Wednesday
December 7, 2016

# Posts by Kari

Total # Posts: 85

Math
The circumference of earth is about 40,030.02km. The formula for circumference is c=2(3.14)r.jennifer determines the radius of earth is about 12,700km.use estimation to determine if Jennifer measurement is reasonable.
September 5, 2016

math
kari earns 101.25 dollars for 15 hours how many hours must she work to earn 459.00 dollars
July 30, 2015

physics
A water-balloon launcher with mass 5 kg fires a 1 kg balloon with a velocity of 8 m/s to the east. What is the recoil velocity of the launcher?
June 30, 2015

geometry
need help to see if I did ok. Question: Consider points A(-2,0), B(2,3) and C(5, -1) forms a triangle. What is slope AB, AC and BC. I got AB=1/2, BC= -2, and AC = i1/2. Correct or did I goof?
April 13, 2015

Physics
Mark launches a projectile 65 degrees from the horizontal and it strikes the ground a certain distance away. For what other angle of launch at the same speed would the projectile land just as far away?
January 29, 2015

AP Chemistry
Calculate the heat that must be supplied to a 544 g stainless steel vessel containing 333 g of water to raise its temperature from 16.4◦C to the boiling point of water 100◦C **Please help me find the delta T of steel too**
October 24, 2014

854 physics
A 1.06 kg ball is attached to a ceiling by a 1.25 m long string. The height of the room is 5.82 m The acceleration of gravity is 9.8 m/s 2 . What is the gravitational potential energy associated with the ball relative to the ceiling? Answer in units of J
October 13, 2014

physics
A block is pushed against the spring with spring constant 11 kN/m
October 13, 2014

physics
Find the final speed of the train assuming no friction. Answer in units of m/s
October 13, 2014

physics
In the 1950’s, an experimental train that had a mass of 16200 kg was powered across a level track by a jet engine that produced a thrust of 5.02 × 105 N for a distance of 565 m. Find the work done on the train. Answer in units of J
October 13, 2014

physics
A 92.7 N grocery cart is pushed 13.7 m along an aisle by a shopper who exerts a constant horizontal force of 33.4 N. The acceleration of gravity is 9.81 m/s 2 . If all frictional forces are neglected and the cart starts from rest, what is the grocery cart’s final speed? ...
October 13, 2014

social studies
Pocahontas
March 6, 2014

English
Using the words engendered, embellished, enigmas, antagonism, obliterate, ardent put them in the correct order in these sentences. Correct me if im wrong!! :)) A. When Veronica talked with Max, she knew that Betty had EMBELLISHED the story of their first meeting. This ARDENT a...
October 28, 2013

English
Would this analogy be B? correct me if im wrong rail: tie:: A. sonnet: poem B. house: foundation C. coat: cap D. locomotive: train
October 28, 2013

English
Would this analogy be D? correct me if im wrong pen: writer:: A. paint: artist B. bricks: mason C. warm: how D. chisel: sculptor
October 28, 2013

English
Would this analogy D? I: me:: A. you: your B. him: them C. blue: purple D. she her
October 28, 2013

Hillary
Using the words ardent, arid, assuaged, menagerie, nostalgia, obliterate put them in right places. Correct me if im wrong on any of this! :) A. The ARID climate in phoenix made it a comfortable area for June to live. The move to Phoenix also ASSUAGED some of the misgivings ...
October 28, 2013

English
Would this analogy be A? correct me if im wrong pen: writer:: A. paint: artist B. bricks: mason C. warm: how D. chisel: sculptor
October 28, 2013

English
Would this analogy be C? correct me if im wrong rail: tie:: A. sonnet: poem B. house: foundation C. coat: cap D. locomotive: train
October 28, 2013

English
Would this analogy A? I: me:: A. you: your B. him: them C. blue: purple D. she her
October 28, 2013

math
How do I solve and simplify this equation: 2 = b + b __ _________ __________ b-2 b^2 - 3b +2 2b-2
September 11, 2013

Physics
what is the physics theories behind putting 500 rubber bands on a watermelon until it explodes? I know there would be at least 2. The compression of rubber bands and Water not being able to compress. I need help with more explanation. what are the name of the law's behind ...
June 11, 2013

College Algebra
(3x^2y^3)^3
May 15, 2013

Physics
What is the wavelength of a 512 Hz sound wave in 20 degree C air?
April 2, 2013

Science
Choose the CORRECT statement concerning blood vessels. A. Venules control blood flow through capillaries B.Arterioles drain blood from capillaries. C.Veins have thinner walls, but more valves than arteries. D.Nutrient exchange may occur along arterial vessels. E. All of the ...
November 2, 2012

math
8x+1x=63 So 8+1=9 So 9x=63 So x=63/9
October 17, 2012

health
me too!!!
August 11, 2012

Physics
A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the water to the top of ...
March 28, 2012

physics
A capacitor that is connected to a 70.0 V source contains 105.0 µC of charge. What is the capacitor's capacitance?
January 12, 2012

Math
Hi this is a dimensional analysis problem,I want to solve for x. 300x^2 -16.667x^3+(-7200)=0 after getting 300x^2 -16.667x^3=7200 I really don't know what to do. Plz help. Math (Dimensional Analysis) - Reiny, Thursday, November 24, 2011 at 11:27am This is very effective ...
November 24, 2011

Math (Dimensional Analysis)
Hi this is a dimensional analysis problem,I want to solve for x. 300x^2 -16.667x^3+(-7200)=0 after getting 300x^2 -16.667x^3=7200 I really don't know what to do. Plz help.
November 24, 2011

pre-calc
It's open. Thanks!
October 30, 2011

pre-calc
"An open gift box is to be made from a square piece of material by cutting 2 centimeter squares from each corner and turning up the sides. The volume of the finished gift box is to be 200 cubic centimeters. Find the size of the original piece of material." The sides ...
October 30, 2011

