EDVAC (Electronic Discrete Variable Automatic Computer) was an early computer that was one of the first to use the binary number system to represent information. This lecture is a brief presentation of the EDVAC.

A lengthy page covering most all the gas laws. Each law is described in words and stated as an equation. The use of each law in solving problems is demonstrated. Some problem-solving tips are provided. There are 23 practice problems with...

Play around with the variables involved in rainbows. We know we usually see rainbows following a rain shower. What's the science behind it? Find out with this interactive.