Khan Academy: What Are the Kinematic Formulas?

What can you learn from graphs that relate acceleration and time? This tutorial takes a look at the vertical axis, slope, and area on a graph and provides examples.

This is a collection of Grade-Leveled texts (3-12) to address the question, "What are the costs and benefits of technology?" Select a grade level and a collection of grade-appropriate reading passages comes up. [Free account registration...

In a gas, there are lots of molecules traveling at lots of different speeds. Here's a framework for thinking about that.

Learn the difference between the cold and the flu, and how viruses can complicate diagnosis.

Video tutorial presents different ways of representing a molecule and gives examples to demonstrate the difference between empirical, structural, and molecular formulas. [6:49]

Engineering challenges, construction costs, and disasters are some of the challenges when it comes to nuclear energy. Watch a video that explains each of these and more in detail.

What are the responsibilities of a medical resident? Dr. Jorge Torres talks about the life of a medical resident and what he enjoys about working with patients. He also shares his current salary and explains how his compensation will...

Learn the difference between the cold and the flu, and how we sometimes can get fooled by viruses! Rishi is a pediatric infectious disease physician and works at Khan Academy. These videos do not provide medical advice and are for...

How does the body utilize the major energy storage fuels? What are ketones? Why can't fatty acids be converted to glucose? [14:55]

Article attempts to answer the question "what is Physics?" Takes a look at concepts such as force, motion, Newton's Laws, work, energy, and much more.