Conservation of Energy
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More Lessons for High School Physics
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A series of high school Physics lectures.
How to solve conservation of energy problems?
Work and Energy -- Conservation Of Energy WIth Non-Conservative Force Present
This is a solution to a physics problem dealing with a simple pendulum. The problem involves a pendulum being raised to a certain height, then released. We are asked to determine the final velocity of the pendulum, assuming the system is conservative.
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
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