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Questions Asked on August 11, 2011

A car moves along a circular track at 60 kmph. If the radius of the track is 300 m, calculate theacceleration towards the centre
1. 0 answers
2. asked by Aditya
3. 439 views
Last year it rained on 63 days in mudville.There were 7 times as many days of rain in mudville as in desert hills.How many days
1. 2 answers
2. asked by MIKI
3. 1,510 views
I was just wondering if anyone had any suggestions on where I could find linear data sets to use for my statistics paper. I'm
1. 1 answer
2. asked by Lisa
3. 1,116 views
a corporation had year end 2004 and 2005 retained earnings balances of $320,000 and $400,000, respectively. The firm reported
1. 1 answer
2. asked by tanya
3. 1,254 views
x=2cosa-cos2a,y=2sina-sin2a
1. 0 answers
2. asked by Anonymous
3. 888 views
please help me answer this question:A pilot sets to fly from B to A and wishes to set a course to offset a 32 km/h easterly
1. 1 answer
2. asked by Ruby
3. 784 views
A 2.0 kg mass swinging at the end of a 0.5 m string is travelling 3.0 m/s. What is the centripetalforce on the mass?
1. 4 answers
2. asked by Pranathi
3. 532 views
A tyre is running around a circle with a radius of 5 m and 12 m/s2 of centripetal acceleration.Determine the speed of the tyre
1. 0 answers
2. asked by Prajwal
3. 325 views
A centrifuge spins a suspension at 2500 rpm in a radius of 20 cm. What is the acceleration of thesuspension?
1. 2 answers
2. asked by Prathiksha
3. 500 views
A body of mass 0.1 kg is being rotated in a circular path of diameter 1 m on a frictionlesshorizontal plane by means of a
1. 1 answer
2. asked by Anjali
3. 879 views
What is the role of homework in learning 2nd language?
1. 2 answers
2. asked by Tahir
3. 347 views
A ball is thrown up from a twelve foot platform with an initial velocity of 112 feet/second. The formula that describes the
1. 1 answer
2. asked by Lauren Marie
3. 424 views
How would I write out in expression 10x -5y
1. 1 answer
2. asked by Debra
3. 369 views
whta is 0.4 divided by 916
1. 2 answers
2. asked by kaytlin
3. 565 views
Consider a ring of radius a containing q amount of negative charges. Derive an expression for the electric field strength at a
1. 1 answer
2. asked by Ashik
3. 507 views
A separate blueprint for the ramp uses a scale of 1cm : 25cm. The height of the ramp on the blueprint is___ cm.
1. 2 answers
2. asked by angie
3. 443 views
A person dives off the edge of a cliff 40m above the surface of the sea below. Assuming that air resistance is negligible, (a)
1. 2 answers
2. asked by Tally
3. 1,146 views
A bullet is fired horizontally from a rifle at 300m/s from a cliff above a plain below. The bullter reaches the plain 6s later.
1. 1 answer
2. asked by Tally
3. 522 views
A box of mass 7.0kg is accelerated from resr across a floor at a rate of 4.0m/s2 for 5.0s. Find the net work done on the box.
1. 1 answer
2. asked by Tally
3. 1,003 views
How long will it take a 1000kg cat=r with a power output of 30,000W to go from rest to 20m/s?
1. 1 answer
2. asked by Tally
3. 908 views
I need to write 1,500 word paper on "Workplace Ethical Dilemma" and am at a loss for the subject. What would be something that
1. 4 answers
2. asked by Mary
3. 544 views
Dr bean believes that lanaguage development ia a product of inner predispositions and environmental influences Dr Beans belief
1. 1 answer
2. asked by jenn
3. 476 views
integral of (1-(sinx)^2))/(cosx)dxi don't know what to make my "u" for u-substitution
1. 2 answers
2. asked by Kelly
3. 306 views
What is the primary focus on all biological studies?
1. 1 answer
2. asked by Ali
3. 968 views
find an expression for the area under the graph of f(x)= (x^2)+x from x=2 to x=5 as a limit of a riemann sum (do not need to
1. 1 answer
2. asked by Kelly
3. 735 views
Angle ABC and angle EBF are a pair verical angles. The measurement of angle ABC = 3X + 8 and the measurement of angle EBF = 2X +
1. 3 answers
2. asked by amy
3. 2,009 views
A biologisst reports a confidence interval of (3,7,5,5) when estimating the mean height ( incentimeters)Of a sample of
1. 0 answers
2. asked by lulu
3. 343 views
What is the approximate boiling point of the substance represented by the complete heating curve below?
