Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Powder is a collection of single solid particles, which in most cases may be considered a basic unit. Powder is typically comprised of solid particles, interparticle voids, as well as open and closed ...

Units for measuring such as metres, kilograms and litres are covered in Metric Units and are examples of single units. Compound units at M1 covers speed, heart rate and fuel economy. Density is a ...

Yes, it's true that I have pondered the price of Lego bricks before, by looking up the cost and number of pieces in various sets. Here is the data, and a link to my original analysis. I arrived at a ...

Because the Moon lacks both a substantial atmosphere and a global magnetic field, it is particularly vulnerable to solar ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

This observation would provide scientific insight into the understanding of the lunar exosphere and space weather effects on ...