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Questions Asked on October 14, 2013

Although they don’t have mass, photons—traveling at the speed of light—have momentum. Space travel experts have thought of
1. 0 answers
2. asked by Kimmy
3. 613 views
What is the derivative of f(x) = 10 + sqrt(2x + 32)?
1. 2 answers
2. asked by Anonymous
3. 755 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 17 answers
2. asked by akha
3. 711 views
1. Yest Corporation's bonds have a 15-year maturity, a 7% semiannual coupon, and a par value of $1,000. The market interest rate
1. 1 answer
2. asked by hannah
3. 1,805 views
Use linear combinations to solve these systems. 5r-3s=12 3r+55=28
1. 1 answer
2. asked by vanessa
3. 421 views
25cm^3 of a gas containing only nitrogen and oxygen decomposed to form 25cm^3 of nitrogen and 50cm^3 of oxygen. All the volumes
1. 1 answer
2. asked by Cindy
3. 573 views
Convert to years, expressed in decimal form to the nearest hundredth.6 months
1. 2 answers
2. asked by Taylor
3. 664 views
cost in 2005 is 15.00cost on 2009 is 20.50 Consumer price index (20.50/15.00)x100=137 I understand that part but my professor
1. 1 answer
2. asked by Laura
3. 447 views
When 13.0 g of silver is produced, _____ g of zinc nitrate is also produced.Zn(s) + 2AgNO3(aq) 2Ag(s) + Zn(NO3 )2(aq)
1. 1 answer
2. asked by Anonymous
3. 429 views
Now in that part of Africa it was unheard of for a bride to go to her wedding without a host of friends and relations all
1. 2 answers
2. asked by Anonymous
3. 498 views
The cost, y, of renting a canoe can be shown by y+12x + 30 where x is the time in hours. Identify the y intercept as an ordered
1. 1 answer
2. asked by Tammy
3. 434 views
If you fill a container with air at room temperature (400 K), seal the container, and then heat the container to 500 K, what
1. 1 answer
2. asked by Em
3. 1,568 views
Your town is installing a fountain in the main square. If the water is to rise 20 m above the fountain, how much pressure must
1. 1 answer
2. asked by Em
3. 640 views
A man makes a simple discount note with a face value of $2,300, a term of 140 days, and a 9% discount rate. Find the discount.
1. 0 answers
2. asked by Taylor
3. 625 views
Determine the force of gravity on an 850 kg piano.
1. 1 answer
2. asked by iyzi
3. 719 views
The 850 kg piano is being pushed across the floor with an applied force of 283 N [forward] and a force of friction of 271 N
1. 1 answer
2. asked by iyzi
3. 734 views
Find the maturity value of the undiscounted promissory note that states that Phillip Esterey borrowed $4,000 for a period of 7
1. 1 answer
2. asked by Taylor
3. 1,748 views
Two mountain climbers are working their way up a glacier when one falls into a crevasse. The icy slope can be considered
1. 1 answer
2. asked by Ywome
3. 748 views
How would you know if a model is a good model?
1. 2 answers
2. asked by Tia
3. 857 views
write a ratio comparing widths, lengths, and the perimeter of a rectangle 6 inches by 9 inches and a rectangle 8 inches by 12
1. 1 answer
2. asked by Jeremiah
3. 533 views
When 51J of heat are added to 13g of a liquid, its temperature rises from 10.2 ∘ C to 12.6 ∘ C. What is the heat capacity of
1. 1 answer
2. asked by Anonymous
3. 676 views
Calculate the amount of heat required to heat a 3.3kg gold bar from 30 ∘ C to 63 ∘ Specific heat capacity of gold is 0.128
1. 2 answers
2. asked by Anonymous
3. 1,586 views
Mario, a hockey player, is skating due south at a speed of 5.4 m/s relative to the ice. A teammate passes the puck to him. The
1. 0 answers
2. asked by butcha
3. 693 views
If 92J of heat are added to a pure gold coin with a mass of 12g, what is its temperature change? Specific heat capacity of gold
1. 1 answer
2. asked by Anonymous
3. 1,026 views
-[2x-(5x+2)]=2+(2x+7) help me please, i need step by step so that I won't get lost
1. 3 answers
2. asked by kat
3. 335 views
A 5.0×101kg sample of water absorbs 3.10×102kJ of heat. If the water was initially at 21.3 ∘ C, what is its final
1. 1 answer
2. asked by Anonymous
3. 559 views
A fair coin is tossed 6 times. What is the probability of tossing at least 4 heads in a row?
