Figuring out how far away something is and how long it will take to get there involves understanding speed, acceleration, and distance. Readers get an introduction to these concepts and learn about... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.