Discusses the concept of force and how the earth's gravity determines an object's weight. Introduces devices used to measure weight.
- ISBN10 0531140822
- ISBN13 9780531140826
- Publish Date 1 October 1990
- Publish Status Out of Print
- Out of Print 7 August 2012
- Publish Country US
- Imprint Franklin Watts
- Format Hardcover
- Language English