1. 1 answer
2. asked by --------
3. 759 views
A sofa regularly sells for $510. The sale price is $423.30. Find the percent decrease of the sale price from the regular price.
1. 1 answer
2. asked by Lo
3. 723 views
Evelyn is getting a promotion at her company, which comes with a pay raise of 7.5 percent. If she currently makes $58,300 per
1. 1 answer
2. asked by Anonymous
3. 445 views
Tarzan swings on a vine from a cliff to rescue Jane, who is standing on the ground surrounded by snakes. His plan is to push off
1. 1 answer
2. asked by Kimmy
3. 1,519 views
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm.(a)
1. 0 answers
2. asked by Help!!
3. 570 views
"A Dream Deferred"What happens to a dream deferred? Does it dry up like a raisin in the sun? Or fester like a sore- and then
1. 2 answers
2. asked by Lilly
3. 1,265 views
Find the critical numbers of the function.h(t)=t^3/4-6^1/4
1. 3 answers
2. asked by Jan
3. 666 views
On a hot sunny day in August, the weather-man reports that the barometric pressure is 39 atm atmospheres. How many Pascals is
1. 1 answer
2. asked by Anonymous
3. 1,300 views
A cart loaded with bricks has a total massof 25.4 kg and is pulled at constant speed by a rope. The rope is inclined at 30.6 ◦
1. 1 answer
2. asked by Casey
3. 677 views
A drag racer starts her car from rest and accelerates at 9.2 m/s2 for the entire distance of 631 m.How long did it take the car
1. 2 answers
2. asked by Matt
3. 2,120 views
relative maxima and relative minima2x^2+ 4000/x +10
1. 1 answer
2. asked by Liz
3. 515 views
Suppose that a sample of gas occupies 140 mLof volume at 25�C and a pressure of 252 torr. What would be the volume if the
1. 1 answer
2. asked by Anonymous
3. 542 views
1. x - 7 > 10x > 17 2. 3x <= 21 x <= 7 3. 5a - 2 < 18 a < 4 4. 2t + 8 >= -4(t + 1) t >= -2
1. 3 answers
2. asked by Anonymous
3. 323 views
Write an equation of the line that pass through point P and is parallel to the line with the given equation.P(3,5); y=4
1. 4 answers
2. asked by David
3. 1,122 views
1) A rectangle has an area of 297 square inches and a width which is three inches less than four times the length. Find the
1. 4 answers
2. asked by Preston
3. 2,298 views
Pete slides a crate up a ramp at an angle of 25◦ by exerting a 290 N force parallel to the ramp. The crate moves at a constant
1. 1 answer
2. asked by andres
3. 1,247 views
An amusement park ride consists of a large vertical cylinder that spins about its axis fast enough that a person inside is stuck
1. 1 answer
2. asked by andres
3. 1,441 views
how do you solve this equation? 3x/4+5x/2=13
1. 1 answer
2. asked by josh
3. 464 views
Write an equation of the line that pass through point P and is perpendicular to the line with the given equation.P(3,5); y=4
1. 2 answers
2. asked by David
3. 1,377 views
is high income good?could the growth rate of the economy will become high if the individual tend not to consume the income
1. 0 answers
2. asked by analyn
3. 335 views
on the other hand could the output of the economy for the future generation set forth in high level if the consumer consumed
1. 0 answers
2. asked by analyn
3. 378 views
on the other hand could the output of the economy for the future generation set forth in high level if the consumer consumed
1. 0 answers
2. asked by analyn
3. 408 views
(2x-6)-(3x-4)=-(-4+x)-4x+6 the answer is 3 but i don't understand how you get it
1. 2 answers
2. asked by Anonymous
3. 267 views
The Fourier series expansion for the periodic function,f(t) = |sin t|is defined in its fundamental interval. Taking π = 3.142,
1. 0 answers
2. asked by Margaret
3. 900 views
The Fourier series expansion for the periodic function,f(t) = |sin t|is defined in its fundamental interval. Taking π = 3.142,
