Energy: Light, Heat, & Sound covers these concepts:
- energy can move and change things
- energy exists in many forms
- light is energy you can see
- light moves in a straight line
- light can pass through some materials and is stopped by other materials
- light can be controlled by blocking a light source
- heat is energy you can feel
- heat can cause things to move and change
- heat travels from warm objects to cold ones
- heat can be controlled by containing it
- sound is energy you can hear
- sound energy is created by vibrating objects
- sound travels at different speeds through different materials
- sound can be controlled by changing the length of, or directing, sound waves
- light, heat, and sound can move and change matter
A variety of engaging activities present the concepts in ways that students can understand. Each concept presented includes:
- teacher directions for lessons
- reproducible resource pages such as sets of picture cards, minibooks, and lab sheets to record the results of hands-on investigations
