Natural rubber is a polymer derived from the latex of certain plants, most notably the rubber tree (Hevea brasiliensis). It is composed of repeating isoprene units, which give it its elastic properties.
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.