# Critical Thinking/Math

145,977 results, page 36

1. ### Grammar

I am having a great deal of trouble I think I know the answers but am unable to explain why I know they are right can someone please help? Comprehensive Grammar CheckPoint Read the following sentences, and focus on the grammar area specified in the left column. Then, complete ...
2. ### Physics 11

Glycerine has an index of refraction of 1.47. What is the critical angle for a light ray traveling from: a)Glycerin into air b)Glycerin into water a) I know- n1=1.47 n2=1 angle of refraction=90 1.47(sin.anglei)= sin90 1.47(sin.anglei)=1 sin.anglei=0.6803 angle of incidence=42....
3. ### history

Which accurately describes life events of explorer Hernán Cortés? Hernán Cortés founded Peru’s capital city of Lima. Hernán Cortés discovered Rio de Janeiro and Rio de la Plata. Hernán Cortés became the first governor of New Spain. Hernán Cortés became a wealthy ...
4. ### communication

Today I walked in to one of the staff elevators at my hospital. A physician was on the phone, apparently with his office, talking in detail about one of his cases. He was using the patients' name and other descriptive information. The physician kept talking about this patient ...
5. ### English/ Literature

I'm writing an essay for my class on the book the Lord of the Flies. I need some help thinking of a specific topic, however. Here's the assignment: think of how one of the novel's symbols adds depth and/or richness to its allegorical meanings. OR think of a conflict or ...
6. ### Chemistry

A critical reaction in the production of energy to do work or drive chemical reactions in biological systems is the hydrolysis of adenosine triphosphate, ATP, to adenosine diphosphate, ADP, as described by ATP(aq) +H2O (l) --->ADP(aq) +HPO4^2- for which ΔG°rxn = –30...
7. ### stats

In a given situation, suppose H0 (null hypothesis) was not rejected at alpha= .02. Would H0 also be retained at alpha = .01? would H0 also be retained at alpha = .05? I'm thinking yes and can't tell. I agree If you did not reject Ho at P = .02, You would definitely not reject ...
8. ### English

Can someone check of this email is grammatically correct? Thank you. How are things? 1) I’ve been on holiday in England and I’ve been attending an English summer course for two weeks. 2) I’ve met an interesting girl from London, Mary, at a party organized by the school. ...
9. ### Physics

For a resonance tube apparatus (open ended on one side) with a total tube length of 1.00 meter, on a day when the speed of sound is 340 m/s, how many resonance positions will be observed as the piston position is varied for a frequency of 500 Hz? and 1000 Hz? Use the n as the ...
10. ### Science: Space

I'm having trouble finding the answers to these fill-in-the-blank questions: Our understanding of the solar system has changed from an Earth-centered model of ____ and ____ to the sun centered model of _____ and _____. I was thinking for the first 2 blanks: rocks; oxygen and ...
11. ### Physics

Hey I'm not sure how to solve this problem: An 1840 kg car is moving to the right at a constant velocity of 2.94 m/s. What's the netforce? What's the netforce if the car would be moving to the left? I'm thinking that the net force going right and the net force going left is ...
12. ### PSY240

PSY240 Week Three DQ#2 On p. 84 of the text, in the Thinking Clearly section, the conduction action potentials and activation of neurotransmitters is related to a row of mousetraps on a wobbly shelf. Think of your own original analogy you can use to describe the conduction of ...

I'm watching shark tank and they keep going on about royalty. They'll say something along the lines of: I'll give you 500k for 30% equity and 10% royalty. I don't really understand all this business stuff but what I think is going on it that they're giving 500k upfront for 30...
14. ### PSY240

PSY240 Week Three DQ#2 On p. 84 of the text, in the Thinking Clearly section, the conduction action potentials and activation of neurotransmitters is related to a row of mousetraps on a wobbly shelf. Think of your own original analogy you can use to describe the conduction of ...
15. ### PSY240

PSY240 Week Three DQ#2 On p. 84 of the text, in the Thinking Clearly section, the conduction action potentials and activation of neurotransmitters is related to a row of mousetraps on a wobbly shelf. Think of your own original analogy you can use to describe the conduction of ...
16. ### Language Arts

