# Questions Asked onAugust 6, 2008

1. ## physics

A simple pendulum with a length of 1.50 m is suspended from the ceiling of a train. What is the period of simple harmonic motion for the pendulum if the train is moving up an incline of 15.0˚ with an acceleration of 3.00 m/s²? Don't know how to do,

2. ## physics

A bat flying at 6.00 m/s emits a chirp at 40.0 kHz. If this sound pulse is reflected by an insect moving away from the bat at 2.00 m/s, what is the frequency of the echo received by the bat? Assume the air temperature is 25.0 ˚C. Would I need two

3. ## physics

A uniform string fixed at one end passes over a pulley and then is attached to a hanging object. The string is horizontal between the fixed end and the pulley. When you let the hanging object oscillate in the vertical plane, the fundamental frequency of

4. ## Chemistry

Can a buffer solution with pH = 4.70 be prepared using water, 6.0 M HC2H3O2 and 6.0 M NaOH? Justify your answer. Ka = 1.8 x 10-5 for HC2H3O2 , K = 1.0 x 10-14 .

5. ## chemistry

Consider the reaction A + X products. Two trials are performed at the same temperature and using the same reaction medium. The initial rate is found to increase by a factor of 2.83 when the molar concentration of X is doubled and the molar concentration of

6. ## chemistry

The isomerization reaction H3CNC(g) H3CCN(g) was found to be first order in H3CNC. At 600 K, the concentration of H3CNC is 75% of its original value after 205 s. (a) What is the rate constant for this isomerization reaction at 600 K? (b) At what time will

7. ## Bus115

Does Nike invite comments from vistors to its. Web site? If so, how dose this effect its attemp to build positive relationships with its customers?

8. ## Bus115

How do the elements of the Website relect Nike's target market?

9. ## Bus115

How does Nike's Web site help the company strengthen its relationships with its stakeholders? Give examples to support your answers.

10. ## Precalculus

Find the inverse function of f(x) = 1.5 ln(x-2) + 4 Please help! I don't even know where to start ):

11. ## chemistry

chemical technology definition

12. ## chemistry

chemical technology definition

13. ## human resources

I'm writing an essay looking into why organisations may systematically not hire the best candidate for the job. So far I have only been able to think of positive discrimination as a positive reason. Does any one else have any ideas?

14. ## mathematics

the difference between two positive numvers is 2 and the difference between their squares is 40. taking x to be the smaller of the two numbers, form an equation in x and solve it. thank you in advance!

15. ## maths!

the formula h=15t-5t^2 gives the height 'h' metres of a ball, 't' seconds after it is thrown up into the air. (i) find the times when the height is 10m (ii) after how long does the bal hit the ground? ive figured out that the answer to (i) is t= 1 or 2 by

CAN SOMEBODY WRITE A 2 TO 3 PAGE SKIT ON THE WATSONS GO TO BIRMINGHAM....IT NEEDS TO INCLUDE ATLEAST 3 CHARACHTERS...THANKS!!

17. ## psychology

I would like the entire class to identify the major similarities and differences that exists between the American and European traditions of psychology. Please post a response to this message that includes at least two similarities and two differences. can

18. ## calculus

how do you evauste the intergral intergral (2x^4-2x^3+6x^2-5x+1)/(x^3-x^2+x-1)dx using partial fractions method?

19. ## com140

Which guidelines do you think are most important for formatting papers?

20. ## com140

Suggest options for presenting information to an audience. Which method do you think is the most effective. Please expplain

21. ## geography

The Pacific Ranges were formed by a. volcanic activity b. recent glacier deposits c. the collision of tectonic plates d. the Great Divide

22. ## physics

A stone is thrown downward into a well with an initial speed of 5.00 m/s. The sound of splash is heard 1.50 s later. Find the depth of the well if the air temperature is 15.0 ˚C?

23. ## math

Rationalize the denminator in the expression: 1/(1+(sqrt of 3)-(sqrt of 5)) and thenn... A=2PIr^2 + 2PIrh *solve for positive r **PI is equal to 3.14etc.

24. ## history

when (at what point) was hitler an imminent threat?

25. ## English

1. According to Finch in "The Introduction," what does society believe are the "proper" activities for women? a. politics and voting b. marriage and motherhood c. gardening and cooking d. fashion and dancing I think it's b or d? 2. The anecdote Boswell

26. ## English

plz help me on this 1. What was the rumor about how "The Great Fire started? a. It was started to burn the germs from the plague b. A careless vagrant started it c. The French started it d. It started with the burning of the dead bodies from the plague. d?