1. 1 answer
2. asked by Margaret
3. 784 views
A major-league pitcher can throw a baseball in excess of 46.2 m/s. If a ball is thrown horizontally at this speed, how much will
1. 1 answer
2. asked by butcha
3. 518 views
Three masses sitting on three pulleys,the masses are 5kg,9kg,8kg.the system is in equilibrium,the pulleys are frictionless &
1. 1 answer
2. asked by Samar
3. 1,248 views
The system of three pulleys is in equilibrium, the pulleys have masses of 9kg ,5kg,8kg respectively.The pulleys are frictionless
1. 0 answers
2. asked by Samar
3. 550 views
If we use 9 distinct numbers from 1 to 27 to make a 3 by 3 magic square, what is the most number of primes that we can use?
1. 8 answers
2. asked by steve
3. 501 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 1 answer
2. asked by Anonymous
3. 474 views
g(x)=4/x
1. 4 answers
2. asked by Rainven
3. 256 views
A small bead of mass m is constrained to move along a frictionless track as shown. The track consists of a semicircular portion
1. 0 answers
2. asked by Anonymous
3. 488 views
it says solve:3x<5-6x<8+3x please help!
1. 1 answer
2. asked by Rainven
3. 256 views
A 10 kg sample from a living plant has actiuity 30 000 Bq due to Carbon-14. A 500g sample of the same type of plant but dead has
1. 0 answers
2. asked by Culvin
3. 425 views
In order to measure the length of a long flourescent ceiling lamp, a student makes a very small hole in a piece of paper, holds
1. 0 answers
2. asked by steve
3. 531 views
1. In an ANOVA, one group has a much larger sample mean than the other. The analyst decides to remove this group and to conduct
1. 2 answers
2. asked by Jumbo
3. 757 views
0.05x+0.12(x+5000)=940 the answer is 2000 but how do you get it? don't you have to multiply by 100?
1. 1 answer
2. asked by Anonymous
3. 1,302 views
A small bead of mass m is constrained to move along a frictionless track as shown. The track consists of a semicircular portion
1. 1 answer
2. asked by Anonymous
3. 1,614 views
Is boron trichloride a Giant covalent or Simple molecular substance?
1. 1 answer
2. asked by Hao
3. 563 views
It is difficult to travel through the huge expanse of parched sands in the Sahara Desert, where oases are plentiful but distant
1. 1 answer
2. asked by Roshonda
3. 772 views
1. Cost Benefit ModelEnvironmental scientists often use cost-benefit models to estimate the cost of removing a pollutant from
1. 1 answer
2. asked by Dele
3. 1,580 views
what are the dimension of power(time rate of change of expending energy)
1. 0 answers
2. asked by ugo
3. 291 views
two force act on a point object as follows: 100n at 170 and 100n at 50. find the resultant force
1. 2 answers
2. asked by ugo
3. 6,237 views
find measurement angle bac db and dc are paralell, da intersects bc, angle a is 65 degrees so i multipied by two and came up
1. 1 answer
2. asked by ann
3. 437 views
1. Find the amount and the compound interest on rs.12800 for 1 year at 15/2%p.a. Componded semi-annually.2.find the amount and
1. 3 answers
2. asked by shrestha
3. 1,430 views
The digestive, circulatory, respiratory, immune, and excretory systems all work together to maintain homeostasis. Discuss how a
1. 2 answers
2. asked by rayan
3. 954 views
two forces act on a point object as follows:100N at 170 and 100n at 50
1. 1 answer
2. asked by momo
3. 481 views
two forces act on a point object as follows:100N at 170 and 100n at 50
1. 2 answers
2. asked by momo
3. 536 views
A small bead of mass m is constrained to move along a frictionless track as shown. The track consists of a semicircular portion
1. 0 answers
2. asked by Anonymous
3. 494 views
Explain why voyage and time charteres are exempted from the application of liabilities of OPA-90?