What final events in "The Finish of Patsy Barnes" and "The Drummer Boy of Shiloh" enable Patsy and Joby to change? A. Wearing maroon and green; beating his drum. B. Riding Black Boy to win the race; encouragement by the general. C. Meeting Mr. Brackett; thinking about the ...
17. ### history

First of the grate industrial trusts,organized through a principle of horizontal integration that ruthlessly incorporated or destroyed competitors. I am thinking the Standard Oil Company... The idea, promoted by Henry Grady and other boosters that the south should attempt to ...
18. ### Physics

A man exerts an effort of 250 Newtons through a distance of 4 meters to lift a load of 1000 Newtons through a height of 0.75 meters. Calculate the velocity ratio. I'm thinking i divide the 4 meters(displacement of effort)/0.75 meters (displacement of load)
19. ### College Chemistry

A stock solution is prepared by adding 20mL of 0.2M Na3PO4 to enough water to make 80mL. What is the Na+ concentration of 20mL of the stock solution? I am thinking .012: a) .02 times .2 = .004 b).004 times 3 = .012 (for each Na in the molecule) Seems too simple
20. ### math,algebra

How do I even write an equation for this problem all i need someone to show me how to get an equation so i can solve it. It is estimated that the Earth is losing 4000 species of plants and animals every year. If S represents the number of species living last year, how many ...

If you can change slavery and you chose to change the following: -Slaves should not be beaten -Less working hours -Treat slaves as citizens PART A: give an explain and/or reason why. PART B: Who would support this decision, North, South, West, or East? PART C: Why would they ...
22. ### statistics

Perform a two-tailed hypothesis test on the intrinsic variable AND a two-tailed hypothesis test on the extrinsic variable's data using a .05 significance level. Begin by creating a null and an alternate statement. Use Microsoft Excel to process your data. Copy and paste the ...
23. ### Chemistry

When 0.643 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 105C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to significant figures. Do not ...
24. ### Grammar

I have to answer these questions and tell why I picked that answer. I have the answers I just need to know why I picked the answers. Most of them I picked due to they sounded right. Can anyone help me as if they are right and why. Read the following sentences, and focus on the...

Some students are making muffins to sell to earn money to go on a school trip.The students use two and two- thirds cups of flour and three eggs for every dozen muffins they make. The students make eight dozen muffins. How many cups of flour and how many eggs do the students ...
26. ### Intro to Psychology

For each of the following descriptions, identify a possibLe underlying personality trait. 1) Jenny is described by her coworks as overly sensitive, critical, and impatient. Her family describes her as warm and supportive. 2) Matthew is describes by his coworkers as cold and ...
27. ### Speech

Listening to your friend sincerely as they tell you about their day ( empathic listening)? Not anderstanding because of accent ( cultural barrier)? Take notes in class and studying then so you can paraphrase the information for a test. (Academic listening) A me Janice ...
28. ### Math - Standard Deviation

A General Electric soft white 3-way bulb has an average life of 1200 hours with a standard deviation of 50 hours. Find the probability that the life of one of these bulbs will be between 1150 and 1300 hours. You need to change the times to Z-scores â€” scores given in ...
29. ### Comm 100 college

Which of the following statements is true concerning finding similarities? 1. An accurate way to assess similarities is to focus on appearance and clothing. 2.Once you find similarities, you can assume the other person will have similar views on most issues. 3.It is important ...
30. ### Elem. Ed.

Which would be a way for a teacher to help students learn about aesthetics in an appropriate way? 1. creating a sensory-rich enviroment (or) 2. exposing children to convegent ideas creating a sensory rich enviroment would be the best appropriate way. Am I correct? Conventional...
31. ### cultural diversity

1. Advocates of social skills building and role modeling would not be inclined to choose a Western style of play because Western play: A. Has a people focus, not an object focus B. Is impossible for many non-mainstream children to master. C. Lacks a rule-based orientation. D. ...
32. ### Basic Calculus-Optimization Problems

Hello, please help me. There is a question where I have to optimize the area of a field that is being fence in like this: [|] i.e. two rectangle fields, side by side: area= 2x by y. I get to use 200ft of fencing. From that diagram and the amount of fencing I have, I made this ...
33. ### Fixed Critical analysis essay

