# Questions Asked onNovember 11, 2006

1. ## physics

A person pushing a stroller starts from rest, uniformly accelerating at a rate of 0.500 m/s^2. What is the velocity of the stroller after it has traveled 4.75 m? Sorry, I made a typo.... the problem should say: what is the velocity of the stroller after it

2. ## maths

If A=1+r^a+r^2a+r^3a+.......................to infinity B=1+r^b+r^2b+................to infinity then find a/b=????? Is r^2a supposed to be r^(2a) or a*r^2? In other words, is the a part of the exponent? what the heck is that? exponents are like 2 cubed or

3. ## physics

A box whose mass is 20 kg rests on a frictionless ramp with a 15 degree (upward) slope. A mover pulls up on a rope attached to the box to pull it up the incline. If the rope makes an angle of 40 degree with the horizontal, what force does the mover have to

4. ## education Ms. Sue

Hello, Thanks for the response I got the idea now for the teaching practices but what would be an example for 3 teaching practices that undermine academic achievemtn. Thanks Editor's Choice: Valuing Diversityâ€”Student-Teacher Relationships that Enhance

6. ## Chemistry

Where Can i find drawing of the electron dot structure of the following atoms. Argon,Calcium,Iodine www.webelements.com will give you the electron configuration. Scroll down the menu on the left side. The electron dot structure is done this way: Write the

7. ## pre-calculus

THe sume of 2 positive numbers is 20. Find the two numbers such that 1) the sum of the square is minimum b) the product of one and the square is maximum. c) the product of the square and one and the cube of the other is maximum I will be happy to critique

8. ## Chemistry

In human body, enzymes are used as a catalyst in reactions. Why the rate of reaction would decrease above 37 degree celcius in human body? Enzymes serve as catalysts because of their shape and/or structure. They are usually quite specific for a particular

9. ## PHYSICS

a 60 km/h wind is blowing in a direction 30 degrees north of east. a. what is the component of the velocity oriented to the east? b. what is the component of the velocity oriented to the north? The component east is 60cos30. For both a and b, draw a

10. ## Introduction to the Criminal Justice System

How does constitutional law affect the development of the criminal code? (What I have)is research on: I have researched the constitutional law and the criminal code, but I can not find where the constitutional law affects the criminal code. For one, the

11. ## Physics

If a note was "fretted", by reducing the length of the string to 0.25 m, then the lowest frequency note this string could play is? in Hertz I am not certain of the term fretted. The lowest frequency will be the longest wavelength, so that normally means

12. ## Introduction to the Criminal Justice System

You are a peace officer trainee assigned to your first post of duty. Your supervisor calls you into his office and tells you that he needs you to prepare content for a presentation at a local university for students in a criminal justice program. He

13. ## science

how do jupiter's moons stay in orbit around jupiter They rotate around jupiter. If you rotate around an object you are accelerating toward it, even though the distance can stay the same. This so-called centripetal acceleration multiplied by the mass must

14. ## increasing decreasing and more

How to analytically find the intervals on which the function y = 2x^4 - 4x^2 + 1 is 1)increasing 2)decreasing 3)concave up 4)concave down Also find any local extreme values and inflection points. Thanks. (1) The function is increasing when the first

15. ## I Have To Write A 2 page Essay---HELP PLZ!!!

I have to write down all the factors in my early life that have influenced the way I developed. Then I have to use those factors in an essay. What factors besides hereditary factors and enviromental factors, can I list? Can you suggest maybe a way to begin

16. ## Physics

A string on a musical instrument (1 m long) carries travelling waves at 100 m/s. What are the three lowest notes that this string can play (keeping the string at its full length)? You have the length. You can put one half wavelength on the string, one

17. ## Microeconomics - determining how many to sel

Hi, I would really appreciate it if someone could help me with these questions: An author earns royalties from his book that are specified as 10% of the book's selling price. The demand curve for this is straight and downward sloping. 1. What rule does the

18. ## chemistry

How can i explain the electron configuration for silcon. I Know it's [Ne].3s2.3p2 but how do i explain it. Si has 14 electrons. The fill by low energy level to higher is 1s2, 2s2, 2p6, 3s2, 3p2 I don't know what else there is to explain. If this isn't the

