Norwich Institute for Language Education
Simple Machines
Planning a unit on simple machines? Save some time and energy with this collection of lessons and activities that explores how these devices are used in the real world to make life a little easier.
Urbana School District
Energy, Work, Simple Machines
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,...
Mr. E. Science
Work and Machines
What would you be if you were attached to another object by an inclined plane wrapped helically around an axis? In this fourth presentation that covers work and simple machines, young physicists look at Newtons and Joules as...
University of California
Work, Energy, Power, Momentum
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...