Young scholars plan, design, and carry out an experiment to determine an empirical formula for a hydrated salt X that tell students when all the water has been removed from hydrate crystals.
9th - 12th Science 3 Views 6 Downloads
NASA Engineering Design Challenges - Spacecraft Structures
What kind of design challenges are there in building structures to support rocket engines? The unit takes design teams through the process of building the lightest possible thrust support structure that can withstand the necessary forces...
6th - 9th Science
The Solubility of a Salt in Water at Various Temperatures
Why do sharks swim in salt water? Because pepper water makes them sneeze! An educational lesson allows young chemists to test the solubility of different types of salt at various temperatures. Groups create a graph using data from...
9th - 12th Science CCSS: Adaptable
Convalent Networks, Metallic, and Ionic Crystals
If you've ever wondered why crystals are so strong and hard, Sal does a fine job of explaining, in chemistry terms, why this is so. Crystals are great examples of covalent networks; which are the strongest and hardest substances in the...
9 mins 7th - 10th Science