# frastrated over your difficult asignment , you slam your hand on the table. ouch! why does your hand hurt? would it hurt if the table had broken when you hit it? (using Newton's third law)

14,653 questions, page 62
1. ## economics

Sally and a partner holds the ends of a spring 4 meters apart. There are 5 nodes in the standing wave produced. Sally moves her hand from the rest position back and forth along the floor 20 times in 4 seconds. Determine the following: Wavelenght of wave

asked by CJ on April 22, 2010
2. ## physics

Sally and a partner holds the ends of a spring 4 meters apart. There are 5 nodes in the standing wave produced. Sally moves her hand from the rest position back and forth along the floor 20 times in 4 seconds. Determine the following: Wavelenght of wave

asked by CJ on April 22, 2010
3. ## Physics

Your teacher placed a 4.5 kg block at the position marked with a “ +” (horizontally, 0.5 m from the origin) on a large incline outlined on the graph below and let it slide, starting from rest. Find the horizontal distance from the bottom (right-hand)

asked by Amanda on November 15, 2014
4. ## Physics

Units count. Show all steps, not just the numerical substitutions. Show the equations you used. No information is missing. A person throws a ball upward into the air with an initial velocity of 15.0 m/s. Calculate the following: a.) how high it goes. b.)

asked by Phil on September 26, 2011
5. ## Physics

Units count. Show all steps, not just the numerical substitutions. Show the equations you used. No information is missing. A person throws a ball upward into the air with an initial velocity of 15.0 m/s. Calculate the following: a.) how high it goes. b.)

asked by Jane on September 26, 2011
6. ## algebra

im trying to help my son i have no ida about this stuff any help would be great When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -16t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v”

asked by joni on January 12, 2010
7. ## Social Studies (History)

What were the materials to construct the transcontinental railroad? I already knew the railroad was mostly constructed by hand by thousands of workers, but i need help to find out what kind of materials they used to build and construct the railroad. Also,

asked by Monica on September 28, 2013
8. ## physics

a person holds a 5 kg mass in his hand. the forearm is held 45 degrees below the horizonal. the biceps muscle isa attached 5cm from the elbow ad th eight is held 35 cm from the elbow. neglecting mass of the forearm find the tension in the bicep muscle.

asked by cinthia on May 14, 2011
9. ## English

I have more than three smart phones. This smart phone service has been opened. However the other smart phones services have not been opened. They are juse second-hand smart phones. With the phones, I can take photos and make videos a lot. ==============

asked by rfvv on March 2, 2016
10. ## math

If I give you \$40 then the ratio of my money to yours is 4 : 5. On the other hand, if you give me \$40, then the ratio is 8 : 1. How much money do both of us have? please show all steps

asked by anonymous on March 5, 2017
11. ## research methods grant writing

The table labeled “Brooklyn Precinct Activity Measures” shows counts of different indicators from the June 1999 Compstat report. All data are totals for the period January 1, 1999, through June 20, 1999. Notice, in the key to this table, that some

asked by james on October 28, 2014
12. ## Statistics

I'm stumped on this question. A teacher informs her history class that a test is very difficult, but the grades would be curved. Scores for the test are normally distributed with a mean of 25 and a standard deviation of 5. If the grades are curved

asked by Norilyn on March 15, 2011
13. ## English

Could you please check these sentences, please? Thank you. 1) The thieves stole a lot of things but they didn't damage the house. (turn this sentence into the passive/this is part of a test: A lot of things was/were stolen by the thieves but the house

asked by Matthew on March 14, 2012
14. ## English

As to my previous post, I thought I could use the infinitive with to if the action was perceived from the beginning to the end (I was seen to steal the watch/ Active: He saw me steal the watch). I'm finding it difficult to check these other sentences.

