Monday
September 1, 2014

Posts by madi


Total # Posts: 62

Math
A ferris wheel has a diameter of 10 m and takes 24 sec to make one revolution. The lowest point on the wheel is 1 m above the ground. (4 marks) a. Sketch a graph to show how a rider's height above the ground varies with time as the ferris wheel makes a rotation. Assume the...
July 23, 2014

Math and Music
I have to do a presentation on how math and music relate. I have found some things and facts but everything is so complicated. If someone could help explain to me how I can narrow my topic down and make a presentation that is simple but effective. It can be anything within the...
March 21, 2014

Math palette of problems
If 2/9 gallon of water fills a bucket 3/5 full, how many gallons of water are needed to fill the bucket?
January 30, 2014

Physics
A block is sliding along a frictionless surface at a speed of 3.6 m/s. It hits a spring of spring stiffness constant k = 150 N/m. How far has the spring compressed when the block comes to a stop?
September 13, 2013

Physics
Paige and Julia are playing volleyball. Paige is in spiking position when Julia gives her the perfect set. The 0.226-kg volleyball is 2.29 m above the ground and has a speed of 1.06 m/s. Paige spikes the ball, doing 9.89 J of work on it. Determine a) the total mechanical ...
September 13, 2013

Chemistry
Six sig figs.
September 13, 2013

geometry
36 units
June 11, 2013

math
least to greatest 1/8,1/10,1/7
April 28, 2013

circle geometry
The correct answer is 301. Steve, in the first line is 129, not 29... and you shouldn't work with decimals because in the end the ugly dominator simplifies with the numerator.
March 8, 2013

Biology! pleaseee helppp
please help
November 10, 2012

Biology! pleaseee helppp
About 70% of the human population can taste the bitter chemical phenylthiocarbamide (PTC), which is found in foods like broccoli. The allele, T, for tasting PTC is dominant over the allele, t, for not tasting it. Calculate the allele frequencies using the Hardy-Weinberg ...
November 10, 2012

Physics
A 59-kg housepainter stands on a 16-kg aluminum platform. The platform is attached to a rope that passes through an overhead pulley, which allows the painter to raise herself and the platform. (Ignore the mass of the pulley and any friction in the pulley.) (a) With what force ...
October 4, 2012

Physics
A box of mass m2 = 3.1 kg rests on a frictionless horizontal shelf and is attached by strings to boxes of masses m1 = 1.6 kg and m3 = 2.6 kg as shown below. Both pulleys are frictionless and massless. The system is released from rest. After it is released, find the tension in ...
October 3, 2012

Biology
Which of the following statements correctly compares the functions of a plant's roots and stem? The stem contains a high percentage of cells that provide structural support, unlike the roots. The stem is the first part of the plant to emerge from a seed, followed by the ...
September 28, 2012

math
i don't get it...
August 21, 2012

Government
Marbury v Madison
July 21, 2012

Government
This case came about because President Marbury refused to honor the last-minute judicial appointments of Pres. Madison. A) True B) False 2. Marbury wanted the courts to issue of writ of mandamus, a court order forcing Jefferson to give him his commission. A) True B) False 3. ...
July 21, 2012

government
Which of the following is NO LONGER necessary for the right to vote?A) RegistrationB) CitizenshipC) Residency D) Land Ownership
July 5, 2012

Spanish
Fill in the blanks with words from the box. estés molesta plástico recicle sea Es posible que reciclar (1) una de las mejores formas de proteger el medio ambiente. Quizás no te das cuenta (you're not aware), pero reciclar vidrio, aluminio y (2) ahorra...
July 3, 2012

Spanish
Fill in the blanks with the subjunctive form of the verbs. 1. Me alegro de que el ecoturismo (ser) un buen negocio (business). 2. Es una lástima que tú no (reciclar) el vidrio. 3. No crees que ellos (querer) usar energía solar. 4.Ojalá todos ...
July 3, 2012

Biology
The Kingdom Monera has been separated into two domains, the Archaea and the Bacteria. Which of the following was most important in prompting scientists to change the way these organisms were classified? a.)Major differences were discovered in the structure and operation of the...
May 27, 2012

communication
I need to complete an outline and thesis statement on "Two female Chihuahuas living in the same household.I don't understand how and what information to write.
March 1, 2012

science
Two mineral samples have the same mass. Wich of the following statements is therefor true
January 17, 2012

Math
How does ruling out possible answers help you find the correct answer
October 30, 2011

