Curated OER
Computing the Net Force
Adorable little stick figures push and pull a cart of blocks to explain the push and pull of forces. Future physicists then define force and identify it in different situations on the learning exercise that follows. Concepts covered...
Curated OER
Ionocraft Lifter
Students explore the different types of lifters through a series of activities. In this physics instructional activity, students explain the mechanics involved in the lifter designs. They compare aluminum versus zinc lifters.