asked by Henry2 on January 4, 2012
15. ## biology

im so confused with all of these okay so it tells me to do this table thing and the titles on the top are macromolecule,monomers, and function then it had beneath macro. carbohydrates, protein, lipids, and nucleic acids does anyone know how to explain this

asked by alexus on September 11, 2011
16. ## Math

The circular surface of a table has a diameter of 7 ft. What will cost to have the top refinished if the company charges \$6 per square foot for the refinishing? Use 3.14 for ƒàƒnand round your answer to the nearest cent.

asked by Teri on March 23, 2008
17. ## math

suppose that your bank pays 10% interest, compounded semiannually. Use table 12-2 of your text to find how much should be deposited now to yield an annuity payment of \$400 at the end of every six months, for 4 years.

asked by Anonymous on November 1, 2016
18. ## Math

The following table gives the winning percentages of the top five coaches in NFL history. What fraction of his games has each coach won? Don Shula 0.676 George Halas 0.672

asked by Jan on January 14, 2009
19. ## Math 120

The results of a certain medical test are normally distributed with a mean of 128 and a standard deviation of 19. ​(A score above 140 is considered​ unhealthy.) Use the given table to find the percentage of people with readings below 137.

asked by Beth on April 21, 2017
20. ## Math

The results of a certain medical test are normally distributed with a mean of 130 and a standard deviation of 12. ​(A reading above 149 is considered​ unhealthy.) Use the given table to find the percentage of people with readings above 141.

asked by Jessica on April 11, 2017
21. ## algebra 1

how do you find the rate of change and explain what it means for thhe situation? heres the table: Time(hours) Distance(miles) 4 260 6 390 8 520 10 650

asked by alex on December 31, 2007
22. ## Chemistry

Use the data from this table of thermodynamic properties to calculate the maximum amount of work that can be obtained from the combustion of 1.00 moles of ethane, CH3CH3(g), at 25 °C and standard conditions. I absolutely have no idea what to do, please

asked by Dee on April 30, 2013
23. ## statistics

Let x be a continuous random variable that is normally distributed with a mean of 24 and a standard deviation of 7. Find the probability that x assumes a value between 27.5 and 59.0. Use Table IV in Appendix C to compute the probabilities. Round your

asked by Katie on April 18, 2011
24. ## chem

What is the pH of a solution of 120 ml 0.15M acetic acid to which we add 30mL 0.2M NaOH? I have a bit of a hard time with this question. I tried to get mols of each one and then use it in an ice table but didn't work. Can someone help? Thanks

asked by Gulzaman on August 27, 2007
25. ## Chemistry

Which of the following is an example of a Homogeneous mixture? a. the hydrogen and oxygen atoms that make up water b. A typical soil sample c. a glass of orange juice d. a bottle of table vinegar I believe the answer is d

asked by Jen on September 23, 2008
26. ## physics

A 170 N block rests on a table.The suspended mass has a weight of 52N. What is the magnitude of the minimum force of static friction required to hold both blocks at rest?

asked by Briana on October 25, 2012
27. ## Music

How do i put graphic notation into a composition table ???????????? Thank you for using the Jiskha Homework Help Forum. Here is a site that even shows an example: http://www.upto11.net/generic_wiki.php?q=musical_notation

asked by Angelica on February 26, 2007
28. ## Statistics

Using the information presented in the table in Exercise , calculate the following probabilities? Blood Alcohol Level of Victim A B C Age 0.00% 0.01-0.09% ¡Ý0.10% D 0-19 142 7 6 155 E 20-39 47 8 41 96 F 40-59 29 8 77 114 G 60 or over 47 7 35 89 265 30

asked by Bryant on July 20, 2009
29. ## the novel

After having lived with her for a year, Chad studied Marilou's eyes across the table, realizing he had never had a clue about what make her tick." This sentence from a hypothetical novel suggests what kind of narrative voice?

asked by Anonymous on December 12, 2008
30. ## Chemistry

Tc-99 is a radioactive isotope that decays by beta emission and is used by radiologists in the diagnosis of liver disease. Its decay behavior is shown by the activity-time table. What is its half-life?