1. 1 answer
2. asked by Anonymous
3. 780 views
T=6+20/n+2. Solve please
1. 1 answer
2. asked by Chris
3. 689 views
PLEASE EXPLIAN THIS QUESTION. DO ANY LINES OF LONGITUDE PASS THROUGH THE EQUATOR? IF YES? NAME THEM AND EXPLAIN WHY.
1. 1 answer
2. asked by NYKIAH
3. 1,060 views
A car makes a turn with a 20m radius, the car's speed is 10m.s. what is the centripetal acceleration?
1. 0 answers
2. asked by Tally
3. 356 views
A Glass Of Water Is Being Filled With Water At The Rate Of 12 Pi Cm^3/secAnd the radius of the top is 6 cm and the radius of the
1. 1 answer
2. asked by jack
3. 445 views
a 260 m wire is cut into 3 pieces. The second is 4 times longer than the 1st. The third is 2 times longer than the 2nd how long
1. 2 answers
2. asked by jackie
3. 1,699 views
A thin rod (length = 1.03 m) is oriented vertically, with its bottom end attached to the floor by means of a frictionless hinge.
1. 2 answers
2. asked by Kristi
3. 1,407 views
What are the values for the mean, median, and standard 52, 43, 30, 38, 30, 42, 12, 46, 39, 37, 34, 46, 32, 18, 41, 5
1. 2 answers
2. asked by Anonymous
3. 877 views
I performed a "related substances" test using HPLC on 1 sample. The 1st value for an impurity is 0% (not detected) and the 2nd
1. 0 answers
2. asked by elizabeth
3. 424 views
how do you solve this quadratic equation? tickets= -0.3x^2+12x+10Please show the work so I can understand.
1. 2 answers
2. asked by CathyT
3. 983 views
A particular rat given n trials in a maze can run through the maze in t minutes, where: t=6+20n+2 How many trials are needed so
1. 1 answer
2. asked by Wanda
3. 1,018 views
Find the area of the parallelogram with vertices at...? (-6,-4), (0,-4), (3,4), and (-3,4)A) 14 B) 48 C) 24 D) PLEASE HELP
1. 1 answer
2. asked by Julie
3. 885 views
What is the chief rhetorical featuren of this sentence? the baby was like an oxctopus, grabbing at all the toys.
1. 4 answers
2. asked by Shella
3. 370 views
Fun Lanes Bowling charges a fee of $4 to use their shoes and $6 for each game played. Salim wants to figure out how much it will
1. 1 answer
2. asked by drea
3. 441 views
find the solution of the system of equations 10x-5y=-20 and 7x-5y=-20
1. 1 answer
2. asked by aaron
3. 335 views
what is the domain of f(x)=4x^2-7x +3
1. 1 answer
2. asked by Anonymous
3. 295 views
A 40 g marble moving at 2.3 m/s strikes a 29 g marble at rest. Assume the collision is perfectly elastic and the marbles collide
1. 2 answers
2. asked by CO2136
3. 8,285 views
1.9 kg block slides along a frictionless surface at 1.8 m/s. A second block, sliding at a faster 4.5 m/s, collides with the
1. 2 answers
2. asked by falcon306
3. 5,023 views
can someone help me with this music...it has to b turned n by tomorrow morning..its already been posted
1. 2 answers
2. asked by Renee
3. 287 views
An ice hockey puck slides along the ice at 12 m/s. A hockey stick delivers an impulse of 4.0 kg*m/s causing the puck to move off
1. 1 answer
2. asked by cat21
3. 2,608 views
The world's fastest humans can reach speeds of about 11 m/s. In order to increase his gravitational potential energy by an
1. 2 answers
2. asked by cat21
3. 2,565 views
How did American Indians resist and protest white Americans' treatment of them in the late 1800s?
1. 3 answers
2. asked by Anonymous
3. 497 views
Describe two methods to convert 9/20 to a decimal.