1. 0 answers
2. asked by Aries
3. 308 views
Why there is a need for reception facities for ship operation inside the 50 called special areas?
1. 0 answers
2. asked by Jason
3. 302 views
Just got a debate to write on the following topic:Modern Means of Communication have Brought People Closer Are there more valid
1. 1 answer
2. asked by leena
3. 577 views
journalizing payroll transactions, for Keller Systems;Inc, paid cash for april's payroll tax liability. withheld taxes from
1. 0 answers
2. asked by mel
3. 676 views
Father has red/green color blindness and is a hemophiliac. Mother is normal. Have two female children (Both are probably
1. 1 answer
2. asked by Frank
3. 436 views
State the rule for this pattern:1,5,11,19 I want to make sure this is correct add the last number from before and 2 more
1. 3 answers
2. asked by Sandy
3. 361 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 1 answer
2. asked by Anonymous
3. 593 views
What do you call king Kong when he dresses up like a pilot
1. 6 answers
2. asked by Anonymous
3. 4,070 views
1. 4y + 3 <= y + 6Answer: y <= 1 2. -2y > 2 Answer: y > -1 3. (y/3) < -1 Answer: y < -3 4. 3y <= 2y + 3 Answer: y <= 3
1. 2 answers
2. asked by Anonymous
3. 420 views
a race car driver on a straight track starts the tryout from rest at t = 0 and x = 0. the car accelerates with an acceleration
1. 0 answers
2. asked by Joe
3. 550 views
Strip electrons from an atom and the atom becomes a
1. 1 answer
2. asked by Anonymous
3. 402 views
Strip electrons from an atom and the atom becomes a
1. 1 answer
2. asked by Anonymous
3. 415 views
The air temperature drops from 24 F- 2 F in 15 minutes. What is the change in temperature? Write a number sentence to.
1. 3 answers
2. asked by Jada
3. 522 views
The teacher's pet team has 50 points in math fever. They miss a question worth 200 points. What is the new score?
1. 2 answers
2. asked by Jada
3. 1,397 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 1 answer
2. asked by Anonymous
3. 511 views
“The Mark of the Beast” by Rudyard Kipling. What lessonor meaning do you think this story held for the British audience of
1. 2 answers
2. asked by Dennisha
3. 1,317 views
help with journalizing payroll transactions and filling on the cash payments journal, may 15, paid cash for april's payroll tax
1. 0 answers
2. asked by mel
3. 559 views
help with journalizing payroll transactions and filling on the cash payments journal, may 15, paid cash for april's payroll tax
1. 1 answer
2. asked by mel
3. 1,126 views
Who financed the Middle, the South and the New England colonies?
1. 2 answers
2. asked by Lea
3. 489 views
Why are the far rockaway beach rapids so strong there?*Far Rockaway beach NY*
1. 0 answers
2. asked by Alex
3. 310 views
Our statistics students, as noted were asked to rate their admiration of Hillary Rodham Clinton on a scale of 1 to 7. They also
1. 1 answer
2. asked by eid2013
3. 1,096 views
A sample of 148 of our statistics students rated their level of admiration for Hillary Rodham Clinton on a scale of 1 to 7. The
1. 1 answer
2. asked by eid2013
3. 965 views
A study of the Consideration of Future Consequences(CFC) scale found a mean score of 3.51, with a standard deviation of 0.61,
1. 1 answer
2. asked by eid2013
3. 608 views
Give three reasons why z scores are useful.
1. 1 answer
2. asked by eid2013
3. 502 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 2 answers
2. asked by Anonymous
3. 544 views

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