asked by Jennifer on December 10, 2011
31. ## HCA/270

Compute the worth of Arcadia Hospital in 2005 using rules of thumb, adjusted book value, and discounted cash flow valuation (for this final method, use the table provided)

asked by Tawanna on June 26, 2009
32. ## elementary and intermediate algebra

how to write the equation for the following problem: The Post office charges extra for packages that must be processed by hand. Find an equation for the nonmachinable cost n in terms of the machinable cost m. 1 pound is \$ 2.74( machinable cost,

asked by alicia on September 27, 2012
33. ## Math

I need help with this problem. (Just imagine a small square with 5x-1 at the top of the square, 2x on the left side of the square and in the right hand corner of the square there is a box on the top is a 3 and on the left side is a 2.) You have to figure

34. ## Physics

You throw a water balloon hoping to hit your sibling. You throw it at an angle of 21.0° at 5.50 m/s. It ends up leaving your hand at a height of 1.70 m above the ground. It completely misses your sibling and breaks on the ground. How far did the water

asked by Caroline on September 25, 2016
35. ## English

Formative Test Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. You will have 5 minutes. Are you finished? Then, I'll write down the answers. Look at the answers on the

asked by rfvv on October 19, 2014
36. ## English

I have a few further doubts. Thank you very much for the help. 1) I sent her two emails last week, but he hasn't replied to any of them. (I think both the simple past and the past perfect are acceptable). 2) How long does it take him to drive to wrok? 3)

asked by Matthew on April 17, 2012
37. ## chemistry

Radioactive waste is difficult to dispose of due to the long time periods needed before the radiation effectively disappears. The US protocol is to store the waste for 10 half-lives of the material after which the waste is no longer considered radioactive.

asked by danny on February 14, 2015
38. ## math

1.The sample space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6)

asked by mo on May 21, 2018
39. ## language arts

Please check my answers! Vibrant is MOST LIKELY to be used to describe a. an accident b. a color c. or an idea (I think it's b but I'm not sure) If on June 1, a father gives his son an allowance increase that is two months retroactive, then the son will a.

asked by SoccerStar on May 10, 2012
40. ## Algebra 1

it was a question from my quiz, I never got the function. the coordinates in the table were x=0,1,2,3 y=2,8,32,128. I had to state what kind it was, ex: quadratic, linear etc. and what the function was ex: y=3+5 or something. Do you have any idea what it

asked by Nash on April 17, 2012
41. ## Physics

7. In a meeting room, there are chairs, a table, and people. Which of these things has a temperature a) lower than, b) greater than, or c) equal to the temperature of the air?

asked by Ruth on April 27, 2010
42. ## Math

Hey can you please explain Fibonacci numbers in the simplest way possible because I really don't get them. Like i know the sequence goes 1,1,2,3,5,8,13,21, etc...But we have to fill in a table by plugging the numbers 1-9 in using the equation Fn+1. Please

asked by Jon on February 8, 2011
43. ## statistics

The below table shows the probabilities generated by rolling one die 50 times and noting the up face. What is the probability of getting an odd up face?

asked by UG on November 8, 2011
44. ## gen 105

How Do You Create A Table That Lays Out A Day-by-day Plan To Use As A Job Aid For Employment Search, Spanning 3 Weeks?

asked by mark on May 21, 2008

what is an arrary ? look for the answer in the back of your math book...there may be a glossary An array is a table of numbers. can you help me with my math homework on internet

asked by angel on May 1, 2007
46. ## communicatins

Create a table that lays out a day-by-day plan to use as a job aid for your employment search, spanning 3 weeks.

asked by com140 on February 20, 2009
47. ## statistics- normal approximation

find the normal approximation for the binomial probability that x=5, where n=12, and p=0.7. compare this probability to the value of p(x=5). * the only thing that i have come up with is that value of p(x=5) is o.29 when looking it up on the table. how

asked by mary- where do i begin on October 27, 2010
48. ## geophysical science

if you walked 20m, took a book from a library table, turned around and walked back to your seat, what are the distance traveled and displacement?

