Ap Definition and 669 Threads

Hello. Well, it looks like I'm going to have to go back for another year of high school due to low marks. However, it is very boring and I regret not doing better because I know everything and far beyond all of the math, science, and english curricula. There were also some complications relating...

I am working on a final project for my AP Physics class and must do some research on Relativity. I just have a few questions and was wondering if anybody could answer them for me. It would be greatly appreciated! 1. Assuming that traveling at the speed of light were possible, "time" would...

I think I'm pretty well prepared, just need to make sure I don't make stupid mistakes. Anyone else taking it? Edit: Also if anyone has an last minute questions maybe we can answer them :)

Homework Statement The Shortest distance from the curve xy=4 to the origin is: A. 2 B. 4 C. rad (2) D. 2* rad (2) E. .5 rad(2) Homework Equations ... distance equation? The Attempt at a Solution i used the pythagorean theorem to find the distances using x^2 and y^2 as a^2...

Alright, so I'm about to take the AP Calculus AB Test (the College Board one, of course), but I have a question: Am I allowed to have any Calculus applications on my calculator? (My calculator is a TI-84 Silver Edition Plus, and it is approved.) I have a Calculus application that can do several...

does anyone know where i can find ap cal and/or phyics multiple choice sections of past tests?? i really need them to study. please help

I'm looking for some useful calculator programs that I can use for my ap test on wednesday, however I'm having a hard time finding them. What is a good site to find calc programs? Namely I'm looking programs that can solve Newtons/Eulers method problems, mid-point/left/right/trap sums, or...

In preparations for the AP Physics B test, my physics teacher has assigned our class a previous years AP multiple choice section test. I've managed to work through 80% of it with little difficulty, I've just gotten to the questions where I have no clue to how to answer. If I am allowed, I am...

Hi, the AP test is approaching and I'm struggling with these two Calculus questions and need some guidance. If you can provide a general (or detailed if possible =)) explanation on how you solved the problem, or the strategy you used for the problem, I would be extremely grateful. Solving even...

Homework Statement http://img515.imageshack.us/img515/6163/physicscopydi7.gif This is AP Physics C 2003 M2 by the way...Homework Equations Kinematics: vf^2=vi^2+2a(d) The Attempt at a Solution a) Speed of the clay uses kinematics. Clay starts at rest, accelrates at gravity=9.8, and the...

Can you guys help me with these reactions? I've always kinda sucked at predicting reactions and some of these have me really confused. There from 2002, so I couldn't find the answers online. A. a solution of sodium iodide is added to a solution of lead(2) acetate. My answer: Pb+2 + 2I- = PbI2...

AP Chemistry -two interesting questions -- PLEASE HELP! Homework Statement 1. You are having some friends over, so you venture to the store to purchase some soda and snacks. Unfortunately the only pop available is at room temp. In order to cool the cans of soda quickly you place the cans in...

[SOLVED] Help on an AP exam problem I teach AP physics in high school and encountered this problem, from the 1982 AP Physics C exam. http://keydetpiper.com/Misc/1982C.html" has a link to the original problem (#2) and the official solution. My question is regarding part c: how is it possible...

Anybody taken the ap calculus ab exam? I'm taking the class right now, just curious to what you think about the exam. I expect it to be rather easy. ap calculus seems oversimplified. advice?

This one has me stumped. Here is the circuit http://img90.imageshack.us/img90/6204/circuitdn1.jpg I will go through all the 5 questions. A) Calculate the total capacitance of the circuit. 18 uF=.5CV^2, 36uF=CV^2, 36uF/36v=1uColoumb. Correct? B) Calculate the current in the 10 ohm...

***ap Physics B Optics Help!*** A point souce S of monochromatic light is located on the bottom of a swimming pool filled with water to a depth of 1.0 meter. The index of refraction of water is 1.33 for this light. Point P is located on the surface of the water directly above the light source...

Problem In a laboratory experiment, you wish to determine the initial speed of a dart just after it leaves a dart gun. The dart, of mass m, is fired with the gun very close to a wooden block of mass M0 which hangs from a cord of length l and negligible mass, as shown above. Assume the size of...

