DIY Homemade Solar Furnace -- Solar energy is free, and is always begging us to make use of it. Here is another great way you could make use of solar in your house. Why not build this diy homemade solar furnace to help heat your home this winter. Most of the materials for this project can be re-purposed or picked up at dump yards. The reminder should not cost you more than $50 at your local hardware store.
Use this fourth grade force, energy, and motion assessment as a quiz, test, or for review! This assessment matches Virginia's Standards of Learning, SOL 4.2 completely. Answer sheets included!Vocabulary covered include: friction, heat, motion, inertia, speed, force, energy, gravity, potential energy, kinetic energy, mechanical energy, heat energy, chemical energy, solar energy, gravitational energy, and Isaac Newton.
This wind power ebook is a comprehensive and easy to read guide to wind power. Renewable Energy Examples, Wind Powered Generators Also includes candid reviews of turbines currently being sold in the U.S. Solar Power Rebate, Wind Power For Home Use.