Friday
April 29, 2016

# Posts by Genevieve

Total # Posts: 40

Geometry
A. Find the values of a and b that would make the quadrilateral a parallelogram. B. Make sure to show work Top 6b-3 Left 2a+6 Right 3a-10 Bottom 5a+1 Thank you
January 15, 2016

Geography 9R - help!!!
6) This was issued in 1635, forbidding anyone to leave or enter Japan. a. Tang Shogunate b. Edit of Milan c. Edit of Nantes d. Edit of Japan my answer --- a am I correct?
April 19, 2014

Geography 9R - HELP!
my answer - a am i correct?
April 19, 2014

Geography 9R - HELP!
8) Heirs to Genghis Khan established ________________________, which was a time of peace, prosperity, order, and cultural exchange. a. Edit of Japan b. Pax Mongolica c. Pax Romana d. Pax Khan plzz help
April 19, 2014

prealgebra
60/21.5 =x/18 the answer will be 50.2
August 15, 2012

Physics
On a spacecraft two engines fire for a time of 589 s. One gives the craft an acceleration in the x direction of ax = 5.09 m/s2, while the other produces an acceleration in the y direction of ay = 7.50 m/s2. At the end of the firing period, the craft has velocity components of ...
September 21, 2011

Statistics
A new screening test for a disease is developed for use in the general population. The sensitivity and specificity of the new test are 60% (240) and 70%, (280) respectively. Four hundred (400) people are screened at a clinic during the first year the new test is implemented. (...
August 20, 2011

calculas
If f(x)=3x-1 and g(x)=2/3x+2 find: a) f(-3)+g(6) b)f(3)-g(2)
June 5, 2011

year 8 math
a snail is at the bottom of an empty trough with walls 40cm high. If the snail manages to move 4cm up a wall each day, but slips 3cm each night, how long does it take the snail to reach the top of the trough? it then continues over the wall and makes it's way down to the ...
March 7, 2011

maybe man and wife?? maybe: u were part of my life, sometimes we balanced on the edge of a knife, but we were like man and wife.
March 7, 2011

Chemistry
3-bromo-3-ethylpentene is treat with HBr what main product does it yield?
February 7, 2011

physics
multiple M and the velocity 9.9405
January 23, 2011

com/155
write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence. Mark each verb used in bold and, in parentheses, identify the specific tense use I need help to identified the verb and the ...
November 13, 2010

Science
It is Density equals mass divided by volume
November 5, 2010

FP101
Which part of the comprehensive financial plan do rent and food fall under? What about life insurance, long-term care insurance, and estate planning; which section of the comprehensive plan do these fall under?
November 3, 2010

Physics-Mechanics
Hi, I am confused on the height change. By 4.9 did you mean 4.8? and if so do I set it equal to zero to solve? is the v in the centripetal force different from the v in KE?
October 8, 2010

Physics-Mechanics
A poorly designed playground slide begins with a straight section and ends with a circular arc as shown in the figure below. img716.imageshack.us/img716/8381/25746193.jpg A child starts at point P and slides down both sections of the slide. At some point on the circular arc, ...
October 8, 2010

Physics-Mechaincs
How do I do that? the only info missing is the angle is 60 degrees... force > => block1 block2 / force @60deg uk=0.29
September 24, 2010

Physics-Mechaincs
A force of 23.52 N pushes and pulls to blocks as shown in the figure below. The vertical contact surfaces between the two blocks are frictionless. The contact between the blocks and the horizontal surface has a coefficient of friction of 0.29. The acceleration of gravity is 9....
September 24, 2010

Physics-Mechaincs
The suspended 2.29 kg mass on the right is moving up, the 1.3 kg mass slides down the ramp, and the suspended 7.7 kg mass on the left is moving down. There is friction between the block and the ramp. u=0.15 The acceleration of gravity is 9.8 m/s2 . The pulleys are massless and...
September 24, 2010

Physics- Mechanics
A 33.5 kg person stands on a 67 kg platform. He pulls on the rope that is attached to the platform via the frictionless lower-right pul- ley. He pulls the rope at an angle of 35◦ to the horizontal, as shown in the figure below. Assume: g = 9.8 m/s2 . Ignore friction. The...
September 24, 2010

Physics-Mechanics
A pulley is massless and frictionless. 3 kg, 2 kg, and 6 kg masses are suspended. What is the tension T1 in the string between the two blocks on the left-hand side of the pulley?
September 24, 2010