asked by kamsi on June 8, 2010
49. ## chemistry 1046

Solve an equilibrium problem (using an ICE table) to calculate the pH of each solution. a solution that is 0.266 M in CH3NH2 and 0.134 M in CH3NH3Br. Kb = 4.4e-4

asked by Anonymous on July 3, 2012
50. ## investing

Lily invests \$4,000, at 6% interest, compounded quarterly for 5 years. Calculate the compound interest for her investment by using Table 11-1.

asked by Everett on July 6, 2014
51. ## english

create a table lays out day by day plan to use a job aid for your employment search,spanning 3 weeks.

asked by rita on August 1, 2008
52. ## English

I have to write a job advert for the knights of the round table. what should I put in it and what location,sector,reference and job type should I say it is?

asked by Anonymous on January 10, 2012
53. ## Statistics

A test for independence is applied to a contingency table with 3 rows and 5 columns for two nominal variables. The degrees of freedom for this test will be: A) 20 B) 12 C) 8 D) 15

asked by Stuart on March 15, 2009
54. ## physics

a mass sits at rest on top of a table. which two forces are action-reaction pair forces and thus are equal and opposite?

asked by sheida on March 31, 2019
55. ## chemistry

Does the basicity decreases as going down the column and right across the periodic table? How does the size of an element or electronegativity apply to strength of basicity and acidicity?

asked by eng on March 23, 2010

please check my answer thanks :) four chairs at \$22.00 each 1 table for \$212 and umbrella for \$85 What is the total of this bill if the sales tax is 6% \$22 x 4 ----- 88 212 + 85 -------- 385 x 0.6 % -------------

asked by keleb on January 7, 2008
57. ## Statistics

For a particular value, this table gives the percent of scores between the mean and the z-value of a normally distributed random variable. What percent of the total population is found between the mean and the z-score, assume z = 2.79

asked by apryl on August 24, 2011
58. ## Gen 105

I need to know how to create a table that lays out a day-by-day plan to use as a job aid for an employment search, spanning 3 weeks

asked by Tonda on May 13, 2008
59. ## Physics

I got 15.6 but it was wrong? Ace raised a 14.0-N physics book from a table 72 cm above the floor to a shelf, 2.20 m above the floor. What was the change in potential energy?

asked by dan on May 10, 2012

please check my answer thanks :) four chairs at \$22.00 each 1 table for \$212 and umbrella for \$85 What is the total of this bill if the sales tax is 6% \$22 x 4 ----- 88 212 + 85 -------- 385 x 0.6 % -------------

asked by keleb on January 7, 2008
61. ## Physics

A 1.2kg box on a table slides through a displacement of d is equals to 2m a frictional force fx =0.5N Wat is the initial speed of the box

asked by Anonymous on March 7, 2013
62. ## Calculus

The function f is continuous on the interval [4, 15], with some of its values given in the table above. Estimate the average value of the function with a Trapezoidal Approximation, using the 4 intervals between those given points. x 4 9 11 14 15 f(x) -6

asked by Jimmy on May 16, 2018
63. ## Com 140

I need help to create a table that lays out a day- by- day plan to use as a job aid for your employment search, spanning 3 weeks.

asked by Priscilla Davis on January 13, 2010
64. ## MacroEconomics

A B C D E Automobile 0 2 4 6 8 Forklifts 30 27 21 12 0 If the economy characterized by this production table and curve were producing 3 auto and 20 forklifts, what could you conclude about its use of its available resources?

asked by John on July 6, 2009
65. ## math

please help me im really confused i keep changing my answer and i have no clue what the answer is write a rule for the function represented by the table input (x) 0, 1, 2, 3, 4, output (y) 3, 6, 9, 12, 15,

asked by depression on December 15, 2016
66. ## itt

Create a table that lays out a day-by-day plan to use as a job aid for your employment search, spanning 3 weeks.

