Drawing With JavaScript
JavaScript is the programming language of the web. In honor of Computer Science Education Week we have a challenge: Try using JavaScript to draw picture. The best drawing wins candy. The sample page can be found here:
Falling From Space
Today we're going to deal with a lot of data about falling. It was gathered Felix Baumgartener fell from space to earth. On the screen will be lots of data to help us understand what was happening during this. Don’t … Continued
Falling In Two Dimensions with NetLogo
An old question is physics is, how does a bullet falling from someone’s had behave differently than one being fired from a gun? Another way to word it is “If one bullet is fired, and another is dropped, both at … Continued
Color Coding
Colors on TVs, Monitors and many other devices are produced by a mixture of red, green, and blue colors of light. Each of them has 256 levels of intensity (8 bit). That means the each have a value between 0 … Continued
Why Doesn’t the Moon Fall Into the Earth
Isaac Newton is famous for understanding that the gravity in space is the same as that on Earth. It is the same universal gravity. The Moon is attracted to the earth and vise-versa. The great question is why doesn’t it … Continued
How is the Atmosphere on Mars Different Than on Earth?
We are surrounded by gases. They are necessary for life and important for chemistry if only because chemical reactions occur very quickly in gases. We’ll be looking at how the atmosphere of Mars is different from that of Earth in … Continued
Ideal Gas Simulation
Gases are too small to see molecule by molecule. They are a perfect example of the challenge of chemistry. In teaching chemistry I try to make the invisible visible. The kinetic molecular model is an example of this. The way … Continued
Basketballs: Second Day Assignment
Basketballs don’t bounce forever. Energy is never lost, but takes new forms. Read and learn further about thermodynamics and entropy in this assignment.
Ununpentium
This year some of my students went to the Lawrence Livermore Lab which did the research to discover Livermorium. Another element has recently been discovered. Learn more about it with this lesson.