You matter, unless you multiply yourself by the speed of light ... then you energy. Presentation covers the behavior of light as both a wave and a particle, light versus sound, space travel, why objects have colors, depth perception,...

First exploring the facts about the John F. Kennedy assassination, this impressive presentation dismantles many popular conspiracy theories about that fateful day. From Jack Ruby's motives to "the magic bullet" to Fidel Castro, the...

What's the difference between the main idea of a text and the topic? Take kids through the process of literary analysis with a presentation about finding the main idea and supporting details. Additionally, it guides learners through...

Several slides compare different temperature scales. Thermal expansion, heat transfer, and Maxwell speed distribution are also explored. The last two slides seem unrelated to the topic of heat, but are easily left out of this otherwise...

An incredibly colorful PowerPoint presents all the facts and definitions about waves that you could need for beginning physical scientists. There are several useful links to online animations of wave action. This may have been produced...

Most of the twenty slides in this presentation include photographs or diagrams, making it an eye-catching way to teach about infrared telescopes. The pros and cons of using infrared light to study outer regions of space are explained....

In this government PowerPoint, students view an increasingly larger portion of a photograph of the U.S. Congress as they receive clues about the picture's subject matter. This PowerPoint riddle and photograph format provides an...

More extensive than just a general overview of digestion and reactions, this slide show gives information about all areas of enzyme function.  Topics like the chemistry behind efficiency of enzymes, factors that affect speed of...

Starting with a recap of atomic structure, these slides continue by comparing different isotopes of uranium and explaining which are stable and which have a decay period and emit alpha or beta particles. Gamma decay is just mentioned on...

The PowerPoint opens with video footage of the decomposition of nitrogen triiodide and then explains it with diagrams. Graphs of exothermic and endothermic reactions are exhibited, as well as one for the effect of a catalyst on reaction...

Moving from its definition to how it moves and its different types, scholars see different examples and then move into its application and use in everyday lives, in an energy-based presentation.   

The format of the introduction and conclusion paragraphs in an expository essay are the focus of short presentation that details how to craft these all-important sections of a paper. No specific examples are included.

A slideshow illustrating the science of matter from its properties, states, and classification to mixtures and the Periodic Table of Elements.