Questions Asked onAugust 31, 2008

1. Physics

Two students walk in the same direction along a straight path, at a constant speed - one at .90 m/s and the other at 1.90 m/s. a.) assuming that they start at the same point ant the same time, how much sooner does the faster arrive at a destination 780 m

2. Math

Convert 8.66 x 10^-9 m to millimeters using scientific notation.

If cos theta = 0.8 and 270

4. physics im stuck

A small plastic ball of mass 6.10 10^-3 kg and charge +0.150 µC? A small plastic ball of mass 6.10 10^-3 kg and charge +0.150 µC is suspended from an insulating thread and hangs between the plates of a capacitor. The ball is in equilibrium, with the

A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for \$3.75 per bag and sells them

6. physics im stuck

Two identical small insulating balls are suspended by separate 0.27 m threads that are attached to a common point on the ceiling. Each ball has a mass of 6.20 10-4 kg. Initially the balls are uncharged and hang straight down. They are then given identical

7. algebra

true or false 1. fraction cant be written as decimal. 2. natural numbers are referred to as counting numbers.whole numbers consists of counting numbers.whole numbers consist of counting numbers as well as the number 0 3. intergers do not include negative

8. ACCOUNTING

Need to prepare the bank reconciliation for Multi-Plex Health care at May31 and Record the entries called for by the reconciliation. The May 31 bank statement of Multi-Plex Health care has just arrived from first state bank.To prepare the bank

9. science

the sun sets, fully disappearing over the horizon as you lie on the beach, your eyes 10 cm above the sand. you immediately jump up, your eyes now 130 cm above the sand, and you can again see the top of the sun. If you count the number of seconds (=t) until

10. Pre-Calculus check answers

Describe the linear programming situation for this system of inequalities where you are asked to find the maximum value of f(x,y)=x+y. Answer: an optimal solution 2)Describe the linear programming situation for this system of inequalities: Answer: an

11. Pre-Calculus

The paddle wheel of a boat measures 16 feet in diameter and is revolving at a rate of 20 rpm. The maximum depth of the paddle wheel under water is 1 foot. Suppose a point is located at the lowest point of the wheel at t=0. 1) Write a cosine function with

12. Algebra

Hello. It's the beginning of the school year, and I've quite forgotten what I learned in Pre-Algebra...The question in the text book is this : Simplify each pair of expressions. 1. 36 - 8 ÷ 2 (36 - 8) ÷ 2 There are several problems like the one above.

13. Economics

Describe two factors that affect labor supply and two factors that affect labor demand. Using economic principles, describe how changes in the labor market have affected you or someone you know.

14. algebra

Multiply and simplify (9square root 6 - 4 square root 10) (square root 6 - 7 square root 10) I have been stumped and working on all day. Any suggestions?

15. Pre-Calculus

How do you find the polynomial funtion that best models data givn in a table for x and f(x). The only example in my testbook shows how to do it on a calculator but I cannot find any instructions with my calculator to tell me how to do it. The data for

16. Pre-Calculus

Approximate the greatest real zero of the function g(x)= x^3-3x+1 to the nearest tenth. I know that there is a zero between -2 and -1, and another between 0 and 1 but do not know how to find it to the nearest tenth. The only example shown in my book uses a

17. social studies

Humans in North America up to 1492,groups living in the same regions of North America developed similar ____________________?

18. Physics

An ant is observed to travel 12.6 meters in 4.6 minutes. Find the average velocity of the ant in m/s and the instantaneous velocity of the ant at the 8 meter point. So i found the average to be 2.7 m/s. Is that right? and how do you find the instantaneous

19. social studies

the usa is made up of how many geographical regions?

Find the number of possible negative real zeros for f(x)=6+x^4+2x^2-5x^3-12. Answer: 0 2) Approximate the real zeros of f(x)=2x^4-3x^2-2 to the nearest tenth. Answer: no real roots

21. Economics

The required reserve ratio equals required reserves divided by what??

22. no subject

5 reasons to increase alertness on the road

23. College Admissions: USC

Does anyone know the latest time to take the SAT score so that I can send in a USC app by its Dec. 1 deadline? Thanks.

24. chemistry

State three examples each of acids, bases, and salts commonly used in therapeutic processes.

25. critical thinking

Describe a time when your moral values influenced the way you responded to an issue. What differences did you notice between your logical reasoning process and your moral reasoning process? What were the possible consequences or outcomes of your decision?

26. Calculus

Find (fg)'(1) if f(1)=1, g(1)=2,f'(1)=3, g'(1)=-3

27. chemistry

State three examples each of acids, bases, and salts commonly used in therapeutic processes.

28. science

if a planet has four times the density of earth half the diameter will the gravity be stronger or weaker than earth

29. mat115

you are making posters 2ft by 4ft. how many square feet of material will you need for eight posters

30. Physics

What is the shortes possible time in which a bacterium could travel a distance of 8.4 cm across a Petri dish at a constant speed of 3.5mm/s?

31. Research Writing

Having a hard time of doing this. 500 words Identify examples of bias, fallacies, rhetorical devices in the speech of Citizen Kane. Speech is very short. Should I think outside the box for these questions. Did the speaker address arguments and

32. art

i take specialty art and i need to know this one thing for this report:how do u define beauty?

33. statistics

assuming there are 365 days in a year, how many ways can 3 person have the same birthday.

34. biology

how will you find out about the animals that live in the pond?

35. Economics

Since the September 11th attack there has been an increase in the demand for security personnel—police, air marshals, airport security, etc. How do you think the higher demand has affected the equilibrium wage? In which direction do you think the labor

36. Science

How many ways can volume be measured?

37. social studies

the applacian mountains run from what to maine

38. algebra

square root 5/square root 8 x square root 6/15 simplify

39. Math

Use the following clues to find a set of 5 numbers. The mean=8. The median=6. The range=10. What are some of the sets of numbers that would work? Thank you.

40. percentage

If I put \$5,000 in a CD for a miniumum of 3 years, the bank will offer 3.25% interest. How much interest will I earn after 6 years?

41. social studies

what is the area stretching from new mexico to washington?

42. spanish

Fue una "bombada". (loss) Makes sense. It was a new word for me.

43. social studies

the name for topographical landforms that include mountains,hills, plateaus,etc is called?

44. Math

(2x^2)^3/2 / 2^1/2x^4 can someone tell me how to simplify this? thanks much!

45. MATH

X DIVIDED BY X = 4. WHERE X IS THE SSAME NUMBER. WHAT IS X?

46. Critical thinking

In your environment, what everyday items are treated aesthetically? For instance, a roll of plain white toilet paper is simply functional, but one decorated with floral patterns is more aesthetic. Consider your impressions of a hotel when the toilet paper

47. ecology

What are some examples of advantages of flooding? I have the example of the floods carrying extra nutrients into the soil; therefore making it fertile, and it leaves behind a rich silt for further crops to grow. What else is there? Thanks

48. math

i need help with a problem a, b, c >0, abc=1 show that (a+b)/[2(a^7+b^7+c)]+ (b+c)/[2(b^7+c^7+a])+ (c+a)/[2(c^7+a^7+b)]

asked by ELENA ROMINA
49. Math

Find the decimal and fraction 1 ounce provides 9% of the mda of fat

asked by Wendy Vierling
50. social studies

people visit america to see its what?