In "Phenomenal Woman" by Maya Angelou, the speaker is advising all women to be self-confident no matter what others say, or think. The theme that Angelou portray's is that it's better to be yourself, than trying to act like a different person. In this poem Maya Angelou uses ...
34. ### English

Can you check if everything is OK in my rephrase of Owen's poem? 1) In the first stanza the soldiers are retreating towards their trenches. Instead of being youthful, strong fighters, they are presented as prematurely old and weak. 2) They are bent over like old men, moving ...
35. ### Accounting

The question is: Deferred expenses have _________. choices below got to choose from 1. not yet been recorded as expenses or paid 2. been recorded as expenses and paid 3. been incurred and paid 4. not yet been recorded as expenses The answer that I am thinking is right, is Not ...
36. ### fifth grade: subway unit

I am sitting here trying to figure out what post lessons to give fifth graders who came from a trip to the New York Transit Museum. For my first lesson, I they had to compare the trains/subways in the past to the trains/subways in the present. Do you have any other ideas? I ...
37. ### kindda URGENT-social studies/world civilizations

i have about one more page to write in this report about the egyptian god of death, osiris, and i've gone on about how he was born, who was involved, not much to his life, but got a good part of his death covered...i have one more page and i am at loss for what to write about ...
38. ### art

Hey guys, i need some ideas for my art work. but firstly i need a phrase or message to work from. im thinking about technology right now so can you guys give me ideas on finishing the following sentence: technology is... if you have any other ideas on phrases or messages feel ...
39. ### Review opening paragraph for memoir

Does this work as an opening paragraph for my memoir? You're grounded! A dad yells to his rebellious son. The son grows furious and angry, constantly wishing he could move out already and thinking about how stupid parents are, but what if one they're suddenly gone? You never ...
40. ### Physics

Here's the question I'm currently working on... What initial kinetic energy must an α particle have if it is to approach a stationary lead nucleus to within a distance of 35.9 fm? So I looked up a couple of things I thought we need for this problem. I have the atomic ...
41. ### statistics

If a company is thinking of giving one department a 1000 bonus. Based on their means and standard deviation scores which set of employess will do better based on this information? Who should get the bonus? Employee A mean 16.875 standard deviation 4.45413 Employee B mean 12....
42. ### statistics

Determine the sample size needed in order to be 95 percent confident the p, the sample proportion of HD television sets that last at least five years without a single repair, is within 0.03 of , the true proportion of sets that last at least five years without a single...
43. ### Calculus

Evaluate ∫ (cos(x))^(1/2)sin(x)dx Let u = cos(x)? ∫ (u)^(1/2)sin(x)dx = ∫ [2u^(3/2)/3]sin(x)dx ∫ [2cos(x)^(3/2)/3] (-cos(x)) dx? I thought this involved the FTC, but now I'm thinking that's false.
44. ### calculus

Consider the function f(x) = e^sin(cos(x)) on the interval [0, 4π] a) The critical points of f are at__________? [Hint: The range of the function cos(x) is [−1, 1]. What is the range of the function cos(cos(x))?] b) Local maxima are at ________? Local minima are at ________...
45. ### question

bus holds 66 people. Starts out empty. Picks up 1 person at the 1st station. 2nd person at the 2nd station 3rd person at the 3rd station and so on. No one gets off. After how many stations will fill up the bus Show your work- explain your thinking?
46. ### Physics - Waves

the question i need help answering or verifying is "which has the greatest amplitude, a crest or a trough, or are their amplitudes the same?" I'm thinking their amplitudes are the same meaning the highest point in a wave the crest has the same amplitude as the trough just the ...
47. ### Earthquakes

What determines the magnitude of an earthquake? I know that two plates slide against one another and that creates friction and the potential energy turns into kinetic energy in the form of an earthquake. But how is the magnitude determined? Im thinking the longing the 2 plates...
48. ### history

i do not have a history book, and i have a worksheet that requires one, my school does not handout textbook, they only have textbooks in the class, so please help thank you if you do why was the us able to expand its war production so quickly after the attack on pearl harbor? ...
49. ### Essay Writing

It's been a while since I posted a question here :] I'm writing an essay on schizophrenia and this is all I have so far. There is no limit to how long it can be, I just don't know what order I should write the issues in. Some sites giving more information on this illness would...
50. ### Biology

What would happen if your liver stopped producing sufficient quantities of bile salts? A. You would develop gallstones B.Your small intestine would have trouble breaking up fat globules. C. Your small intestine would have trouble neutralizing acid from your stomach. D. You ...
51. ### help

All right-thinking people will support the Board of Education's decision to destroy novels in the school libraries that are offensive to the moral standards of the community. If there were an epidemic of typhoid, the health authorities would be expected to do everything in ...

