This screencast shows how blood droplets are held together by a strong cohesive molecular force that produces surface tension in each drop and on the external force. Surface tension pulls the surface molecules of a liquid toward its interior, decreasing the surface area and causing the liquid to resist penetration.
Users read about how course competencies relate to program outcomes. They listen to the testimonies of three students who describe learning activities that prepared them for the world of work. In a matching exercise, learners distinguish between course competencies and program outcomes.