Explore how heating and cooling iron, brick, and water adds or removes energy. See how energy is transferred between objects. Build your own system, with energy sources, changers, and users. Track and visualize how energy flows and...

Students learn that fossil fuels release energy when they are burned, and this takes the forms of light, heat, gases, etc. In this instructional activity they explore combustion with a candle and with sugar. The instructional activity...