53. ### physics

Would someone check my thinking please. A solid sphere (mass, r, and moment of inertia given) is rotating at a given angular speed. Friction is constantly applied at the 'equator' of the sphere, and brings it to rest in 3s. Find the force. I worked out the torque, and then ...
54. ### Unit 4 - Memory, Thinking, and Intelligence

research Spearman's Model of Intelligence and Gardner's Multiple Intelligences. Based on your findings, compare and contrast the two models. Provide several comparisons and several contrasts. Which of the two models do you feel is more in line with psychology today? Support ...
55. ### Halloween Project for school

So for my school we are having a contest/party, and the best dressed will receive an A, and a week of no homework. The students will vote. The catch is, it has to be mainly made with things at home, yes we can use clothes. But things like yarn, or spray paint, etcetera. My ...
56. ### History

Which accurately describe the theology of the Catholic Church during the Middle Ages? (Select all that apply.) a. Catholics could rise to the kingdom of heaven by faithfully following the seven sacraments. b. The price of sin was penance, through which sinners repented and ...

Consider the optical interface between crown glass and ethanol. Under what conditions would total internal relfection be possible at this interface? ilustrate your answer with a light ray diagram. Okay so you need the angle of incidenc to be greater than the critical angle AND...
58. ### Math

A car boy in California purchased 6onces of silver for 3000 euro. what is the unit ratio of euro/ounce of silver? If the exchange rate is l:25 \$=euro, what is the ratio equivalant to in \$/pound of gold. Ratio= costeuro/ounce=3000/6 Ratio= costeuro/ounce*16ounces/lb *dollars/...
59. ### English

Where can you find a list of credible sources on the internet, like website for research papers. Critical reading is the best guide to content credibility. In the early days, sites with .edu were reliable, but I find that is no longer a reliable guide. My advice is to read. ...
60. ### English- Mr Pip

I'm thinking of ideas for my Mr Pip ideas and a theme I came across was lies and lying in the book. I would really appreciate it if you could give me some more examples of lies in the book that I can review. Thanks! What I have so far (Spoilers): -Mr Watts says that he is Pip...
61. ### Ochem

If you start with 2.97 g of zest and obtain 459 mg of pure limonene, what is your percent recovery? I was thinking of dividing .459g by 2.97g and then multiplying by 100 to get the percent recovery. But then I realized that the zest and limonene aren't the same. So how would I...
62. ### Calc Help

An agency charges \$15 per person for a trip for groups of no less than 30 people. But for each person above the 30, the charge (for everyone!) will be reduced by \$0.15. Write a revenue function for the agency usin x as number of people above 30. What size group will maximize ...
63. ### Teaching techniques

1. Which learning technique is frequently used in the expository model of teaching? A. Deductive thinking C. Discovery learning B. Inductive thinking D. Knowledge-based learning 2. Which technique is used after a student gives a wrong answer, and the teacher continues to aim ...
64. ### Statistics and probability

a sample of 500 drivers was asked whether or not they speed while driving. The following table gives a two-way classification: speed Never Speed totals male 222 78 300 female 128 72 200 totals 350 150 500 We wish to test whether gender and speeding are related at the 1% ...
65. ### Álgebra

I'm thinking of two numbers. The first number is three times the second. The second number is five less than two times the first. What are my numbers?
66. ### math

A jar contains six red marbles, four green marbles and five yellow ones. a) determine the number of ways in which any thee marbles can be selected? b) Determine the number of ways to select four marbles where two are red and two are yellow? c) Determine the number of ways in ...
67. ### Lang. Arts

