Popular questions and responses by Kaity
  1. algebra

    F=Gm1m2/d2 solve for m1

    asked on September 7, 2009
  2. Physics

    I am doing my physics homework and am stuck on this one problem. can anyone help me please? Two blocks are connected by a massless string and are held in position by another massless string along a frictionless incline (as shown in the figure). Let M1 =

    asked on January 30, 2012
  3. Physics

    Consider a train that rounds a curve with a radius of 574 m at a speed of 160 km/h. Calculate the friction force on the passenger if the train tilts at an angle of 8.0∘ toward the center of the curve.

    asked on October 10, 2015
  4. Physics

    The images produced by a converging camera lens are upside down. Does this mean the photographs taken with the cameras are upside down?

    asked on March 3, 2008
  5. geometry

    An interior decorator is buying a fringe for the edge of a rug in the shape of a regular octagon. The side length of the rug measures 1/2 inch on a diagram with a scale 1 inch to 4 feet. How many feet of fringe will be needed for the entire edge of the

    asked on January 26, 2012
  6. Physics

    When your eye is submerged in water, is the bending of light rays from water to your eyes more, less, or the same as in air?

    asked on March 3, 2008
  7. Physics

    Why do older people who do not wear glasses read books farther away from their eyes than younger people do?

    asked on March 3, 2008
  8. science

    1 Which do you think is more effective and why? - Gathering a lot of data or - Gathering a random sample of data? 2 How does this study compose to scientists who study the structure of the atom or evolution?

    asked on September 16, 2008
  9. social plz...................help me plz.........

    Name the 6 seas of the " Fertile Crescent" / Middle East?

    asked on September 16, 2008
  10. Physics

    Why can't you take a photograph of your image in a plane mirror and focus the camera on both your image and on the mirror frame?

    asked on March 3, 2008
  11. Math

    Store A offers a 60% discount. Store B has a sale for 2/3 off. Which store gives the greater discount? Explain.

    asked on January 17, 2017
  12. Math

    Five friends went to a baseball game. Three of friends each bought a ticket for x dollar and soda for $6.00. The other two friends each bought only tickets. Write and simplify an expression that represents the amount of money spent

    asked on February 11, 2015
  13. math HELP PLEASE

    Write a word problem that can be represented by the following equation: 4 – x = 12.

    asked on December 15, 2017
  14. Accounting

    I have to create a contribution margin income statement (per unit) and need to determine how many burgers per hour I think the chef can make, so I can get the Direct Labor cost per burger. How do I find the Direct Labor cost, and where would that be

    asked on April 25, 2012
  15. physics

    i am going a center of gravity problem, with the x=w1(x1)+w2x2..../ W1+W2.. and i keep getting the wrong answer can someone please tell me what i am doing wrong this is the problem:Four objects are situated along the y axis as follows: a 1.94 kg object is

    asked on February 1, 2012
  16. math

    4. If the rule (x, y) ¡ú (x + 3, y ¨C 3) is applied to the original triangle, give the coordinates of and draw the image. Show your work (show the computation) for calculating the coordinates of the resulting image. Label the vertices correctly.

    asked on December 4, 2011
  17. scientist

    Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard

    asked on November 23, 2009
  18. Science

    What are the differences between these things? 1. substance vs. mixture 2. homogeneous vs. heterogeneous 3. solute vs. solvent 4. saturated vs. supersaturated 5. concentrated vs. dilute 6. element vs. compound 7. aqueous solution vs. universal solvent 8.

    asked on November 20, 2008
  19. Science

    Several hypotheses may fit every set of data. what is important to know when you hear about a new scientific finding? NUmber the following in order of their importance. __ who paid for the research? __ the education of the scientist completing the study __

    asked on September 17, 2008
  20. Science

    How does this ( hypotheses) study compare to scientists who study the structure of the atom or evolution?

    asked on September 17, 2008
  21. Science

    1 What is a hupotheses? 2 what further information do we need to be more certain of the hypotheses? ( give examples)

    asked on September 16, 2008
  1. Physics

    (a) Top block: F-friction=M1a F=2.9a+(0.21*2.9*9.8) Bottom block: friction=M2a a=(0.21*2.9*9.8)/5.5 F=(0.21*2.9*9.8*2.9)/5.5+(0.21*2.9*9.8)=9.12N (b) Bottom block: F-friction=M2a F=5.5a+(0.21*2.9*9.8) Top block: 0.21*2.9*9.8=2.9a a=0.21*9.8

    posted on September 12, 2014
  2. math

    (a) Top block: F-friction=M1a F=2.7a+(0.21*2.7*9.8) From bottom block: friction=M2a a=(0.21*2.7*9.8)/4.7 F=(0.21*2.7*9.8*2.7)/4.7+(0.21*2.7*9.8)=8.749N (b) Bottom block: F-friction=M2a F=4.7a+(0.21*2.7*9.8) Top block: 0.21*2.7*9.8=2.7a a=0.21*9.8

    posted on September 12, 2014
  3. Science


    posted on November 20, 2008
  4. 4th grade English

    The first one

    posted on November 20, 2008
  5. Science


    posted on September 17, 2008
  6. Science

    i don't know ........plz help

    posted on September 17, 2008
  7. Science

    and what about others?

    posted on September 17, 2008
  8. Science


    posted on September 17, 2008
  9. social plz...................help me plz.........

    thank u so much

    posted on September 16, 2008
  10. social plz...................help me plz.........

    Are these the seas? black , caspian, mediterranean, red, arabian and ? ( which is the last one???

    posted on September 16, 2008
  11. Science

    thanks a lot u really helped me....can u help me with some of the questions that i have just posted

    posted on September 16, 2008