Science Worksheets and Study Guides Seventh Grade. Work and machines

The resources above correspond to the standards listed below:

Connecticut Standards

CT.7.1. Energy Transfer and Transformations: Energy provides the ability to do work and can exist in many forms. a) Work is the process of making objects move through the application of force. b) Energy can be stored in many forms and can be transformed into the energy of motion.
7.1.2. Calculate work done on an object as force or distance varies.
7.1.3. Explain in writing how the six simple machines make work easier but do not alter the amount of work done on an object, and demonstrate how everyday objects function as simple machines
7.1.4. Determine ways to modify a simple machine (inclined plane, pulley and lever) to improve its mechanical advantage.
7.1.6. Design and create a working compound machine from several simple machines.