Tuesday
September 27, 2016

Posts by Ian

Total # Posts: 258

chemistry
Mass and weight are two different things. It is true that the object would weigh twice as much, but the mass would remain the same, as it is independent of gravity. Think of mass as a measure of the amount of matter in an object. Weight is a measure of force (F=ma). I agree on...
September 27, 2009

science
Say you have two gallons of water in one bucket and one gallon in another. They would weigh different, the volume is different (1 gallon vs 2), and the mass would differ. However, they are the same substance. However, if you boiled the water in these buckets, they would both ...
September 27, 2009

science
This question is testing your knowledge of the order of life: Atom Molecule Organelle Cell Tissue Organ Organ System Organism This order starts small and simple and grows to larger and more complex systems. With this in mind, which do you think a plant is?
September 27, 2009

chemistry.
A trick to solving this type of problem is to reduce all of the ratios to either their simplest form or a percentage. Ex. 3C/6H => 2C/4H => 1C/2H = 50% C 1/2 is the simplest form, and the molecule is 50% Carbon. With this in mind, you should look over your options once ...
September 27, 2009

SCIENCE
Think of the organisms that use diffusion for gas exchange. Most of them have a very high surface area to mass ratio. I'll give you a big hint, there's a relationship between speed of diffusion and the distance over which something is being diffused.
September 24, 2009

College Physics
A car starts from rest on a curve with a radius of 140 and accelerates at 1.20 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.50 ? If someone could just get me started. Im new to this stuff. I dont understand how if ...
September 15, 2009

math
i am doing a SSAT/ISEE Prep... not a dignostc but just a prep. I need help desperately. Please help me within the next few minutes, somebody!
April 9, 2009

english
I think that will be just simple. Here is the reconstructed sentence: Devon had an eerie dream about grammar rules last nighPr
April 9, 2009

Chemistry
I am writing out ionic compounds. The compound given is Fe(subscript)2O(subscript)3. I noticed on the periodic table iron had a charge of 3+/2+. Which should I then write down in the cation column of my ionic compound chart? Thank you.
March 5, 2009

Please help! algebra 2
thanks
February 24, 2009

Please help! algebra 2
i think my main problem is that i dont understand the question but my friend tried explaining it and i didnt really get it ( i think its 2) What is the absolute value of the product of the solutions of the equation below? (x+2)^2=16
February 24, 2009

algebra 2
please?
February 24, 2009

algebra 2
Hey could you help me with this: What is the absolute value of the product of the solutions of the equation below? (x+2)^2=16
February 24, 2009

algebra 1 page 167 did you hear about...
Need help, did yoj hear about.... Cat one
February 22, 2009

Writing/ Research
In Katz ( Katz vs Olmstead), why did Douglas write a concurring opinion? what is the basis of his opinion? Do you agree or disagree with the opinion and why?
February 15, 2009

Reading
Uncertain is to unsure AS shy is to _____? Please help me... I am up late and need to finish my homework... Thank you!!!!!
February 9, 2009

Reading
Senseless is to silly AS sensible is to _____?
February 9, 2009

Chemistry Lab
properties of hydrogen
January 20, 2009

Chemistry Lab
action with acid
January 20, 2009

Biochemistry
Urea is heated in a test tube. A condensation reaction occurs. Which one? What is the formula for this reaction? Then cupper sulphate and sodium hydroxide is added to the tube. This is compared to a tube in which cupper sulphate, sodium hydroxide and a solution of egg white ...
December 25, 2008

art
What is a Three dimensional representation of shape
November 19, 2008

English / Universal Health care
I'm writing a paper in support of universal health care. So far, I have defining the problem, how the uninsured are treated, an anecdote, profiles of the canadians and british syetms, and how it could save us money. I'm only at a full 3 pages, and I need three more. ...
November 19, 2008

History
I need 2 write a paper on the Renaissance but i don't know what to put in my outline. can some1 give me an example,please? thank you.
October 14, 2008

science
Beaker, thermometer
September 13, 2008

technology
there are some websites that include ebooks
September 12, 2008

words
what subject is this??? And whats the lesson?
September 11, 2008

11th grade
False coplaner- is 2 or more points on the same plane collinear- is 2 or more points on the same line To remember look at the word coplaner: it includes the word plane in it. look atbthe word Collinear it includes the word line in it. Hope you understand.
September 11, 2008

jku
1,433+432=n
September 9, 2008

7th grade history
Start by listing what freedom means to you then on a diff. Paper start putting the points you wrote into sentences and you will get a speech. You should get a quote and use it as your opening statement.
September 9, 2008