asked by orli on August 21, 2009

A block of mass m is pushed along a horizontal table by a force F= 70 N at an angle 55 degrees with the horizontal. The coefficient of kinetic friction is 0.3

asked by Mike on October 20, 2014
68. ## physics

A 225 block of ice sits on a level table. a) identiy the forces that act on the block and determine their magnitudes.

asked by katelyn on September 30, 2010
69. ## Chemistry

What is the general trend in the acidity of Period 3 oxides moving across the Periodic table from left to right? (Be sure to refer to the term acidity.)

asked by Janet on November 27, 2012
70. ## math 116

suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation y = - 1/2x - 4 complete the following table: x y ? -1 -2 ? ? -4 2 ? 8 ? my answers: x y 6 -1 -2 -3 12 -4 i still get 12 for x

asked by Carmen on October 5, 2008
71. ## physics

a spring with a k=225 N/m is attached to a ball (m=1.00kg) on a horizontal frictionless table. The ball is pulled 15.0 cm to the right and then released: Find f

asked by michael on January 25, 2015
72. ## college

create a table that lays out a day-to-day plan to use as a job aid for your employment search, spanning 3 weeks

asked by Michele on October 9, 2009
73. ## science

If 156 grams table salt in 500 grams water without changing the temperature,will all solute particles dissolve?

asked by Jamilyn on October 11, 2016
74. ## math

I need help urgently for unit 6 lesson 10. for the data in the table does y vary with x? If it does, write an equation for he direct variation. X Y 10 12 15 18 20 24 a. yes; y=1.2x** b. yes; y=2x c. yes; y=x+1 d. no; y does not vary directly with x.

asked by purple_galaxy_girl18 on January 3, 2019
75. ## math

How would i do a table of values for this equation: y=1/2(3)^-2x starting from -5 to 5 i get these values: -0.2778, -0.2222, -0.1667, -0.1111, -0.0556, 0 etc... ami wrong?

asked by rose on May 26, 2015
76. ## science

Mercury is a heavy metal. Using atomic models and the periodic table of elements, explain why it belongs to this category of elements

asked by Matt on October 10, 2011
77. ## math

a lumberyard makes picnic tables for \$87.00 and sells them for \$127.89. what is the percent markupbon each picnic table based on cost?

asked by jean on December 8, 2012
78. ## Information Technology

Please for at least one reason why spreadsheet may be preferred to a word processing table. What are similiarities and difference between page break and column break.

asked by Juanita on March 6, 2014
79. ## Science

Angle of refractions! I need help finding angle of incidence in air(or water or glass) it is for one of my labs. It iOS in a data table though.

asked by Martina on April 20, 2018
80. ## physics

calculate the acceleration if you push with a 20n horizontal force on a 3 kg block on a horizontal friction-free air table

asked by Anonymous on October 2, 2011
81. ## Math

The top of a table is in the shape.of a regulations pentagon. The wood should measure 1 1/2 feet on each side. What is the perimeter of the piece of wood?

asked by Anonymous on April 14, 2011
82. ## math 116

suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation y = - 1/2x - 4 complete the following table: x y (x,y) ? -1 ? -2 ? ? ? -4 ? 2 ? ? 8 ? ? my answers: x y (x,y) -1.5 -1

asked by Carmen on October 5, 2008
83. ## chemistry HELP!

