Properties of Fresh and Sea Water
Students work with three stations to demonstrate the properties of water. They explore water's boiling point, freezing point, and its ability to store heat.
6th - 8th Science 23 Views 41 Downloads
Scholars build a simple filtration system to remove impurities from muddy water and rate the filtered water to a grade of clarity scale. The focus is on teamwork and problem solving. This lesson would be effective in your STEM curriculum...
3rd - 12th Technology & Engineering CCSS: Adaptable
The Effect of Dissolved Salt on the Boiling Point of Water
Explore the properties of solutions with a lab activity. Chemistry fans determine the boiling point of water, add salt to create a solution, and then repeat the process four more times. They design their own data table and then graph the...
7th - 12th Science
Save the Penguins: An Introduction to Thermodynamics and Heat Transfer
Heat things up in your physical science class with this interactive lesson series on thermodynamics. Through a series of class demonstrations and experiments, young scientists learn how heat is transferred through conduction, convention,...
3rd - 8th Science CCSS: Adaptable
Boiling Point Elevation and Freezing Point Supression
Have you ever wondered why cities in cold climates put salt on the roads to help keep ice from forming? In this chemistry video, Sal explains why the introduction of salt molecules suppresses, or delays, the formation of ice crystals...
14 mins 7th - 10th Science
Specific Heat, Heat of Fusion and Vaporization
Specific Heat, Heat of Fusion, and Vaporization are the concepts covered in this chemistry video. Sal takes students through exactly what happens to the molecules present in water as heat energy is added, and solid water changes to...
15 mins 7th - 10th Science
Winter Advisory: The Effect of Salt on the Freezing Point of Water
Why do we salt roads when they have ice on them? Middle school physical scientists experiment to find out that salt lowers the freezing point of water. This classic lab experiment has a practical application and is also designed to meet...
6th - 8th Science CCSS: Designed