Physics-Mechanics
horizontal surface. The block is connected by a cord passing over a pulley to another block of mass 5.53 kg which hangs in the air, as shown on the following picture. Assume the cord to be light (massless and weightless) and unstretchable and the pulley to have no friction and...
September 22, 2010

Physics-Mechanics
A pulley is massless and frictionless. 3 kg, 2 kg (on the left), and 6 kg (on the right) masses are suspended What is the tension T1 in the string be- tween the two blocks on the left-hand side of the pulley? Can I solve this like if it was two masses? My prof gave an example ...
September 22, 2010

Physics-Mechaincs
A rowboat crosses a river with a velocity of 1.01 m/s at an angle 30◦ North of West relative to the water. Water’s frame of reference: speed of boat: 1.01 m/s direction from current: 30◦ The river is 322mwide and carries a current of 1.63 m/s due East. Shore&#...
September 19, 2010

Physics-Mechaincs
A 1.3 kg mass accelerates at 5.8 m/s2 in a direction 36◦ north of east. One of the two forces acting on the mass has a magnitude of 17.3 N and is directed north. Determine the magnitude of the second force. Answer in units of N.
September 19, 2010

Physics-Mechaincs
A block is pushed up a frictionless incline by an applied horizontal force as shown. The acceleration of gravity is 9.8 m/s2 . mass=2.7 kg F = 33 N theta=29◦ What is the magnitude of the resulting ac- celeration of the block? Answer in units of m/s2.
September 19, 2010

Physics- Mechanics
Before throwing a 0.821 kg discus, an athlete rotates it along a circular path of radius 1.19 m. The maximum speed of the discus is 18.7 m/s. Determine the magnitude of its maximum radial acceleration. Answer in units of m/s2.
September 17, 2010

Physics- Mechanics
The speed of the tip of the minute hand on a town clock is 0.00136 m/s. (a)What is the speed of the tip of the second hand of the same length? Answer in units of m/s. (b)What is the centripetal acceleration of the tip of the second hand? Answer in units of m/s2
September 17, 2010

Physics- Mechaincs
A home run is hit such a way that the baseball just clears a wall 27 m high located 147 m from home plate. The ball is hit at an angle of 37◦ to the horizontal, and air resistance is negligible. Assume the ball is hit at a height of 1 m above the ground. The acceleration...
September 17, 2010

Physics- Mechaincs
thank you so much!!!
September 17, 2010

Physics- Mechaincs
A particle has r(0)= (4m)j and v(0)= 92 m/s)i If tts acceleration is constant and given by a=-(2 m/s^2)(i+j), at what time t does the particle first cross the x axis? t=2 s, thanks Damon Also, at what time t is the partilce moving parallel to the y axis; that is the j direction?
September 17, 2010

Physics- Mechanics
A particle has r(0)= (4m)j and v(0)= 92 m/s)i If uts acceleration is constant and given by a=-(2 m/s^2)(i+j), at what time t does the particle first cross the x axis?
September 17, 2010

System of equation
solve system of equations graphically and check 2x - y = 5 3x + 2y = 4
September 6, 2010

college physics
A particularly beutiful note reaching your ear from a stradivarius violin has a wavelength of 39.1cm. The room is slightly warm, so the speed of sound is 344m/s. If the string's linear density is 0.670g/m and the tension is 140N, how long is the vibrating section of the ...
February 3, 2010

Biology
Does any one know where I can find a skeletal muscle cell diagram that shows its organelles? I have been having a hard time finding one. Maybe I need to improve my researching skills :) Thank you in advance!!!!
February 23, 2008

English
Help (!?) me unscramble these letters S L A T E F Do you want one word? FESTAL? An adjective as in relating to a festival?
June 6, 2007

physics
1)In the special case of projectile, at what initial angle the range equals the maximum height? If A is the launch angle measured from horizontal and V is the launch velocity, the maximum height achieved is H = (1/2) (V^2/g) sin^2A and the range is R = 2 (V^2/g) sin A cos A. ...
July 30, 2006

physics
1)The acceleration due to gravity on the moon is 1.67 m/s2. If a person can throw a stone 12.0 m straight upward o the earth, how high should the person be able to throw a stone on the moon? Assume that the throwing speeds are the same in two cases. The height H attained when ...
July 29, 2006

Physics
1)A student at a window on the second floor of a high school building sees his math teacher coming along a walkway besides the building. He drops a water balloon from 18.0 m above the ground when it the teacher is 1.00 m from the point directly beneath the window. If the ...
July 29, 2006

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