What is Exam: Definition and 917 Discussions

A test or examination (informally, exam or evaluation) is an educational assessment intended to measure a test-taker's knowledge, skill, aptitude, physical fitness, or classification in many other topics (e.g., beliefs). A test may be administered verbally, on paper, on a computer, or in a predetermined area that requires a test taker to demonstrate or perform a set of skills.
Tests vary in style, rigor and requirements. There is no general consensus or invariable standard for test formats and difficulty. Often, the format and difficulty of the test is dependent upon the educational philosophy of the instructor, subject matter, class size, policy of the educational institution, and requirements of accreditation or governing bodies.
A test may be administered formally or informally. An example of an informal test is a reading test administered by a parent to a child. A formal test might be a final examination administered by a teacher in a classroom or an IQ test administered by a psychologist in a clinic. Formal testing often results in a grade or a test score. A test score may be interpreted with regards to a norm or criterion, or occasionally both. The norm may be established independently, or by statistical analysis of a large number of participants.
A test may be developed and administered by an instructor, a clinician, a governing body, or a test provider. In some instances, the developer of the test may not be directly responsible for its administration. For example, Educational Testing Service (ETS), a nonprofit educational testing and assessment organization, develops standardized tests such as the SAT but may not directly be involved in the administration or proctoring of these tests.

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  1. W

    Test Taking Tips: Get Ready for Exam Success

    There was great input on Studying smarter, thanks everyone. Now when it comes to test taking itself are there any suggestions? All relevant input welcome.
  2. I

    Is Cheating the Answer to Academic Frustration?

    My last 4 test grades have been 77,72,59, and 48(all core major classes) i am so freakin pissed off w/ myself and I am having doubts if I am smart enough for college.Anyway today i was feeling bitter towards school and said F it and cheated on my microcontrollers exam.I sat in the back of the...
  3. T

    How Does Newton's Cradle Demonstrate Conservation Laws in Physics?

    Homework Statement Imagine a regular Newtons cradle (google it). The problem gives a the following information. All the spherical ball have the same mass. Ball 1, m_1 is initially raised at height H_i. A) Consider a stack consisting of just two balls. Let the speed of the first ball...
  4. quantumdude

    FE Exam Sample Questions anyone?

    Howdy, I'm tutoring these 3 people for the FE Exam, and they haven't done any math in a looooong time. We're working out of an FE Exam manual, but we're going to run out of questions fast. Does anyone know where a good source of questions can be found online? Thanks!
  5. F

    Help review for exam (last question)

    Question is Problem 7: Joule’s paddle wheel experiment consists of a falling weight which spins a paddle-wheel in an insulated barrel of water. As the weight falls, the water warms up. Assume idealized conditions with no friction in the pulley, string, and bearings. How much does the...
  6. F

    Help Reviewing for exam (continued)

    problem is A ball of mass m is attached to a string of length R such that it is free to swing in the vertical plane. The ball is released from the initial position “A” shown in the picture. What is the tension in the string when the ball reaches the lowest point “B” of its trajectory? A. mg...
  7. F

    Solve Photonic Absorption and Emission with Practice Problems | Exam Review

    Homework Statement i am reviewing for a physics exam tomorrow. they posted practice problems and with answers but don't show you how to get the answers. i got most the problems but there are a few I am not sure so figured i would come here and see if you guys can explain it to me. the...
  8. R

    2002 AP Exam: Lab Situation w/Density and Springs

    In the laboratory, you are given a cylindrical beaker containing a fluid and you are asked to determine the density ρ of the fluid. You are to use a spring of negligible mass and unknown spring constant k attached to a stand. An irregularly shaped object of known mass m and density D(D>>ρ)...
  9. R

    What is the relationship between tension and number of loops in a standing wave?