1. 3 answers
2. asked by drea
3. 433 views
g(x)=10/x+7 what this things domain
1. 1 answer
2. asked by robert
3. 268 views
two ways to determine if an equation is linear
1. 2 answers
2. asked by drea
3. 659 views
What is the pH of a solution in which 296 mL of HCl g, measured at 28.0 C and 1.02 atm, is dissolved in 1.5 L of aqueous
1. 1 answer
2. asked by Angel
3. 458 views
what's the different when using "plus" and the word "and"?For example, the choices to the problem were: 1. Cronkite was known
1. 4 answers
2. asked by Helina
3. 425 views
Use only the numbers 3,5,6,2,54,& 5 in that order to write an expression that has a value of 100
1. 1 answer
2. asked by Jarmeisha
3. 400 views
i am a 4 digit number.my thousands didgit is 4 less than my tens digit.my hundreds digit equals the sum of my tens digit and my
1. 1 answer
2. asked by yonny
3. 728 views
Write a decimal that has 3 in the tenths place and 1 in the ten-thousandths place
1. 1 answer
2. asked by Ron
3. 739 views
Hasan made a model for 437 using 4 hundreds, 3 tenns, and 7 ones. What are two other ways he could show 437 using base-ten
1. 1 answer
2. asked by Diamond Burnette
3. 643 views
in a class of 28 sixth graders , all but one of the students are 12 years old. which two data measurements are the same for the
1. 17 answers
2. asked by paul
3. 5,409 views
Can 0 be the identity for multiplication? Explain why orwhy not.
1. 1 answer
2. asked by wendy
3. 467 views
a key is dropped from a height of 30 m , If its distance from the ground at t seconds after the release is given by the position
1. 1 answer
2. asked by Anonymous
3. 1,166 views
the brakes of a 1000kg car exert a force pf 5000N. How long will it take for them to slow the car to a stop from an initial
1. 2 answers
2. asked by Anonymous
3. 1,040 views
I'm not sure where to start on these two problems, so any help is greatly appreciated.1)4^x = x^2 2)5-x^2 = e^x
1. 1 answer
2. asked by Charles
3. 366 views
Which of the following substances exist(s) as a resonance hybrid?CO2 (g) SO3 (g) HCO2- (aq) A. I only B. II only C. III only D.
1. 5 answers
2. asked by Neha
3. 800 views
make"x" the subject in the equation; ax^2+bx+c=0
1. 1 answer
2. asked by Makinin
3. 377 views
what is the mass of a 257 mL sample of ethanol (ethyl alcohol) at 20 centigrade ? The density of ethanol at 20centigrade is
1. 1 answer
2. asked by Anonymous
3. 535 views
Find two vectors v and w such that the three vectors u = (1,-1,-1), v and w are linearly independent independent.
1. 1 answer
2. asked by Neeraj
3. 522 views
The velocity acquired by a body moving with uniform acceleration is 12m/sin 2 s and 18m/s in 4s. Find the initial velocity of
1. 1 answer
2. asked by Sahil
3. 731 views
in the quadratic formula ax©÷+bx+c, what does the "a" stand for in ax©÷?
1. 2 answers
2. asked by Greg
3. 285 views
n=312 evaluate the expression n+(-5) for each (n)
1. 2 answers
2. asked by emily
3. 533 views
How many gallons of paint are required to paint the entire area if one gallon covers 25 square feet? Note: 10 ft. 7 in. is
1. 17 answers
2. asked by Any
3. 722 views
Compare mechanistic and reciprocal interactionism I don;t understand can someone help me?
1. 1 answer
2. asked by Anonymous
3. 472 views
A mixture of toluene and water boils at 90 C, calculate the vapor pressure of toluene at this temperature. Assume the
1. 7 answers
2. asked by Help please
3. 1,684 views
Air consits of 21% oxygen, 78% nitrogen and 1% argon by volume. Calculate the partial pressures in Pa if total pressure is 1
1. 3 answers
2. asked by sam
3. 3,232 views
if alpha and beta are 2 different values of θ lying between 0 and 2π which satisfy the equation 6cosθ+8 sinθ=9 find the
1. 9 answers
2. asked by c uppadhaya
3. 718 views
4a exponent of 24/ 8a exponent of 36is the answer 1a exponent 2/ 2a exponent 3?
1. 1 answer
2. asked by Anonymous
3. 299 views
A car starts from rest and accelerates for 6.1 swith an acceleration of 3.1 m/s2. How far does it travel? Answer in units of m.
1. 1 answer
2. asked by ALISON
3. 606 views
what does the F and g mean at the beginning of any function
1. 1 answer
2. asked by robert
3. 255 views
calculate the density of a liquid if 150g of a substance with 188mL volume
1. 1 answer
2. asked by rhea
3. 369 views

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