5th grade math
n/80=30 first you want the n to be alone right? So you try to move the 80 so here you; n/80 * 80/1= 30* 80/1 remember whatever yoy do to the left you do to the right and whatever you do to the righy you do to the left. n=30*80/1 n=2400
September 8, 2008

Algebra
yep :D
September 8, 2008

Chemistry
Thank you! Now the whole lesson actually makes sense
September 8, 2008

Chemistry
what is the effect of atomic radius on the chemical reactivity of the halogens? Which is most the most active halogen? Which is the least active?
September 8, 2008

grammar
FINDING FIGURE OF SPEECH IN: 1. TIME FLIES WHEN WE ARE A RECESS. ?TIME FLIES? 2. HE HAS ANTS IN HIS PANTS. ?ANTS IN HIS PANTS?
August 12, 2008

Education
Thanks! I got all the information I needed.
December 19, 2007

Education
Thanks! That site was helpful.
December 19, 2007

Education
I need two articles detailing community service programs in any two public schools. I can find schools that onclude these sorts of programs, but they never give information on what sorts of projects they need to perform, the number of hours, or other details. Can you reccomend...
December 19, 2007

math
thank you drwls. that is all the problem provides. is this a bad question?
December 17, 2007

math
Karen and Kate lookedata collection of stones. Karen said the ratio 2:3 represented the stones. Kate said the ratio 2:5 represented the stones. They were both right. Explain Why
December 17, 2007

literature
can anyone help me with this exam 00779000 please i need your help
December 13, 2007

government
Thanks, Ms. Sue! I was able to complete my paper. I'm glad I discovered this site.
December 11, 2007

government
I need to compare/contrast the Illinois judicial branch to the national judicial branc and give at least three good similarities and three differences.
December 11, 2007

Algebra 1
The roots of a parabola are found on the y-axis. True or False? Thanks in advance!
June 10, 2007

Algebra 1
x^2 - 4x + 4 = 0 Find the roots by completing the square I got {2,2}. Is this correct? yes 2 is the solution
June 10, 2007

Religious Studies
what are the five gifts brought to the monastry by each new buddhist monk?
January 17, 2007

Calculus
A three-sided fence is to be built next to a straight section of a river, which forms the fourth side of a rectangular region. The enclosed area is to equal 3200 m2. What is the minimum perimeter that such a fence can have? I developed two equations: 3600=xy & 2x + y = P .... ...
November 23, 2006

Geography
On a map, what do black dots usually represent? they usually represent cities i believe find equivalent fraction 1/2=6/? what is the name given to a body of land with water surrounding it? Thanks!
October 4, 2006

Geography
Is the Arctic Ocean larger than the Indian Ocean? No the Indian icean is larger
October 4, 2006

Geography
What states would you pass through if you wanted to travel by car from Texas to California using the shortest route? http://www.yourchildlearns.com/geography.htm Use the link called United States On-Line Interactive Map. There are other maps here that will help you with all ...
October 4, 2006

Geography
Which state would likely have the coldest weather, Montana, Georgia, or Oklahoma? Usually, the areas that are farther north have the coldest temperatures. Please check your map of the U.S. to see which of these three states is the farthest north.
October 4, 2006

Geography
Which continent is smaller in land area, Europe or Australia? australia
October 4, 2006

Geography
Which continent is due south of Italy and Greece? Please check this map. Note that Italy and Greece are in Europe. http://www.mapsofworld.com/images/world-continents-map.gif
October 4, 2006

Geography
Which continent extends farther south, Australia or South America? South america
October 4, 2006

Geography
On a map, what does the symbol of a blue line usually represent? rivers streams small lakes canals or lake borders aka water ways
October 4, 2006

Geography
Which is larger in land area, California or Missouri? i think it is california
October 4, 2006

Geography
What stae is due north of Hawaii? What is it capital? alaska juneau
October 4, 2006

Geography
What natiral feature forms Mississippi's western border? mississippi river mississippi river i think im not positive you might want to check
October 4, 2006

Geography
In what state are you probably located if you can see both the Gulf of Mexico and the Atlantic Ocean? flordia
October 4, 2006

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