Scientific explanations emphasize evidence. Science advances through legitimate skepticism. Asking questions and querying others' explanations is part of scientific inquiry. Scientific investigations sometimes result in new ideas for study or generate new methods for investigation. Transfer of energy Energy is a property of many substances and is associated with heat, light, and electricity.
Energy is transferred in many ways.
Electrical circuits provide a means of transferring electrical energy when heat, light, sound, and chemical changes are produced. Science and Technology Abilities of technological design Identify appropriate problems for technological design. Implement a proposed design. Evaluate completed technological designs or products. Communicate the process of technological design.