[SOLVED] 2003 AP physics mechanics problem Can someone help me figure out the first mechanics problem on the 2003 AP Physics C exam? I'm doing this for review. See post #3 for what I have so far. http://www.collegeboard.com/prod_downloads/ap/students/physics/physics_c_m_frq_03.pdf" or...

1.(okay just to let anyone know, I have a lot of this left to do, and I don't understand much of it, like when to use certain equations and such.) pulley problem: A small pulley 6 cm in diameter is connected by a belt to a larger pulley 15cm in diameter, the small pulley is turning at 120...

Homework Statement A Particle Moves along the x-axis so that its velocity v at time t \geq 0 is given by v(t)=Sin(x^{2}). The Graph of V is shown above for 0 \geq t \geq \sqrt{5\pi}. The Position of the particle at time t is x(t) and its position at time t=0 is x(0)=5 Homework Equations...

Why are (CAS) calculators allowed during the AP exams My cousin aced the Calc and physics AP's because he put a Ti-89 in a Ti-84 body. enough said. He got a five on both exams. This is more proof that cheaters and cons are the one's who get ahead in this world. LOL

on a free response question, i need to know how to plot crude birth and death rates. is it as easy as just plotting numbers? what should be the x and y axes? help!

Does anyone have solutions + questions of AP physics B free response questions thanks for your help

As exam time is right around the corner I'm looking to "brush up" on the cirriculum of my physics 11 course... I have looked at many of the university videos on here, and although they are very interesting and broaden my physics perspective, they are far out of the scope of my course, so that...

A civil engineer is asked to design a curved section of roadway that meets the following conditions: With ice on the road, when the coefficient of static friction between the road and rubber is 0.08, a car at rest must not slide into the ditch and a car traveling less than 50 km/h must not skid...

Does anyone know any websites with past AP Physics B Free-Response and Multiple Choice ANSWERS AND SOLUTIONS? I know a website with past AP Physics C: http://wcs.edu/phs/Faculty/Homework/Paquet/Paquet/homepage.htm#rules But I'm taking AP Physics B and need to know anyone websites, please...

Here are some questions I have concerning AP Calculus that I have compiled while doing my homework assignments. Please help me answer them. Thank you very much! Questions: -Do you never need to worry about the chain rule when integrating? I'll add on to these questions when I have more.

help with ap physics studying problem! 1. i am really stuck and really need help! :/ link to problem: http://apcentral.collegeboard.com/ap...ysics_b_99.pdf thanks so much for your help! 2. v = e / q e = qv

please help with ap physics! okay. i was wondering if anyone could plaese solve this problem for me? here is a link to view it! i am really stuck and really need help! :/ http://apcentral.collegeboard.com/apc/members/repository/physics_b_99.pdf thanks so much for your help!

For those of you who have taken the AP Physics C Examination already, is it possible to go through the Physics C: Mechanics and Physics C: Electricity and Magnetism exams straight through all at once, or are they 2 separate exams?

I am going into my second semester of college and it will be the second semester that I have been unable to register for General Physics (first semester of calculus based physics). I have the math prerequisites but am at a community college that has only one or two sections available; this...

Homework Statement SEE BELOW: 4th Reply has a Diagram Homework Equations Conservation of Momentum: m1(v1i) +m2(v2i) = m1(v1f) + m2(v2f) Vf^2=Vi^2 + 2a(delta y) Conservation of Kinetic Energy (Elastic Collision): .5m1(v1i^2)+.5m2(v2i) = .5m1(v1f^2)+.5m2(v2f^2) The Attempt at a Solution See...

Homework Statement An open top railroad car (initially empty and of mass M.) rolls with negigible friction along a straight horizontal track and passes under the sprout of a sand conveyor. When the car is under the conveyor, sand is dispensed from the conveyer in a narrow stream at a steady...

I need help with some of these problems. Any kind of help will be most appreciated 1. Speed amplifier. In Fig. 10-3, block 1 of mass m1 slides along an x-axis on a frictionless floor with a speed of v1i = 2.80 m/s. Then it undergoes a one-dimensional elastic collision with stationary block 2...