Read the following stanza from “Alone”: Lying, thinking Last night How to find my soul a home Where water is not thirsty And bread loaf is not stone I came up with one thing And I don’t believe I’m wrong That nobody, But nobody Can make it out here alone. Think about ...
68. ### geography

What are the two most dominant economic activities in the arid climate of South Asia? Explain why. I have read over all my notes, the section in the textbook dedicated to South Asia, looked at several maps indicating different factors, and Googled this question, but which two ...
69. ### Chem

In the van der waals equation, the constants a and b are: 1)used to correct for the finite volume of gas molecules and the attractive forces between molecules 2)equal to each other for any real gas 3)used to correct for the difference between Celcius and Kelvin 4)equal to 1 ...
70. ### english

Does anyone have any ideas for an UNpersuasive essay? Instead of doing a normal essay, my class is doing an essay on anything that's crazy that people would normally not believe but if I use facts and other information, maybe they might believe me. I wanted to do maybe raising...

If the force on the tympanic membrane (eardrum) increases by about 1.50 N above the force from atmospheric pressure, the membrane can be damaged. When you go scuba diving in the ocean, below what depth could damage to your eardrum start to occur? The eardrum is typically 8.20 ...
72. ### SOCIAL STUDIES

I had to outline the achievement of Erasmus and I wrote: as a young man, he tried to live in monk, but instead went ot university of paris, where he like the other humanists became popular for his learning & travelled to England where he got to meet king henery VIII. his ...
73. ### Com/150

Comprehension Grammar I've read these and completed these sentences over and over.. the more I read them the more I have doubts about my answers.. please help me, maybe fresh new set of eyes can help me.. thanks. Read the following sentences, and focus on the grammar area ...
74. ### English

I need help finding real life examples of these themes? 1. Guilt can destroy a person, body, and soul. 2. True repentance must come from within. 3. Revenge destroys both the victim and seeker 4. One must have the courage to be true to one's self. 5.It is by recognizing and ...
75. ### Math

In the question I am working on, there are three jars filled with balls, and a die. Depending on the number that comes up from the die determines which jar a ball is drawn from. I created a tree and have all my individual probabilities. The question asks the probability of a ...
76. ### Teachers Aide/Language and other Barriers

7. Besides learning to speak and read English, another goal of an ESL program is to A. prepare immigrant students for U.S. citizenship. B. help immigrant students “graduate” from bilingual classes to English-only ones. C. reduce the use by immigrants of their native tongue...
77. ### English

I just wanted to know how you would evalute these sentences, which are part of an essay. 1) "The monologue is when the actor is alone on the stage and he gets speaking while the soliloque is when there are some actors and one gets speaking as something he is thinking about." 2...
78. ### English

Can you check the meaning of these few phrasal verbs, please? Thank you In the beginning I dislike my classmates but then I came around thinking they aren't so bad. Can you drop in on me after school. I need to talk to you. My plan to go to the mountains fell through because ...
79. ### Physics

The index of refraction of the core of a typical fiber optic is ncore = 1.46; the cladding has nclad = 1.4. Calculate the critical angles for the total internal reflection i crit and α crit. I have verified the answer for i crit is 74, but I cannot for the life of me ...
80. ### An Overview of Teaching Techniques

1. Which learning technique is frequently used in the expository model of teaching? A. Deductive thinking C. Discovery learning B. Inductive thinking D. Knowledge-based learning 2. Which technique is used after a student gives a wrong answer, and the teacher continues to aim ...
81. ### Calc

A rectangular page is to contain 30 sqaure inches of print. The margins on each side are 1 inch. Find the dimensions of the page sucha that the least amount of paper is used. A farmer plans to fence a rectangular pasture adjacent to a river. The pasture must contain 245,000 ...
82. ### Statistics

Need help with these questions: I have already answered 27 out of the 30 accept these last three: 8. Given the significance level 0.01, the F-value for the degrees of freedom, d.f. = (7,3) is. A) 8.45 B) 27.67 C) 5.89 D) 14.62 9. One-way ANOVA is performed on three independent...
83. ### statistics

A family therapist states that all parents in America talk to their teenagers an average of 17 minutes per week. A psychologist decides to test this by collecting data from a sample of 9 parents on how much time they spend talking to their teenagers per week. Alpha .05, 2-...
84. ### communications