Physics
How do you know that?
October 12, 2011

Physics
A child of mass m sits in a swing supported by two chains, each of length R. The tension in each chain at the lowest point is T. Find the force of the seat on the child at the lowest point
October 12, 2011

ART 101 Art Appreciation
Thank you, I think I understand now.
June 30, 2011

ART 101 Art Appreciation
I still do not undertstand what I am supposed to do, I am new with computers and just started my classes a couple of months ago. I am unable to get the second website up that you sent to me. Please help, Thank you
June 30, 2011

ART 101 Art Appreciation
Discuss how art was used as a vehicle for propaganda in the works of Höch, Grosz, and Picasso.
June 30, 2011

algebra 2
purple- 8/11 yellow- 3/11 honestly i guessed haha
April 10, 2011

math 118
use divisions to convert the base ten numeral 555 to base six
October 13, 2010

Chemistry
Which one of the following substances crystallizes as a covalent crystal? CaO SiO2 CO2 Pb KMnO4
May 7, 2010

Chemistry
CS2. Thank you!!
May 5, 2010

Chemistry
Which of the following liquids would make a good solvent for iodine, I2? HCl H2O CH3OH NH3 CS2
May 5, 2010

Chemistry
7.98?
May 5, 2010

Chemistry
Calculate the molality of 6.00 M H2SO4 solution. The density of the solution is 1.34 g/mL.
May 5, 2010

math
If y varies inversely as x,find the inverse variation equation for the situation y=65 when x=9
March 15, 2010

Chemistry
The standard electrode potentials for three electrode systems are: Ti^3+(aq) + e^- --> Ti^2+ E= -0.37 Fe^3+ ---> Fe^2+(aq) E= +0.77 Ce^4(aq) + e^- ---> Ce^3+(aq) E= +1.45 Using the data above, deduce which species is the best reducing agent, giving a reason in terms ...
March 15, 2010

chemistry
141.88
March 1, 2010

algebra
y=7-x, 2x-y=8
February 17, 2010

Finance
How to compute the cost of cash flow 2/10, net 40?
February 15, 2010

social science
o Provide a one-sentence description of typical precipitation and temperature for summer and winter
January 28, 2010

social studies
many scientists believe that______began in africaover 2 million years ago
September 23, 2009

Social Studies
there is none!!!
September 23, 2009

Social Studies
A recent discovery in south america,at a site called___?
September 23, 2009

social studies
The period of time when people used simple stone tools is called the old stone age or ________.
September 23, 2009

urgent math
so... i just pick any number
September 20, 2009

urgent math
a normal working day the mill makes 3 times as many units of plywood as they do lumber.profit of lumber is \$25 profit of plywood is \$40 how many of each must be sold to obtain a profit of \$14790
September 20, 2009

urgent math
in a GIVEN DAY THE MILL TURNS OUT THREE TIMES AS MANY UNITS OF PLYWOOD. IT PROFITS OF \$25 ON A UNIT OF LUMBER AND \$40 ON A UNIT OF PLYWOOD. HOW MANY OF EACH M UST SELL TO MAKE PROFIT OF \$14720 can anyone help im so confused
September 20, 2009

writing
thanks =]
August 25, 2009

writing
what are some good topic sentences?
August 25, 2009

Math
350/3 for an improper fraction
August 16, 2009

science
1 word: chlorophyll
August 16, 2009

properties
PROPERTY= associative
August 16, 2009

Math/Algebra 2
is this 2 over x plus 3 over 4x? if so, that would be 26 repeating
August 16, 2009

college
well what are the three dimensions of love? if u know that, the first part will be easy.
August 16, 2009

math
then no that is not the answer. 2 to the 100th power is 1.2676506 × 10^30. now multiply that by 2
August 16, 2009

math
what is this: ^??
August 16, 2009

Math
oh i thought you mean in just the right sde. ummm so it would be 23x+24y-28?
August 16, 2009

Math
there are none... right?
August 16, 2009

Math
8x+4y-12
August 16, 2009

Math
August 16, 2009

Math
5(3x+4y-8)+2(4x+2y-6)= Please explain how to do this too.
August 16, 2009

It's supposed to be a summary, but that is a good sentence for my recommendation :) Thanks
August 16, 2009

I am writing a book report and I wanted to know if anyone could help me start. Just some nice topic sentences would be good. If this helps, the book I read was "Honus and Me" by Dan Gutman.
August 16, 2009

Math
90%? i think i got it! thanks!
August 16, 2009

Math
Thanks =]
August 16, 2009

Math
What percent of 60 is 54? please explain how to do this, i forgot
August 16, 2009

Social Studies
what was Sparta's government and economy?
January 29, 2009

a cricket
January 28, 2009

biology
why does hydrophilic residues of myoglobin replaced by hydrophobic residues of hemoglobin?
December 15, 2008

trig
Sec(2a0)=Sec^a/2-sec^2a
April 16, 2008

english12
how to make sentences with synonyms and stanzas?
January 29, 2008

Science
What is a common poison that is an enzyme inhibitor and how does it interfere with enzyme function? Here is a hint. The most common: Stannous fluoride, in toothpaste. Your instructor probably doesn't want that, so research either arsenic or selenium, but neither of these ...
August 28, 2006

math
A=1/2h(b1+b2) Solve for h
August 15, 2006

sociology
I agree page 34 of the test. Regarding the University of Colorado test they did
July 20, 2006

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