Math
Simplify the Ratio 4in : 1 yd
August 24, 2011

Spanish
Please unscramble these Spanish words mincara, carbaa, tauerdis, tagsur, suar, qarilaul, caars, sotrecnat, piormcatr, bajra, gelral.
June 1, 2011

science
The enzyme that opens up the DNA double helix during replication.?
May 12, 2011

science
DNA is copied during a process called.?
May 12, 2011

math
$80 $110 $130 $160 $210 $650
May 11, 2011

physics
A mass was dropped from a height of 20m. (a) find its speed at impact. (b) what can you say about the initial GPE of the mass and the KE of the mass just as it hits the ground?
March 15, 2011

physics
From a tree that is 15m tall, a fruit of mass 2kg falls to the ground. (a) find the initial GPE (b) find the speed at impact (c) find the KE at impact (d) how much energy was lost to heat and sound after the mass came to rest?
March 15, 2011

physics
A mass of 2kg was thrown straight up with a speed of 15m/s. (a) find the initial KE (b) how high does the mass rise? (c) what is the GPE of the mass at the highest point?
March 15, 2011

chemistry
calculate the mass in grams of .354 moles of NH3
January 25, 2011

algebra 2
what is the quadratic function that has the roots (4+3i) and (4-3i)
January 19, 2011

math
How many people were at a party if There were 105 handshakes at a party and if each person at the party shook hands with exactly once with every other person. The answer is 15. How do I write the problem?
October 25, 2010

Math PIZZAZZ
it cant be halo...there are 14 answers
October 25, 2010

9th grade
What is an example of natural selection in everyday life?
September 17, 2010

Art
okay, ummm my teacher wants us to write down what a proportion and scale isand what an economy is in art. So what are those????!!! I'm so confused! :P plz help!
September 17, 2010

math
ummm how old r u?
September 17, 2010

Physics
highway saftey engineers build soft barriers so that cars hittingthem will slow down at a safe rate. a person wearing a saftey belt can withstand an acceleration of 300 m/s how thick should barriers be to safely stop a car that hits a barrier at 110 km/h
September 9, 2010

physics
a plane travels 5.0 x 10^2 while being accelerated uniformly from rest at the rate of 5.0 m/s. what final velocity does it attain?
September 9, 2010

Physics
an astronaut drops a feather from 1.2 m above the surface of the moon. if the acceleration of the gravity on the moon is 1.62 m/s down , how long does it take the feather tho hit the surface
September 9, 2010

physical science
The density of copper is 8.92 g/cm (cubed). If you plotted the mass of copper in grams versus the volume in cubic centimeters, what would the slope of the line be?
September 1, 2010

Government Check
^^agreed.
June 23, 2010

5th grade Math
?????? i dont get it
September 4, 2009

riddles
is this home work
April 21, 2009

CIVICS DUE TOMARROW PLZ ANSWER
umm this doesn't answer my question. I can not find it on the website.
April 21, 2009

chemistry home work
2 examples on sediment plz reply fast...
November 21, 2008

algebra
in my workbook it says give the opposite of each expression and the problems are: -10t+21 -x+2z there are alot more but i thought if someone explained a couple of these to me maybe id understand the rest. idk just please help me!!!
August 26, 2008

Basic Math
composite means that the # can be divided by one and it's self. so that means the anser is B
January 22, 2008

spelling
It says find 1 vowel and 1 consonat
January 22, 2008

spelling
there's a problem on my worksheet and it gose like this "to add the er suffix to words ending in a stressed sylable with one vowel and one consonant,___________________________." I've got that but then it asks for an example thats ware i'm stuck.
January 22, 2008

algebra
if the line is 3-5 then draw 2 lines from the 3 (on the side) and the 5 (on the bottem)and conect then.
January 22, 2008

math
THAT IS HARD WHAT GRAGE ARE YOU IN 100th!!!!
January 22, 2008

Math
no
January 22, 2008

chemistry
what if more NO is added?
December 6, 2007

chemistry
for this reaction: 2NO + heat <-> N2 +O2 which way would the equillibrium shift if catalyst is added?
December 6, 2007

science
5 reasons that the eagle helps the ecosystem?
October 29, 2007

Trig
How do you tidy it up?
September 13, 2007

World History
What was the Bill of Rights influenced by? This is an interesting article that will help you answer your question. http://bessel.org/billrts.htm
May 24, 2007

Geometry
I need help with vertices! The vertices of triangle FGH are F(1,1), G(3,-5),H(6,0). Find the coordinates of the vertices after a refelection over the y-axis. I'm not sure how to do this. Is there a certain formula I need to know? The reflection across the y-axis negates ...
September 13, 2006

unscrambling word
i need help unscrambling fraaBskte can someone please help me this is homework and i nned really badd helppp.
June 14, 2005

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