Ap Definition and 690 Threads

I am not currently taking a physics class but decided a few months ago that I would self study the AP Physics C Mechanics exam (not the E&M), however I have been procrastinating ever since. The exam is scheduled for the 14th of May, and I haven't even begun to study for it. Could anyone here...

Hey everyone, I wasn't exactly sure where to ask this question so I just came here. What is the workload of having AP classes? How much homework will their be per AP course?(I know it's dependent upon the class) I would of asked my teachers, but they tend to stretch the truth. So I...

1)A rock is dropped off a cliff and falls the first half of the distance into the ground in t1 seconds. If it falls the second half of the distance in t2 seconds, what is the value of t2/t1? Relevant equations: I think the kinematics equations of d=vt+(1/2)at^2 I have no idea how to solve...

Problem 1 on last year's normal (not form b) frq for e&m part a asked to use Gauss' law to prove essentially that at any point P within a thin spherical shell of charge density σ = q/A and radius r that the electric field at this ambiguous point P is zero. The solutions for this problem went...

This link (http://www.collegeboard.com/student/testing/ap/economics_micro/samp.html?micro has a list of released Microeconomics AP free-response questions. I have a question concerning the 2011 primary released exam. See the questions here...

Hello. I'm a high school freshman who's in need of some advice from those who have gone through AP or IB. In your opinion, which is more beneficial and looks better on a high school transcript for universities such as Harvard, Stanford, or UC Berkeley? I'm really unsure which pathway to...

5. A force of 12 N is applied tangentially to the rim of a wheel with radius 0.70 m and rotational inertia 3.0 kg-m2. What angular acceleration results? a) 2.6 rad/s2 b) 2.8 rad/s2 c) 3.2 rad/s2 d) 3.4 rad/s2 e) none of these ____6. If the force in question #5 acts for 20 s, what will be the...

Homework Statement the position "r" of a moving particle moving in an xy plane is given by r=(2.00(t^3) -5t)î+ (6.00-7.00(t^4) )j with r in meters and t in seconds. In unit notation calculate: A) R B) Velocity C) R when t is 25 seconds What is the able between the positive direction of the...

Homework Statement Consider the differential equation \frac{dy}{dx} = 2x - y On the axes provided, sketch a slope field for the given differential equation at the twelve points indicated, and sketch the solution curve that passes through the point (0, 1). Homework Equations \frac{du}{dx} =...

George Washington Gale Ferris. Jr., a civil engineering graduate from RPI, built the original Ferris wheel. The wheel carried 36 wooden cars, each holding up to 60 passengers, around a circle 76m in diameter. The cars were loaded 6 at a time, and once all 36 cars were full, the wheel made a...

Where to find AP Physics C: Mechanics material? So I would like to write the AP Physics exam this year. Unfortunately, my school does not offer AP physics and therefore does not have any material I can look at. So I have gotten myself a textbook, sadly, it does not have much practice material...

Homework Statement A has a charge of -2uC, and B has a charge of +3uC. Initially, there is no charge at point P. What is the electric field at point P due to charges A and B? Diagram given below, ignore periods; they were used solely for spacing purposes. ...(0,7m) ....P ....| ....|...

I am picking classes for my senior year right now, and I originally planned on taking AP Chemistry, AP Physics C Mechanics , and AP Physics Electricity and Magnetism, along with AP Calc and AP Comparative Government(I need a Social Studies class) and English (regular). (Oh and btw, I won't be...

I need help with all of these. I am so lost on all of them and have been working for hours. Anything is so appreciated. _____1. A rock is dropped off a cliff and falls the first half of the distance to the ground in t1 seconds. It falls the second half of the distance in t2 seconds. What...

Quick Questions: Does Khan Academy chemistry playlist on Youtube cover all the SAT chemistry topics in its chemistry playist? Also, I'm planning on self studyng ap calc ab (w/o prior calculus knowledge). Will just watching the calculus playlist on that channel up to the partial derivative...

Homework Statement Water is pumped out of a lake at the rate R(t) = 12*SQUAREROOT(t / t+1) cubic meters per minute, where t is measured in minutes. How much water is pumped from time t = 0 to t = 5 ? Homework Equations N/A The Attempt at a Solution I cannot figure out if the...

