Learn about the difference between carats and karats as the terms apply to gemstones and gold and the origin of the words.

# Monthly Archives: September 2016

Winners of the Nobel Prize are awarded a Nobel prize medal, an elaborately decorated diploma, and a variable amount of award money. Have you ever wondered whether the golden medal is really gold or how much it’s worth? Here are interesting medal facts to answer your questions. Chemical Composition of […]

## Nobel Prize Medal Facts

This Halloween periodic table wallpaper will help you scare up a few facts about the elements. Facts like the atomic number, element symbol, name, and atomic mass are listed in Halloween themed icons to represent the element groups. This table also includes the proposed names and symbols for elements 113, […]

## Halloween Periodic Table Wallpaper with 118 Elements

Linear functions are functions where the solution forms a straight line. This worksheet will give you a chance to practice graphing these functions. The equations included in this worksheet are all simple equations where the graph will fit on the included 10×10 grid. Download the PDF and sketch the graph […]

## Graphing Linear Functions Practice Worksheet

The 2016 Ig Nobel Prize recognizes scientific research that makes you laugh, but then makes you think. While possibly less prestigious than the Nobel Prize, winners can take satisfaction in knowing their hard work raises interest in science around the world. The theme of the 26th First Annual Ig Nobel […]

## List of the 2016 Ig Nobel Prize Winners

Slope intercept form is a function of a straight line with the form y = mx + bwherem is the slope of the line andb is the y-intercept. Slope refers to how steep the line changes as the values of x change where the y-intercept is where the line crosses the […]

## Slope Intercept Form – Equation of a Line Example

Have you ever noticed the sun seems to rise and set faster around spring and fall or near the equator? For that matter, sunrise and sunset take longest in the summer and winter. It’s not your imagination. The amount of time (minutes) it takes for the sun to rise above the […]

## Why the Sun Rises and Sets Fastest at the Equinox

What is slope? Simply put, slope refers to the steepness of a line. The larger the slope, the steeper the line. Slope is often referred to as ‘rise over run’ because it is calculated by the change in the vertical (rise) divided by the change in the horizontal (run). When […]

## What Is Slope? How to Find the Slope of a ...

This printable periodic table is poster-sized (60 inches across). It features all 118 element names (yes, you’ll find nihonium, moscovium, tennessine, and oganesson on it), with the element symbols, atomic numbers, and atomic weights. It is, in fact, our popular 2016-2017 colorful periodic table, except the background is the incredible […]