An insulator is a material or substance that does not easily allow the flow of electricity or heat. Insulators are an important concept in science and technology, as they play a crucial role in controlling the flow of energy in various systems.
Reading Standards for Literacy in Science and Technical Subjects
Craft and Structure
Determine the meaning of symbols, key terms, and other domain-specific words and phrases as they are used in a specific scientific or technical context relevant to grades 6-8 texts and topics.