Hi, I will be dually enrolled at high school and a local state university next semester. I will be taking Calculus II, and have completed a basic algebra-based Physics course. Will I be capable of self-studying for the AP Physics C (both subjects) exam in May? Also, can you recommend any...

I've REALLY been trying to grasp physics, but I just don't think my brain is wired to think that way.. I'm much more of a Humanities person, haha. BUT, I do think certain aspects of the class are interesting and I really want to do well on the exam in May. I've got the College Board FRQ's...

Hello, I'm not sure if this is the right part of the forum to be posting this in (if it's not, feel free to move me), but I have a question about the double slit experiment. For my AP Physics class, a group of seven other guys and myself are researching the double slit experiment, both...

hey guys. so basically I am in Canada and taking AP physics C. for those you that don't know ap in Canada is self guided, unless the school is big enough to facilitate ap classes. any tips on how to study/ textbooks will be appreciated. Thanks.

Homework Statement See problem here: http://i184.photobucket.com/albums/x153/spl10246/problem.png Solution: http://i184.photobucket.com/albums/x153/spl10246/solution1.png http://i184.photobucket.com/albums/x153/spl10246/solution2.png Homework Equations p = m * v K = .5 * m *...

A ball of mass M attached to a string of length L moves in a circle in vertical plane. At the top of the circular path, the tension in the string is twice the weight of the ball. At the bottom, the ball just clears the ground. Air resistance is negligible. Express all answers in terms of M, L...

How to succeed in AP Physics B? HELP! Hi! I am new to the physics forum. I thought by signing up, I will get my answer, so here it goes! Ok, so I am in AP physics in my high school, I am a senior. I have trouble trying to study for physics! Like I really do not know how to literally get an A...

I am currently a 10th grade student in AP Phys B. I am also in AP Calc AB. I am extremely interested in engineering (especially aeronautical and mechanical). The problem is, I decided to take AP Physics B because it was the only class that sounded like engineering to me (school doesn't offer any...

Homework Statement So i have to do a lab about circular motion we had to swing a rubber stopper around while holding a glass tube and when there was a mass hanging at the end of it "plot a graph so the slope of the straight line graph may be used to determine the mass of the stopper" we...

Homework Statement A ball is attached to one end of a wire, the other end being fastened to the ceiling. The wire is held horizontal, and the ball is released from rest (see the drawing). It swings downward and strikes a block initially at rest on a horizontal frictionless surface. Air...

Homework Statement Derive an expression for Vmin, the minimum speed the ball can have at point Z without leaving the circular path. Homework Equations V≤(x/t) V≤(2∏r)/(t) V=√(GM1)/(r) The Attempt at a Solution I set 2∏r = to x since its in a circle. i then had V≤(2∏r)/(t) then...

Homework Statement A rifle is aimed horizontally at a target 100 ft. away. The bullet hits the target 0.75 in. below the aiming point. (a) Calculate the bullet’s time of flight. (b) Calculate the muzzle velocity of the rifle. (g = 32 ft/s Homework Equations delta x = vx * t...

Hey guys, I am new to the forums. I am currently taking AP Physics in my senior year of high school, and I am having some difficulty solving the following two problems: 1. A ball is shot upward with a velocity of 30ft/s. Another is shot upward a second later at 100ft/s. Where and when do they...

Homework Statement First problem: Data in the form of a table is given for all integers x in [-2,3], f(x), g(x), f'(x), and g'(x) Given that h(x) = g(2/x), find h'(2/3) Second problem: Given g(x) = ∫2-3xx2 f(t) dt, and h(x) = g(x2), find the derivative of h'(x)? Lower bound on the integral...

Hey everybody, I am in high school and have an interest in physics. I am wondering what the major differences are in these types of classes, usually. I am advanced for my age at math and I have a decent foundation on physics. Thanks!

Homework Statement Two stars of mass m1 and m2 are in orbit around their center of mass. If 2m1=5m2, and their orbital period is 120Ms, calculate the mass of the larger star, given that the distance between their centers is 1400Gm. Homework Equations F=GmM/r2 The Attempt at a...

a stone is dropped from a 75m building. when this stone has dropped 15m, a second stone is thrown downaward with an initial velocity such that the two stones hit the ground at the same time. what was the initial velocity of the second stone? please use kinematic equations. that is all i know...

