demonstrate that repeated investigations may increase the reliability of results; and
A science experiment which investigates the relationship between multiple forces acting on a single object in various ways.
A worksheet for recording data about magnetic flux lines observed in a classroom demonstration.
A science investigation in which the students investigate how to use thrust force to increase the speed of a model car.
A science experiment which investigates the buoyancy of different objects when placed in water.
A science experiment which explores the sun as a heat source.
A science experiment which explores the structural adaptation of blubber.
A 60-minute lesson designed to investigate the relationship between force and the resulting speed of an object.
A 60-minute lesson in which the students investigate how moving objects in different ways affects the strength of friction force.
A 60-minute lesson in which the students investigate the forces involved in throwing, dropping, bouncing, and rolling, and how they affect an object.