Curated OER
Solutions and Suspensions
Students explore matter by conducting an in class demonstration. In this liquid mixture lesson, students identify the difference between a solution in which a solid dissolves into liquid, and a suspension where the solid doesn't dissolve...
Curated OER
What is Matter?
Students investigate what matter is and how it changes states. In this physical properties lesson, students examine the vocabulary database and identify the characteristics of the three phases of matter. Students perform a...
Curated OER
It's a Matter of Space
Learners explore matter. In this physical science activity, students role play the 3 states of matter forming "liquid" molecules and "solid" molecules with teammates. Learners perform an experiment in which the result illustrates that...