecture of the Early Renaissance (Chapter 8) andthat of the High
1. 1 answer
2. asked by Elena
3. 901 views
In what ways does Albrecht Dürer’s "Four Apostles" serve as an expression of the Protestant faith?
1. 0 answers
2. asked by Mackenzie
3. 633 views
What are the major characteristics of Mannerist art and architecture? Select a Mannerist painting, sculpture, andarchitectural
1. 2 answers
2. asked by Leslie
3. 751 views
.78=2(3.14)*sqrt.5/gsolve for g
1. 1 answer
2. asked by shannon
3. 854 views
if x+3/3=y+2/2, then x/3=?whats the answer? I think its y/2. but im probly wrong. please explain to me.
1. 15 answers
2. asked by Corie
3. 16,634 views
At an instant when a soccer ball is in contact with the foot of a player kicking it, the horizontal or x component of the ball's
1. 0 answers
2. asked by Carlos
3. 489 views
3O2(g)---> 2O3(g) Delta H = +284.6 kJ what is the sign of delta G and delta S
1. 2 answers
2. asked by bb
3. 3,682 views
How to construct an angle of 135 degree?
1. 1 answer
2. asked by nada
3. 528 views
1) given the following equation : Na2O 2Hl__>2Nal H2O (501.6KJ)a) 1f 9g of Nal are formed by the process, how much heat(q)will
1. 2 answers
2. asked by Shazra
3. 543 views
The sunshine bakery sells pies at a fixed price o p dollars per pie. The total number of pies demanded daily, D, is related to
1. 1 answer
2. asked by diana
3. 625 views
An optically active compound having molecular formula C6H12O6 is found in two isomeric forms (A) and (B) innature. When (A) and
1. 1 answer
2. asked by abhi
3. 1,251 views
Solve the following systems of equations.3x + 4y = 4 2x + y = 6
1. 1 answer
2. asked by diana
3. 586 views
An optically active amino acid (A) can exist in three forms depending on the pH of the medium. If the molecularformula of (A) is
1. 0 answers
2. asked by abhi
3. 1,120 views
Two forces of 5N and 7N respectively act on an object when will the resultant of the two vectors be at maximum
1. 1 answer
2. asked by Refiloe
3. 561 views
Which binomial is a factor of f(x) = x^4 27x^2 14x + 120?(x 4) (x 2) (x + 5) (x + 6)
1. 1 answer
2. asked by Lauren
3. 717 views
An instructor will choose 3 problems from a set of 7 containing 3 hard and 4 easy problems. If the selection is made at random,
1. 1 answer
2. asked by Steven
3. 741 views
A cylindrical tube is open at both ends.the internal diameter tube 10.4cm and its length is 25cm. If the thickness of the tube
1. 4 answers
2. asked by Simon
3. 756 views
Resistance to learning the language of a country where one is visiting is an example of ethnocentrism.True or False? I would
1. 1 answer
2. asked by Lor
3. 1,151 views
A piece of copper wire and a 50lb block of copper have the same density. Explain how can this be true.
1. 1 answer
2. asked by teacher1
3. 577 views
Give 2 examples of things that are not matter and explain why they are not classifed as matter
1. 1 answer
2. asked by teacher1
3. 612 views
The G8 countries are responsible for 62% of the carbon dioxide emission into the earths atmosphere.Should I classify this as
1. 1 answer
2. asked by Zoe
3. 364 views
What is "loss of lawsuit" categorized as?Current/non-current assets, current/non-current liabilities, owners' equity, expenses
1. 0 answers
2. asked by Steph
3. 428 views
Behaviour and 5 factors that contribute to the disease of hiv and aids
1. 1 answer
2. asked by Hendrick
3. 1,064 views
write the equation of a line parallel to the given line but passing through the given point y=x+4;(-7,1) discuss the steps
1. 1 answer
2. asked by Anonymous
3. 522 views
Write the equation of a line perpendicular to the given line but passing through the given point. y=-1/2x+1;(4,2)
1. 1 answer
2. asked by Anonymous
3. 362 views
Identify how the underlined pronoun in each sentence is being used.18. Someone sent Ed and (me) a text from an unknown phone.
1. 4 answers
2. asked by Anon
3. 2,480 views
Two similar polygons have areas of 50 and 100 sq. in. Find the ratio of the length of a pair of corresponding sides.
1. 2 answers
2. asked by izzy jones
3. 1,306 views
3. In order to try to gain control over West Berlin, the Soviet Union*A.) set up a total blockade cutting off that section of
1. 6 answers
2. asked by Cassie
3. 1,499 views
Decide if the underlined (in parentheses) pronoun in the sentences below is used as a subject, a predicate nominative, or an
1. 5 answers
2. asked by Anon
3. 1,295 views
A stone popelled from a catalpult with the speed of 50m/s attained a height of 100m. Calculate the time of flight and angle of
1. 4 answers
2. asked by Onyinho De Yp
3. 1,209 views
As it passes over Grand Bahama Island, theeye of a hurricane is moving in a direction 25� degrees north of west with a speed of
1. 1 answer
2. asked by dallas
3. 548 views
Why do you think some criminals use facebook as a tool to achieve their goals?
1. 1 answer
2. asked by Phumzile
3. 509 views
pl let me know the parts of speech for OVER in the given text : She spread a cloth OVER the table
1. 1 answer
2. asked by r s telagathoty
3. 382 views
Why do you think some criminals use facebook as a tool to achieve their goals?
