Scientists have classified forces into different kinds. Learn more about friction, applied forces and normal forces and how they work on the Earth and in the universe. Science Trek is available to ...

Introduction Are you any good at hula-hooping? If not, don’t worry—you can do this fun project without any hula-hooping experience. You will examine some of the fascinating physics behind hula-hooping ...

Physics, particularly forces and motion, can be challenging. By observing everyday motion, conducting simple experiments, and understanding Newton's laws in plain language, the concepts become more ...