    To demonstrate standing waves, one end of a string is attached to a tuning fork with a frequency of 120 Hz. The other end of the string passes over a pulley and is connected to a suspended mass M. The value of M is such that the standing wave pattern has four "loops". The length of the string...
  10. J

    Solving a TI-83/84 Calculator Exam Question: 771 vs. 1,059

    This is a question from a TI-83/84 calculator exam that I took on February 14th. (haha what a shocker a math nerd without a girlfriend.) Anyway, this is one of the few that I missed, and when I revisited it I noticed that I had actually misread the question at hand. Anyway, the problem is that...
  11. R

    1996 AP Exam Question: Lab Situation with spring

    A spring that can be assumed ideal hangs (vertically) from a stand. a. You wish to determine the spring constant k of the spring. i. What additional equipment do you need? ii. What measurements would you make? iii. How would k be determined from these measurements? b...
  12. R

    1983 Exam Question w/SHM and conservation of momentum

    A block of mass M is resting on a horizontal, frictionless table and is attached to a relaxed spring of spring constant k. A second block of mass 2M and initial speed vo collides with and sticks to the first block. Develop expressions for the following quantities in terms of M, k, and Vo. a)...
  13. W

    Preparing for the Praxis II Physics Content Exam - Any Tips?

    Is there anyone who can help in anyway to study for the Praxis II Physics Content area. I have taken it and just need a little help on what is the best way to study and prepare for this test. Any help would be greatly apprecited.
  14. T

    Method of differences exam question [ ]

    Method of differences exam question [urgent] Homework Statement \sum^{n}_{r=1}{\frac{5r+4}{r(r+1)(r+2)} Now i know that this is equal to \frac{2}{r} + \frac{1}{r+1} -\frac{3}{r+2} I need to use the method of differences to work out the summation of the series from 1 to n. so i substitute...
  15. E

    Need Help Solving Grade 10 Final Exam Questions!

    im studying for my grade 10 final exam and I've lost my basic formulas note. could someone please post the formulas to find speed time displacement acceleration distance ( maybe) ( i think its in relation to distance and time and speed) also in my review sheet there is this question a...
  16. jacksonpeeble

    Various Problems for Precalculus Exam, Unit 3

    Homework Statement 16. Determine the end behavior of the polynomial P(x)=x3(x+2)(x-3)2. 19. (No Calculator) Sketch the graph of the polynomial function P(x)=2x^3-x^2-18x+9. Where is P(x)>=0? 22. If P(x) has a local maximum at (1,5) and a local minimum at (-2, -4), then find the extrema...
  17. jacksonpeeble

    Various Problems for Precalculus Exam, Unit 2

    Homework Statement 9.e. Solve the equation for x: x2*ex+x*ex-ex=0 19. If logxa=0.578 and logay=1.161, what is the value of logxy? 26. Use the fact that logb4=x and logb7=y to evaluate logb(64/49). Homework Equations 9.e. x2*ex+x*ex-ex=0 19. logxa=0.578 and logay=1.161 26...
  18. F

    How Does an X-ray Machine Function in Different Settings?

    What do you guys think the best answer tyo these questions are? Descibe in detail an x-ray machine for use in a n undegraduate research lab: (6 marks) Explain how both characteristic and bremsstrahlung x-rays are produced? (4 marks) State two differences between the x-ray machine you...
  19. jacksonpeeble

    Various Problems for Precalculus Exam, Unit 1

    Homework Statement 6. Draw a graph of the function f, and determine the intervals on which f is increasing and on which f is decreasing where f(x)=2x3-3x2-12x 9. Suppose the graph of f is given. Using transformations, describe how the graph of the following function can be obtained from the...
  20. H

    Span of an infinite set. Exam Question.

    Homework Statement Suppose V=<Z> where Z is an infinite set, So Z spans V. Suppose that every pair of distinct elements of Z is linearly independent. Is it possible that V is finite dimensional? Justify your answer. Homework Equations The Attempt at a Solution All the vectors...
  21. R

    How Does Friction Affect Energy Conversion on an Inclined Plane?

    Two 10 kilogram boxes are connected by a massless string that passes over a massless frictionless pulley as shown above. The boxes remain at rest, with the one on the right hanging vertically and the one on the left 2.0 meters from the bottom of an inclined plane that makes an angle of 60° with...
  22. P

    Several Old Exam Questions. (Mechanics and thermodynamics)

    Hello everyone, I am studying the old exams to prepare for my physics final, and I have gotten sort of confused on a few of them. Help on any of the following is much appreciated. Question 1: Homework Statement Assume 3 moles of diatomic gas has internal energy of 10kJ. Determine the...
  23. C