I need help with some of these problems. Any kind of help will be most appreciated 1. Speed amplifier. In Fig. 10-3, block 1 of mass m1 slides along an x-axis on a frictionless floor with a speed of v1i = 2.80 m/s. Then it undergoes a one-dimensional elastic collision with stationary block 2...

Homework Statement A large tank, 25m in height and open at the top, is completely filled with saltwater (density 1025 kg/m^3). A small drain plug with a cross-sectional area of 4.0 X 10^-5 m^2 is located 5m from the bottom of the tank. The plug breaks loose from the tank, and water flows from...

A cylindrical tank containing water of density 1000 kg/m^3 is filled to a height of 0.70 m and placed on a stand. A hole of radius 0.0010 m in the bottom of the tank is opened. Water then flows through the hole and through an opening in the stand and is collected in a tray 0.30 m below the hole...

Homework Statement A shmoo is a hypothetical genetic organism. Suppose you learned that shmoos may have long, oval or round bodies and that matings of shmoos result in the following: long x oval produced 52 long and 48 oval long x round produced 99 oval oval x oval produced 24 long, 53...

A baseball has a mass of about 0.14 kg, and it is pitched towards home plate at a speed of about 46 m/s. If the bat exerts an average force of 8900 N for 2.1 ms, what is the final speed of the ball in m/s?

Homework Statement Let f be the function given by f(x) = (2x-5)/(x^2-4). a.Find the domain of f. b.Write an equation for each vertical and each horizontal asymptote for the graph of f. c.Find f'(x). d.Write an equation for the line tangent to the graph of f at the point (0,f(0)). The...

Homework Statement If xe^y + ycosx = 1 defines y as a function of x, find y(0) The Attempt at a Solution My problem is getting it into y= form. Since there is an e^y, I thought about taking a natural log, but that doesn't seem to be getting me anywhere. Help?

Homework Statement 1. Given the curve x² - xy + y² = 9 (a) Write a general expression for the slope of the curve (b) find the coordinates of the points on the curve where the tangents are vertical (c) at the point (0,3) find the rate of change in the slope of the curve with respect to x...

1. The problem statement: In the diagram (which I attached) a 50 kg square (2m on each side) is hung on a horizontal rod which is 3m long (of neglibible mass). A cable is attached to the end of rod and to a point on the wall 4m above the point where the hinged sign is. A. What is the...

Hello, I'm looking at the moment for past papers for the AP Physics B exam (apart from the ones in www.collegeboard.com). If any of you have anything to offer or know somebody please pm me. I need practice questions as I have not been doing great lately on the course. Thank you!

Hey, I have a worksheet due tomorrow for my chem class and it includes #9 from the 1997 FR AP Chem Test. I can't figure it out! Any help would be appreciated! Here goes: An experiment is to be performed to determine the mass percent of sulfate in an unknown soluble sulfate salt. The equiptment...

Does anybody have the old AP Physics C questions and solutions from the 1970's or 1980's to present? My teacher is giving us an midterm exam (mechanics) and said it would be helpful to study the past old tests. Also, if E&M is available, I wouldn't mind having that either, it wouldn't hurt to...

Homework Statement A stick of length 2L and negligible mass has a point mass m affixed to each end. The stick is arranged so that it pivots in a horizontal plane about a frictionless vertical axis through its center. A spring of force constant k is connected to one of the masses. The system...

[SOLVED] Chem Lab Help! My AP chem class did an experiment where we started with 0.500 grams of copper and we ended up with 0.525 grams of copper after the experiment. The experiment consisted of us sending copper through different reactions to observe the effects of a series of reactions on...

I have been working for over 6 hours trying to break these problems down (my first calc problems!), but I cannot get any major breakthroughs. I have made minor strides in each but have hit a wall. If any of you can offer explanations, work, anything, I would be eternally grateful! #1 Let h(x)...

I'm in AP Chemistry and I'd like to do an extra credit project for this marking period. My teacher welcomes all varieties of extra credit, from posters to videos to research papers to pictures of chemistry in the world, etc. Does anyone have any suggestions for a solid extra credit project...