This problem is about using the work done on a point charge to determine the electric potential difference.

👉 Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...

👉 Learn how to find the derivative of exponential and logarithmic expressions. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...

So you have a big US History test and you are having trouble sleeping. And you thought, could there possibly be a video that would help someone sleep and help them pass their exam. Well, you found it. Based on Mr. Hughes' epic self...

👉 Learn how to find the derivative of a function using the product rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...

Unboxing an MIT Physics Exam from the 8.012 Classical Mechanics course, plus we go over my answers on the hardest exam I took at MIT in physics (argh!) and discuss exam tips and tricks from 6:51.

👉 Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...

👉 Learn how to find the derivative of a function using the power rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...

It should have been your GCSE PE paper 2 today so why not do a quiz and see how you would have done??

👉 Learn how to find the derivative of exponential and logarithmic expressions. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...

It should have been your GCSE PE paper 1 today so why not do a quiz and see how you would have done??

A ten minute regents based concept lecture aimed at the heart of the United States History Regents Exam as it related to Cold War. Part 2 of 4.

It should have been your GCSE PE paper 1 today so why not do a quiz and see how you would have done??

How you answer questions in a presentation can make or break the whole experience. This video looks at how to answer direct questions with direct answers and gives you some practice.

The major tip is this: Direct...

English conversation about traveling. Includes comprehension questions and answers. Useful for practicing listening comprehension.

Get the 7 Easy Steps to a 7 or Higher

This listening section 3 and 4 is for IELTS practice. This is Exam 1 of our first exam book. This video is part one of a series that gives questions and answers to student practice section questions. It is important to practice a lot...

IELTS listening section exam #6 Part 3 and Part 4. There are quick and effective strategies included with this video after the answer keys. This video is a part of a series that instructs the steps necessary to achieve a high score,...

In This Episode, Tyler Teaches Us About Per Hour Word Problems

Need to pass an exam on LBJ and the Great Society? You've found the right video. HipHughes History Lectures are easy to digest and will not make you throw up and run away.

In This Episode, Tyler Teaches Us About How to Autograde in Google Forms

Learn how to create a quiz using a Google Form, grade it automatically, and even email students their grades effortlessly using the new version of Flubaroo. WOW!

👉 Learn how to evaluate the cosine of an angle in radians using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...

An IELTS listening section practice and example episode 2 – Parts 3 and 4. This video is a part of a series that instructs the steps necessary to achieve a high score, between 7 to 9, on the IETLS listening section question. The series...