27. ## statistics in automotive

what type of statistics are used in manufacture company's

28. ## Critical Thinking

Categorize each fallacy to its match fallacy which are Ad homimem/genetic, wishful thinking, "Argument" from popularity, Hasty Generalizing, "argument" from outrage, straw man, post hoc, red herring/smokescreen, group think, scare tactices, poisoning the

29. ## grammar

which sentece has a retrictive clause? 1.Her sister who is a lawyer in New York City ,is coming for the weekend. 2.The book that Mario wrote turned out to be long,dense and boring. 3.Rhode Island,which is the smallest state, is in Northern U.S. 4.The cost

30. ## english

1.Which one following sentence is puntuated correctly. A.I saw many of my friends,that I had knew from high school. B.Work was especially hard today,Ihad to train someone new to the job C.I often carry a cellphone with me,it helps if someone is trying to

31. ## Critical Thinking

Identify any example of fallacies in the following passage. Tell why you think these are fallacies, and identify which category they belong in, if they fit any category we’ve described. 1.Letter to the editor: “Andrea Keene’s selective morality is

32. ## grammar

Which one of the following sentences uses pronouns correctly? A.Please give Paul and I your undivided attention. B.Jacob and me are going to set a meeting date. C.Carol told Silvya and he the good news. D. Send the package to Tanya and him. I think the

33. ## English

WHICH OF THE FOLLOWING SENTENCE INCORRECTLY USES A COMMA? A.We had to decide among steak,lobster, and pork roast. B. Before we could enter the building ,we had to show our identification badges. C. The car that was used as a demonstration in the race,is

34. ## ENGLISH

IN WHICH OF THE FOLLOWING SENTENCES IS THE POSSESIVE USED CORRECTLY? A. The boy's basketball team plays every Friday, but the girls play every other Thursday. B.Their's is the first bus to arrive at school every morning. C. The childrens' activity period

35. ## ENGLISH

WHICH OF THE FOLLOWING SENTENCES IS THE SUBECT-VERB AGREEMENT correct? A. The sound of the waves are drowning out their cities for help. B. Either Jim or I am going to the convention. C. Neither Carol nor her children is coming to the reunion. D. There is

36. ## ENGLISH

WHICH OF THE FOLLOWING SENTENCE IS grammatically CORRECT? A. I really need to lay down. B.Sit it down over there by the window. C. I thought it would be best if I were to raise a curtain. D. The men came today to lay the carpet in the living room.

37. ## Journalism

could you put these sentences in order to create a story.In the correct order? 1. Witnesses told police that the man appeared to be in his early 20s and wore dark clothing. 2. According to officers, an unidentified man starting shooting after he walked up

38. ## Ethnics

Choose an ethnic group to which you personally belong. If you identify with more than one group, choose the group with which you most identify or about which you would like to learn more. • Write a 700- to 1,050-word, APA-formatted essay, answering the

39. ## English

WHICH ONE OF THE FOLLOWING SENTENCES DEMONTRATES CORRECT SUBJECT-VERB OR TENSE AGREEMENT? A. Neither my team nor Sandra's team are in the in the playoffs. B.One pair of shoes cost four dollars now. C.How many times has she told you that same old story?

40. ## science

Describe at least three potential indoor air quality (IAQ) hazards in your home. What are the possible health impacts of each hazard? Do you believe your health is at risk based on your exposure to the three IAQ hazards? Why or why not? What can you do to

41. ## ENGLISH

WHICH OF THE FOLLOWING SENTENCES USES WHO or WHOM CORRECTLY? A. She couldn't decide who to pick. B. She found the person who she wanted. C.Whom is expected to come? D.She wasn't sure whom she could trust. ANSWER:D AM I CORRECT

42. ## ENGLISH

WHICH OF THE SENTENCE USES appostrophe CORRECTLY? A. She enjoyed the movie and told me it's scenery reminded her of her hometown. B. You really ought to take up fly-fishing-it's a very relaxing hobby. C. This is a fine piece of furniture,and it's merits

43. ## Math Wrod Problem

1. A long strip of copper 8 inches wide is to be made into a rain gutter by turning up the sides to form a trough with a rectangular cross section. Find the dimentions of the cross-section if the carrying capacity of the trough is to be a maximum. 2. A

44. ## Precalc

An open-top shipping crate with square bottom and rectangular sides is to hold 32 in^3 and requires a minimum amount of cardboard. Find the most economical directions.

45. ## Sorry, another math problem please

Hooke's Law asserts that the force required to either stretch or compress a spring from its natural length varies as the displacement. A certain spring is stretched 12 inches beyond its natural length by a 3 lb. weight. Express the force in terms of the

46. ## ENGLISH

In which of the following sentences is the semicolon used correctly? A. There were five items on the kitchen counter; a coffeemaker, a bag of beans, agrinder, a sugar bowl, and a cracked cup. B. At first Icouldn't make out what kind of bird it was,but as I

Read the case study concerning Joelle which is on page 25 of your text. Discuss the different ethical principles which can be applied in handling this situation. Which would you use and why?

48. ## ENGLISH

Which one of the following sentences uses Quotation Marks correctly? A. "Some laws," he intoned,"are made to be broken." B. "Put those books on the shelves, she said Or we'll never be able to locate them again." C. The title of the first chapter in the new

49. ## physical education

The effects of training at a cellular, biomechanical and psychological level.

50. ## Bods

A bond with a coupon rate of 4,875%, yield to maturity of 4,727%, face value of \$1,000. The quoted price for the bond is \$101,203. What is the maturity of the bond?

51. ## math

Solve for x (without using a calculator): log base 3 of x^2= 2log base 3 of 4-4log base 3 of 5 Solve each of the inequalities: (a) x^2+2x-3

52. ## education

what is a community school? what is a community school approach? what is the curriculum of a community school? please help...