About our used conditions ratings:

·Like New: An apparently unread copy in excellent condition. The dust cover is intact, and the pages are clean and not marred by notes or folds of any kind.

·Very Good: A copy that has been read, but remains in excellent condition. May have writing on the inside cover but pages are unmarred.

·Good: A copy that has been read, but remains in clean condition. All pages and covers are intact. The spine may show signs of wear. Pages can include limited notes and highlighting, and the copy can include "From the library of" labels or previous owner inscriptions.

Are heat and energy the same? Does a ball held above the floor have energy? Can light be changed to heat? Readers can answer these questions by completing fun and simple experiments. Through these unique experiments, they'll discover the different types of energy and how energy can be changed. Ideas for creating unique experiments for the science fair are included. This book supports the National Science Education Standards for K-4 Physical Science.

0.65 pounds