Use a model to describe how light is required to make objects visible. Summarize how Illumination could be from an external light source or by an object giving off its own light.
Waves and Their Applications in Technologies for Information Transfer
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Describe how the colors of available light sources and the bending of light waves determine what we see.
Use tools and materials to design and build a device to understand that light and sound travel in waves and can send signals over a distance.
Design an investigation to demonstrate how different forms of energy release heat or light.
Identify the sun as the source of heat and light.
Identify different forms of energy, such as heat, light, and chemical.