The tension of the 236 strings in a grand piano exert a combined force of 20 tons on the cast iron frame. The presentation includes topics such as work, forms of energy, conservation of energy, gravitational and elastic potential energy,...

Planning a physics unit on energy can take a lot of work, luckily this instructional presentation is here to help. Covering everything from work and energy to elastic collisions and the conservation of momentum, this comprehensive...

Reduce the work it takes to plan a physics lesson on energy with the help of this instructional presentation. Beginning with clear explanations of kinetic and potential energy, this resource continues on to familiarize young...

This machines PowerPoint reviews effort and force in relation to work and informs students about different types of machines and the different ways forces are applied and how they work to increase efficiency.