    Ball rolling up an incline Final Exam Review

    Homework Statement A ball rolls up a straight incline. The dots in the diagram represent the position of the ball every 4 seconds. (The fourth dot is not intended to represent the turnaround point; the ball might still be on the way up at that point.) The instantaneous velocities at the...
  24. C

    Making the Light Final Exam Review

    Homework Statement Making the light. While traveling in your car at a constant 12 m/s, you notice a traffic light 44 m in front of you turn yellow. You know that the light will turn red in 3.0 seconds, and that you can speed up at a rate of 6.0 m/s/s. You’re also aware that it takes you 1.0...
  25. C

    Water Balloon Drop Final Exam Review

    Im doing Final exam review this is the first question please check! Thank you! Homework Statement 1. Water balloon drop. You and your physics major roommate devise a plan to drop water balloons on classmates entering your dorm. Just as they cross a mark that’s 3.0 m from the door, you’ll...
  26. N

    Pass Your Physical Chemistry Exam with These Study Tips | 2 Days Left!

    HI, I have my exam in 2 days and I am wayyyy behind this course I'm am only looking for a pass since I cannot get it down...I was just wondering if anyone had any advice on how to tackle it all? Should I do problems from every chapter and try and get through it? Or is there a better method you...
  27. E

    US Physics Olympiad qualifying exam (Mechanics)?

    So I read Irodov was the best prep for the Physics Olympiad, but what if I'm in Physics B and just completed a semester's worth of mechanics? I'm currently in Pre-Calculus if that matters. Another thread I read says most problems can be solved using differential eqs. but neither my current...
  28. C

    2008 Fnet=ma Exam: Bullet and Bob

    A bullet of mass m_1 strikes a pendulum of mass m_2 suspended from a pivot by a string of length L with a horizontal velocity v_0. The collision is perfectly inelastic and the bullet sticks to the bob. Find the minimum velocity v_0 such that the bob (with the bullet inside) completes a circular...
  29. Topher925

    Engineering The Fundamentals of Engineering Exam

    I'm just curious to know how many of you out there took this exam? I know some universities require you to take this exam (although not pass it) in order to graduate with a BS degree in engineering. I have not taken this exam but would like to in the near future as I plan on eventually getting...
  30. U

    Modern Physics Exam: Difficulties Solving Problems? Get Help Here!

    hello everybody . i have an exam in modern physics ,about relativistic kinematics and relativistic dynamics and quantum effects . but i have some difficulties when solving problems and i'd like to work it more . so if anyone knows an interesting link or a free ebook where i can find solved...
  31. L

    Statistics: Please calculate my chance of passing the exam

    I had a MCQ exam today. 90 Questions with 4 alternatives. I need help calculating my chances of passing (which should be really small). I know 3 of my answers are correct. I gambled on the rest. Also, please calculate the chance of passing, assuming that my guesses were a little more...
  32. T

    Method of differences exam question

    Homework Statement given the identity \frac{2}{(r+1)(r+3)} \equiv \frac{1}{r+1} - \frac{1}{r+3} prove that \sum^{n}_{r = 1} \frac{2}{(r+1)(r+3)} = \frac{n(an + b)}{6(n+2)(n+3)} where a and b are constants to be found Homework Equations The Attempt at a Solution I...
  33. A

    Testing 50 MC Physics II (E&M) Final Exam

    Equation sheet limited to twenty equations spanning material from electrostatics to mutual induction. Halliday Resnick chapters 21-31. 2 hours. Seems like some questions depended on you having the equation accessible, which is a matter of chance. Core exams were usually 12 MC and 3-4...
  34. fluidistic

    Testing Passing the exam now or getting more prepared?

    Hi PF people, I'm asking a little question. We currently didn't finish the Physics I course, but it is near almost finished. There are several dates for the final exam and it's up to me to decide when I will pass it. The first date is 3rd of December thus soon. Of course I had tests before...
  35. N

    Help with Electrical Exam Question: Star Connection

    Hi I've just started a new Electrical Course and have been working through an old exam paper but i got a bit lost when doing the star connection question - see attached for question and work done would just like someone to tell me if any of what I've done is correct and where I've gone...
  36. V

    Do Physics Misconceptions Affect Exam Scores?

