This demonstration/activity involves the safe production of oxygen, hydrogen, and carbon dioxide gases, as well as the appropriate results for tests used to identify these gases.
In this unit plan, students learn to name the six different kinds of simple machines and how they make work easier and more enjoyable for people. They will also learn to design, build and test an... read more
Categories: Lab/Student Activity
In this activity, students will be analyzing a soil sample taken from a mining site and testing if for its acidity and dissolved metal contaminants. They will design a filtration system to remove the... read more
Physical changes that involve liquids and aqueous solutions can be studied using a polystyrene calorimeter like the one shown in Figure 1. Such materials can be applied to practical thermochemical... read more