19. ## Linear Programming

I really really need help with this question, i've tried it different ways and end up confusing myself more. It's a multi schedule question and my biggest block is coming up with the objective function. HELP!!! The Homespun Company produces an air

20. ## Juvenile Delinquency

Compare the adolescence period in the United States with that of other nations. Compare and contrast any ritualistic (rites of passage) behavior used by both Americans and foreign children. Please re-post and include the answer or response you have come up

21. ## Third Side, Reply to Jen

Hi Jen, I've seen the drawing. My site is down at the moment. Draw a line from Venus (either of the two positions) to the line Earth-Sun at right angles. Let's call the distance Earth Venus d. Then you have a right angle triangle with a hypotenuse d, the

22. ## chemistry

Someone please help me with these 2 problems!! I am going nuts! How many moles are there in 16grams of O2? What is the volume of 16 grams of O2 at Stp? Look up the atomic mass of oxygen on the periodic table. It is 16 grams but look it up so you will know

23. ## Social Studies

I have to write an essay on "How to promote tourism? " What are your ideas? What do you need? Have you considered the following: Who are the proposed tourists? What are they to come for? they come to look at the beauty in the land. Or even to try new

24. ## History

British troops were out moving across the back bay. In Concord and Lexington, trained militiamen were waiting to respond. Where and approximately when is this? Check this site for your answer. Note: the Back Bay is in Boston.

25. ## careers

Thank you for your response. I am currently attending a community college and I'm really having a difficult time with the counselors and advisors. Because I attend only half-time,I am told I have to retake some classes, along with the fact that some

26. ## Linear Programming Investment Strategy

How can I set this question up? Client has 800,000 that must be invested in 3 funds. 20 to 40% invested in growth fund, 20 to 50% in income fund and at least 30% in money market fund. Client has a max risk index of 0.05. Risk indicators - growth fund is

27. ## find the intervals

How to find the intervals on which the following function is a)increasing b)decreasing c)concave up d)concave down. y = 2x, x < 1 2 - x^2, x >= 1 Thank you.

28. ## English

Do you advice me to go college or that I should get a job after high school? Do both... get a nice summer job and then start classes and get a weekend or part time job that isn't too stressful while you take classes. Kristal is right -- do both!

29. ## math

What is the interest on \$600 for 5 years is \$210.What is the percentage rate? 600 x rate x 5 yrs = 210. Solve for rate, then multiply by 100.

30. ## maths

3 dimensional shapes What about them? Do you need examples? A sphere is one. You can think of others. 3D shapes are figures that pop out. Like for example, if you saw an airplane fly by your're seeing it in 3D. But if you see an airplane on a piece of

At the end of a Private Limited Companie they have LTD and at the end of a Public limited companie they have PLC but what do multinational companies have (if they have anything)

32. ## english

In the book "A Clockwork Orange" what motivates Alex to choose to be "good" by excersing his free will? I think it is his boredom that motivates him, but I need to expand upon that idea. Can YOU help me with this? What motivates him? Thank you very much.

33. ## english

I have a question about The Adventure of Huckleberry Finn. Why are Huck and his father living separately? http://en.wikipedia.org/wiki/Adventures_of_Huckleberry_Finn

34. ## technology paper

i have to write a ten page paper for my technology class on a technology that was developed in the last ten years. it can not be an innovation (such as hi-def tv, or cell phones) ive tried gps, artificial hearts, the internet, but none of them worked, i

35. ## science

Describe the carbon family of elements and the nitrogen family of elements You can go to www.webelements and look at the carbon group and nitrogen group. Look at each element, especially the first two or three in each group, and you will see the

36. ## binary compounds

an example of a binary compound is Take a metal and combine it with a non-metal to make a binary compound. Post your answer here if you want us to comment on it.

37. ## math

1.In what length of time will \$500 be the interest on \$2500 invested 5% per anum? Is this compounded. I will assume it is not. 0.05 x 2500 x #yrs = 500 Solve for #yrs.

38. ## Series

For what values of p>0 does the series a) Riemann Sum [n=1 to infinity] 1/ [n(ln n)^p] converge and for what values does it diverge?