Holt Science Spectrum: Physical Science with Earth and Space Science Math Skills Workbook Holt Science Spectrum®: Physical Science and Physical Science with Earth and Space Science Holt's introductory physical science program integrates chemistry, physics, Earth science, space science, and applied mathematics and emphasizes the important connections between these subjects. Grades: 9-12 Material Type: Resource Materials Format: Softcover, 136 Pages ISBN-13/EAN: 9780030936227 ISBN-10: 0030936225 Product Code: 1159672 National/State: National Copyright Year: 2008