Law of Cosines example problems showing how to derive the law and how to use it to find the lengths of the sides or angles of a triangle.
Science Notes Posts
Choose from a large collection of printable periodic table PDF files. Included are color periodic tables, black and white tables, blank tables, and a wide selection of specialty tables. We also have a selection of periodic tables in other languages besides English. These tables use the latest (2019) data from […]
Periodic Table PDF – 2019 Edition With 118 Elements
73 This is a list of words made from periodic table element symbols. Each element has a one- or two-letter symbol. An enormous number of words are possible, so if you have an addition to make to the list, feel free to post a reply. You can print the element symbol […]
List of Words Made from Periodic Table Element Symbols
Transportable laboratories known as mobile drug labs or rolling meth labs are used to synthesize the stimulant methamphetamine. The reason the lab is mobile is to evade detection. Meth labs release toxic vapors and produce a significant amount of trash, so having one in a fixed location makes it easier […]
What a Meth Lab Smells Like
School is in session. This periodic table wallpaper looks like a teacher with exceptionally neat handwriting drew a periodic table on the chalkboard.
Chalkboard Periodic Table Wallpaper
This example problem will show how to use the simple pendulum formula to find the length of a pendulum for a known period.
Simple Pendulum Example Problem – Find the Length of a ...
Alchemy is the philosophy and natural science that predates the modern science of chemistry. The word “alchemy” comes from the Arabic word al-kimia. Al kimia is the name of the ancient Egyptian process used to make the Philospher’s Stone or Elixir. Originally, kimia came from the Coptic work khem, which […]
Alchemy Symbols and Their Meanings
Alchemy Definition Several definitions of alchemy exist. Originally, alchemy was an ancient tradition of sacred chemistry used to discern the spiritual and temporal nature of reality, its structure, laws, and functions. Alchemy is often considered a predecessor to the modern science of chemistry. The word alchemy comes from the Arabic […]
What Is Alchemy? Definition
A short example problem showing how to calculate the period of a simple pendulum.