    Hey everybody, nice to be a part of the forum. I needed some help understanding the concepts behind these questions. By correcting the questions answered incorrectly, we get some of the points back. Thanks for any help that I receive. Homework Statement Why is it that a fish displaces its...
  37. Shackleford

    How do I determine if a set is a subspace?

    I'm not sure how to tackle #6. I want to make sure my logic about the rest is correct. There's still a little fuzziness on how to show something is a subspace. I know it has to have the zero vector and be closed under scalar multiplication and addition.
  38. T

    HELP. exam tomorrow. practice midterm questions

    Two problems. Problem 1. (30 Points) When leaving for work, a woman leaves a cup of coffee on top of her car. The cup stays fixed on the car, and the car moves according to the function: x(t) = (2.0 m/s) t + (1.0 m/s2) t2 At time t = 2.0 s, a gust of wind comes from behind the...
  39. B

    How Do I Solve These Physics Problems for My Exam Tomorrow?

    Physics exam tommarow NEED HELP! hows it going, I am new to this forum and want to know how to do these problems for my exam tomorrow, thanks for the help in advance let's get to the questions: 1) three vectors have x and y component vectors as shown in the table below: what is the...
  40. G

    Diagonalize a matrix (help for exam)

    Homework Statement Find a matrix that diagonalizes the following 2x2 matrix: A= (1/2 , sqrt(3)/2 sqrt(3)/2,-1/2) What will the diagonalizing matrix D be? What does D mean geometrically? What does A mean geometrically? Homework Equations - The Attempt at a Solution...
  41. D

    Exam in 2 days, with concepts

    I know, I'm not using the template but that's because I'm beyond that. I need help with key concepts because my professor is not adequate. I'm struggling on my homework which is really bad because I have an exam in 2 days. Is there anyway that someone could talk to me over a mic and help me...
  42. 0

    Old Exam: Struggles with Questions 2 and 3

    the attached file is an old exam my professor sent out. i my struggles were with 2 and 3. number 2: I am having trouble calculating the moments and picking a vector for r in the equation M=r x F which reads the cross product of the r and F vectors. Also to find the thetas, for part 2, can I...
  43. F

    A problem regarding momentum(from an entrance exam to Uni in Japan)

    a problem regarding momentum(from an entrance exam to Uni in Japan)(editted) Homework Statement Homework Equations In the space ,A rocket with mass M moving with constant velocity of V with no external force acting on it. 1) after sometime, the rocket release the fuel mass...
  44. T

    Testing Exam Problems: Are They Really as Difficult as They Seem?

    I heard that the most difficult problems are the one made up by the professors on exams.Is this true? Is there any way around this?
  45. JasonJo

    Some GRE Math subject exam questions

    1) For all positive functions f and g of the real variable x, let ~ be the relation defined by: f ~ g iff (if and only if) lim x --> (infinity) \frac{f(x)}{g(x)} = 1. Which of the following is NOT a consequence of f~g? A. f^2 ~ g^2 B. sqrt(f) ~ sqrt(g) C. e^f ~ e^g (e as in the natural...
  46. F

    How can you find the steady-state vector for a two dimensional map?

    i posted this on the end of another question i asked but i don't think that anyone is looking at is as it has like 10 replies and i assume most people are assuming that the problem has been solved... which it has i had a question yesterday entitled exam question help which 2 people were kind...
  47. T

    Stuck on vector calculus questions for exam

    two questions that i can't ever remember covering first of all finding a perpendicular vector find a vector perpendicular to the vectors a=i+2j-2k and b=-2i+3j+5k and secondly the equation of a plane?? through point with position vector (2,1,1) and perpendicular to (3,-1,2) what are the...
  48. F

    Solving 2D Linear Map with Eigenvectors & Values

    two part question the first part i understand the second part i dont first part is find the eigenvectors and values of the matrix (4,-1 then below-4,4) giving me lamda=2 (1,2)T and lamda=6 (1,-2)T after this we have part 2 that i don't really understand how to do, I've done it before...
  49. M

    Can Physics Review Questions on Velocity and Acceleration Be Decoded Easily?

    Velocity, Acceleration, Displacement, Headache I have an exam tomorrow. Can you help me out with these physics questions? They are review questions that I am stuck on. 1) Distance is 45 km and it took 3 seconds what is the speed. If the displacement is 7 km north what is the velocity? *I know...
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