So, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow...

Lots of geological forces need to come together for continents to form, but they all require one ingredient: water.

Sugars aren’t just for munching and crunching, they also make up our genetic code! So what does it mean to find sugars INSIDE meteorites?

Discover the unique properties of silicon, which is found in many things from sand to computers.



Chemistry - Periodic Table - Learni

ng Points.

Silicon is

a metalloid element.

Silicon is found in...

Structure Of The Earth & Its Different Layers | Environmental Chemistry | Chemistry | FuseSchool Learn the basics about Structure of the Earth and the composition its different layers. How was the Earth created? What elements is it made...

This video explains the formation and identification of minerals. Major mineral groups, basic crystal systems, the physical properties of minerals, and everyday uses of minerals are discussed. Other terminology includes: inorganic,...

Upon viewing the Minerals video series, students will be able to do the following: Define minerals as naturally occurring solids that have a definite chemical makeup and crystal shape. Explain that a crystal is made of particles that...