Solve an equilibrium problem (using an ICE table) to calculate the pH of each solution: a solution that is 0.170 M in HC2H3O2 and 0.105 M in KC2H3O2

asked by Lisa on December 15, 2010
84. ## Math

The cafeteria has 16 tables. Each table can seat 14 students. What is the greatest number of students that can be seated at one time? A.30 B.80 C.204 D.224 D?

asked by Andrew on February 6, 2012
85. ## math

make a tally and a frequency table for the number of books read by students during the summer: 4, 5, 7, 2, 4, 5, 6, 7, 8, 4, 5, 3. how many students took part in this survey?

asked by danny on August 27, 2012
86. ## Statistics

A test for independence is applied to a contingency table with 3 rows and 5 columns for two nominal variables. The degrees of freedom for this test will be

asked by Joe on May 12, 2009
87. ## physics

a ball rolls off the table top 2m tall. with a velocity of 10m/s. with what speed will it strike the ground? A. 10m/s B. 6.3m/s C. 16.3m/s D. 11.8m/s E. 139m/s

asked by Jacob on January 4, 2015
88. ## math

How would i do a table of values for this equation: y=1/2(3)^-2x starting from -5 to 5 i get these values: -0.2778, -0.2222, -0.1667, -0.1111, -0.0556, 0 etc... ami wrong?

asked by rose on May 26, 2015
89. ## Math

Which set of output values correctly competes the function table. (y=2x-4) Input (x) 6 ? 2 ? -4 ? 1. 8,2,12. 2.8,0,12. 3.8,0,-12. 4.-8,0 12. Please give me step by step of how to solve this.

asked by LOVE on February 19, 2016
90. ## math

r a particular value, this table gives the percent of scores between the mean and the z-value of a normally distributed random variable. What percent of the total population is found between the mean and the z-score, assume z = 2.57.

asked by jacque on December 11, 2012
91. ## English

1. Why don't you go to the park together? - Because I am too tired. 2. Why don't we go to the park together? - Because I am too tired. 3. Why didn't you go to the park together? - Because I was too tired. 4. Why didn't we go to the park together? - Because

asked by rfvv on September 25, 2014
92. ## physics

A girl and the bike she is riding have a combined mass of 73.7 kg and are initially at rest but then she tosses the jug of water in her hand the forward direction. If the jug has a speed of 3.0m/s relative to the ground and the girl and bike move in the

asked by alyssa on September 15, 2014
93. ## math

John bought a new car for shilling 800,000. After 5 years, he sold it through a second-hand car dealer. The dealer charged a commission of 4% for the sale of the car. If John received shillings 480,000, calculate the annual rate of depreciation of the car.

asked by John on March 7, 2015
94. ## physics

Anne throws a ball straight up releasing it from her hand with an initial speed of 20 m/s. The ball is at a height of 1.5 m above the ground when it is released. Determine the maximum height of the ball? Calculate the ball’s speed just before it hits the

asked by bobby on August 26, 2012
95. ## Physics

A man doing push-ups pauses in the position shown in the figure . His mass = 68 kg. Determine the normal force exerted by the floor on each hand. Determine the normal force exerted by the floor on each foot.

asked by Nicole on November 7, 2010
96. ## Biology

A woman who is a carrier for hemophilia marries a man who does not have hemophilia. What are the chances of them having a son or daughter with hemophilia? Show your work. I need help with this short-answer/essay/written problem. I think the answer to this

asked by Anonymous on December 30, 2018
97. ## algebra

Library Assignment When a ball is thrown up into the air, it makes the shape of a parabola. The equation S= -16t^2 + v*t + k gives the height of the ball at any time, t in seconds, where “v” is the initial velocity (speed) in ft/sec and “k” is the

asked by hilda on January 18, 2010
98. ## Separation processes

Hi, the question is: In an equilibrium diagram for a binary mixture, what does it mean for distillation if the relative volatility is low? a)Separation of the components is easy b)No separation of the components can be done c)There is no difference of ease

asked by Murugan on March 12, 2015
99. ## English

Questionnaire a. Interest in English class b. Interest according to each skill c. The most difficult part among 4 skills d. Interest in the most important part among 4 skills e. Studying English after school f. Understanding in the classroom g. Study

asked by John on June 2, 2008
100. ## English

Questionnaire a. Interest in English class b. Interest according to each skill c. The most difficult part among 4 skills d. Interest in the most important part among 4 skills e. Studying English after school f. Understanding in the classroom g. Study

asked by John on June 2, 2008