Curated OER
Ping!
Seventh graders study side-scan sonar and discover how it can be used to locate objects underwater. They complete a sonar simulation activity in which they create and map mystery landscapes inside shoeboxes.
Curated OER
Sonar Simulation
Students compare and contrast side-scan sonar to other methods used to find objects underwater. In this underwater search lesson, students describe side-scan sonar and make inferences about the topography of an unknown landscape. This...
Curated OER
Hardwood Lumber
Students explore hardwood tree products and compare hardwood and softwood trees. They compare and contrast hardwood and softwood leaves and read a flier. After reading they solve equations related to how much feet of board would be...
Curated OER
Fluid Friction
Students, using wood blocks and model boats, investigate how the shape of an object affects friction it encounters as it is drawn through a towing tank.