Instructional Video7:28
Bozeman Science

Solids and Liquids

12th - Higher Ed
In this video Paul Andersen compares and contrasts the properties of solids and liquids. Solids have a more organized structure which can either be amorphous or crystalline. In liquids the intermolecular forces are lower and so the...
Instructional Video5:20
PBS

Career Connections | HVAC Lab Technician

6th - 12th
The job of the HVAC Technician (Heating, Ventilation, and Air Conditioning) is to prevent havoc when moving air between indoor and outdoor areas, as well as with heating and cooling buildings, for keeping things not too hot and not too...