Which would be an appropriate way to use the DECIDE tool in response to research suggesting that there are differences between the way men and women communicate? 1.Define your communication goal regardless of the differences. 2. Not evaluate the differences because men and ...
85. ### Mass Communication Studies

Consider the issue and implications of intentional news media bias. Why are large segments of the American news media audience either unable or unwilling to be better critical media consumers? Is it OK for Fox News network to do what it does – even while claiming loudly that...
86. ### science

Propose a method to find the specific heat of sodium which reacts with water Two methods to think about. Use a liquid with which Na doesn't react. OR, use a weighed amount of Na metal to react with water. Measure T of the water before addition of Na and after adding Na. That ...
87. ### English

I have an essay and my topic is "our views of the past change as we mature". So I am stuck on what pieces of evidence I should write about. I am thinking of writing a narrative, and I want my "mature view" to be that the world doesn't evolve around me forever. 1 piece of ...
88. ### statistics

experience in investigating insurance claims show that the averagecost to process a claim is approximately normally distributed witha mean of \$80.new cost-cutting measures were started and a sampleof 25 claims was tested .the sample mean of the costs to processthese claims was...
89. ### physics 4

help me in this topicsmass vol.relationship,graphs and itinterpretation,vectors and scalars help me more to understand this topics the tools in physics,measurement,vectors and scales It is quite impossible to divine what you don't understand. We can easily critique your ...
90. ### Art History

I have to write a research paper on my field trip to the Metropolitan Museum of Art in NY, and discuss 8 items in length that we were meant to find in the museum. The only problem I am having is actually starting the paper, I don't want to just jump into the first painting I ...
91. ### English

5. Complete the following sentence with a word or words that show a logical relationship. Joshua took a nap _______ sorting the mail. A. instead of B. after C. while D. before I picked D, because we cannot use while, since a person cannot sort mail while sleeping. We cannot ...
92. ### English

5. Complete the following sentence with a word or words that show a logical relationship. Joshua took a nap _______ sorting the mail. A. instead of B. after C. while D. before I picked D, because we cannot use while, since a person cannot sort mail while sleeping. We cannot ...
93. ### Science

"In this lesson, you learned about renewable energy resources and nonrenewable energy resources. Think about the resources discussed in this lesson and select the one that you think is the most effective in all ways. Think about the financial impact, the ability to be renewed...
94. ### English

How is "Mortals" an example of postmodernist fiction? Select three examples from the text that best represent why "mortals" is an example of postmodernist fiction. Then, use The text examples to support your thinking as to why "Mortals" reflects this genre.
95. ### chemistry

A particular brand of toothpaste claims to contain 0.24 wt% sodium fluoride. What mass in grams of fluoride ion would be present in the average amount of toothpaste used to brush one's teeth, about two grams? Now this is a weight percent concentration question, I know that. wt...
96. ### Algebra

Why are variables useful in algebra? I feel the use of variables make it difficult for many people to understand because it is subconcious that math is numbers, not letters.... Thank you! By using a variable, one may make use of a formula which is good for hundreds of ...
97. ### english

When you are told time after time that there are no (jobs. And it) is time for some creative thinking and acting. What is the best why to write ( jobs. And it) 1)jobs. And it 2)jobs, or it 3)jobs, it 4)jobs, if it 5)jobs, and it
98. ### Physics

A man (weighing 915 N) stands on a long railroad flatcar (weighing 2805 N) as it rolls at 18.0 m/s in the positive direction of an x axis, with negligible friction. Then the man runs along the flatcar in the negative x direction at 40.00 m/s relative to the flatcar. What is ...
99. ### physics

I need some help with determining the equation for this problem. "The block of mass m is released from rest on the frictionless incline. After sliding a certain distance, it compresses a spring and comes to rest at a distance of y beneath its original position. How much energy...
100. ### language arts

Complete the analogies by selecting the pair of words whose relationship most resembles the relationship of the pair in capitol letters. SAGE:WISDOM a. author:anthology b. speaker:tirade c. acrobat:agility (I'm thinking c but I'm not sure) SCOLDING:TIRADE a. sage:wisdom b....