1. 3 answers
2. asked by Phumzile
3. 409 views
I am supposed to add NH4 and C2H3O2 together and write the new ion. Would it be NH7C2O2? do I add the hydrogens together and
1. 3 answers
2. asked by Melissa
3. 1,932 views
Write a opinion paper on the most significant consequences of the Agricultural Revolution.We have Neolithic Farmers to thank for
1. 0 answers
2. asked by Unknown
3. 661 views
A 1500.0 kg car accelerates uniformly to double its speed from 35.9 km/h in 4.74 s. What net force acted on this car?
1. 1 answer
2. asked by Emily
3. 713 views
A hiker shouts toward a vertical cliff 660 m away. The echo is heard 4.00 s later.(a) What is the speed of sound of the hiker's
1. 0 answers
2. asked by willis tower
3. 1,043 views
Why is the formula for potassium peroxide K2O2?
1. 0 answers
2. asked by A Canadian
3. 713 views
Critically evaluate plato's justification of rule by philosopher kings. Please help its needed the soonest
1. 0 answers
2. asked by jean
3. 396 views
Hello! I am needing some help on Algebra! It is hard !Can you explain how to Simplify Algebraic Expressions? The easiest way? I
1. 4 answers
2. asked by Megan
3. 474 views
how are dunes and canyons related
1. 0 answers
2. asked by Anonymous
3. 300 views
z^2+17z-60
1. 1 answer
2. asked by LaShawn
3. 298 views
ab^2+8ab-9a
1. 0 answers
2. asked by LaShawn
3. 820 views
-3y^3+24y^2-36y
1. 0 answers
2. asked by LaShawn
3. 397 views
After flying for 15 min in a wind blowing 42 km/h at an angle of 28° south of east, an airplane pilot is over a town that is 42
1. 0 answers
2. asked by Patricia
3. 600 views
Trigonometric identitySinD tanD Simplify please
1. 1 answer
2. asked by Sarah
3. 386 views
Franco went to sticker station. He bought 2 strips of 10 and 6 singles of frog stickers. He also bought 5 strips of 10 and 2
1. 1 answer
2. asked by help
3. 401 views
Joshua has 3yards of ribbon. She needs 1/4 yard to make 1 bow. How many bows can joshua make?
1. 1 answer
2. asked by nasara
3. 481 views
What simple machines are in a skateboard?
1. 1 answer
2. asked by Anonymous
3. 636 views
eight members of a club will make a paper chain. the chain is 4 feet long. each member will make an equal part. how much of the
1. 4 answers
2. asked by Tina
3. 419 views
Franco went to sticker station. He bought 2 strips of 10 and 6 singles of frog stickers. He also bought 5 strips of 10 and 2
1. 1 answer
2. asked by help
3. 429 views
If you are given a sample containg 1.204 x 10 24 molecules of NaCl, what is its weight in grams?
1. 1 answer
2. asked by DeAnna
3. 2,023 views
1.who was the commander of the u.s. navy in the pacific?2.where did the japanese strike after pearl harbor?
1. 3 answers
2. asked by raul
3. 441 views
Can someone please help me with this analogy? Joints:inflamed::_______atrophy. It is a crossword and there are 7 spaces. Thanks!
1. 1 answer
2. asked by Em
3. 390 views
Blake is packaging 1500 CDs to a friend. He can boy them in groups of 8 12 or 16.How many boxes will Blake need to pack the Cds
1. 3 answers
2. asked by Carson
3. 452 views
A mole of a pure substance contains 6.02x10^23 atoms. Alway true, sometime true or never true?-I was thinking sometime true
1. 1 answer
2. asked by Shadow
3. 1,052 views
Proofread find two missing commas in compound sentences.Let's say it is ten o’clock in the morning. Your room is a mess! Your
1. 1 answer
2. asked by Sharon
3. 464 views
Use the infinitives below to write ten sentence. Label each use of the infinitive a noun, an adjective, or an adverb.1). to sing
1. 2 answers
2. asked by Victoria
3. 1,054 views
what part of a mile is 1 rod
1. 1 answer
2. asked by maxwell
3. 287 views
Find the x- and y- of each equation.x + y = 9 and x - 2y = 2
1. 2 answers
2. asked by Anonymous
3. 334 views
Betty did 5 exercises in one hour.what fraction of an hour did betty complete one exercises?
1. 1 answer
2. asked by aaron
3. 383 views
1 + SIN X=2COS X
1. 1 answer
2. asked by MOX
3. 326 views
I am a 2-digit number over 50. When you put me in groups of 7, two are left over. The sum of my digits is 11. What number am I?
1. 1 answer
2. asked by Courtney
3. 447 views
Whose job was it to preserve fruit over the winter so you can dry it
1. 1 answer
2. asked by Serge
3. 423 views
What simple machines are on a skateboard?
1. 1 answer
2. asked by Anonymous
3. 394 views
a rope was cut in 7 equal pieces of 1/2 a piece measures 3 inch. how many inch was the rope before it was cut
1. 2 answers
2. asked by aaron
3. 491 views
What is the range of this data 36.75.63.49.83.46.54.79
1. 4 answers
2. asked by billy
3. 434 views
Complete the following table by replacing question marks with the correct numbers: (Note: Each horizontal row is a separate
1. 1 answer
2. asked by Ella
3. 1,357 views

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