So this problem was a part of my homework and I did the whole thing but apparently I got it wrong. Could someone point out what's wrong with my work? Question:A compound contains only C, H, and N. Combustion of 35.0mg of the compound produces 33.5mg CO2 and 41.1mg H2O. What is the empirical...

Homework Statement A world-class runner can complete a 100 m dash in about 10 s. Past studies have shown that runners in such a race accelerate uniformly for a time tu and then run at constant speed for the remainder of the race. A world-class runner is visiting your physics class. You are to...

Hey PF, I'm in my senior year of high school and I'm taking AP Physics B this year as my school does not offer AP Physics C, and I'm wondering if I should supplement with extra studying as I plan on majoring in physics. I took calculus AB (equivalent of first semester calculus) last year and I'm...

One of the math classes I wasn't able to take in High School but wanted to take was Linear Algebra. Linear Algebra is has many uses like analyzing vectors or solving complicated systems of linear equations. Also for those students who want to go into pure math Linear Algebra can be a very good...

ok so here's one: A helicopter is ascending vertically with a speed of 5.50 m/s. At a height of 155 m above the Earth, a package is dropped from a window. How much time does it take for the package to reach the ground? [Hint: The package's initial speed equals the helicopter's.] and here's...

Hey, I'm a high school student going into my junior year and I've been wondering whether it's in my best interest to take AP courses unrelated to the major I want to go into. Basically, at this point I'm quite sure that I want to major in either Electrical Engineering or Computer Science, and...

Here's the deal. I basically overloaded/slacked off Sophomore/Junior year of high school because I switched to online (virtual) school with a few humanities-based dual enrollment classes (that I got As in, of course) at my community college in Florida. The summer of my Junior year (this summer)...

I'm going to start college in the fall for EE and I made a 5 on my mechanics AP test and a 4 on my E&M AP test. I've been told that these are two weeder classes at my university and while I am confident I could make an A in both with hard work, I'm starting to think it might be smart to save...

Hey so I'm trying to self study for both AP Physics exams for May 2012, and I've been going through halliday & resnick 7th ed. as a text, however, I feel that this book isn't helping me so much for the mechanics side of things (as I haven't begun to study E&M stuff yet) for two reasons. First...

Next year, I will be a high school senior taking AP Physics C (which is calculus based) though I have not taken any other physics courses in high school (I have completed AP Calculus BC). My future teacher recommended that I read up on fundamental physics concepts so that once I enter the class...

Hi, I'm deciding whether or not to take AP Stats. I will be taking Honors Physics and AP Calculus AB and AP Latin. I've read that only Calculus-based stats is useful for Engineering. I don't want to take all three courses because I don't want to kill myself. Is AP Stats absolutely...

Youtube Video for AP physics project--Advice/Opinions Wanted Hey I have to make a youtube video related to physics for our Final event of Physics Olympics. The objective is to make a performance related to physics, post it on youtube, and the scoring would be determined on the last day of...

Homework Statement I am having trouble building and coming up with ideas for my projects. 3 separate experiments: 1. Paper/Tape Tower 2. Paper/Toothpick Bridge 3. Paper/Wood Boat I have been criticized for my horrible crafting/building/drawing skills. If possible, please explain in steps and...

Hi everyone! I was going to post this in the coursework section, but was quickly alerted by the text template requiring me to elaborate upon my problem, hehe. If this is the wrong section, you may of course close/move this thread. Thanks! In any event, I have a few questions about AP...

As I needn't use graphic calculator at school, I'm still not very familiar with my newly bought algebra fx2.0 plus:-( and I'm now having troubles. :-( Can this calculator find area between curves? also, can it find area bounced by a polar curve? I can only find area under curve by...

The graph of the function f, consisting of three line segments, is given below(#5) "[URL Number 5, collegeboard website[/URL] a)compute g(4) and g(-2) I have no idea how they got to that solution. I have been looking at it for a long time and still do not understand! Please help!

Hello, I am currently studying previous AP Calculus AB exams and I was wondering if someone could explain how to solve the following as clearly as possible so I have a better understanding of these problems in hope to prepare my for the exam next month. R is the shaded region in the Figure in...