With bullying affecting approximately one in five children, and an increase in bullying on social media, it remains a frighteningly common issue for children growing up today. Written in a young adult fiction style, Be Bully Free gives the recipient of bullying direct and practical advice to help empower them and take back control of their situation. The advice is grounded in real world, everyday bullying scenarios and additional information is provided to help children in a range of well-being...
Radiometric Tracking Techniques for Deep-Space Navigation focuses on a broad array of technologies and concepts developed over the last four decades to support radio navigation on interplanetary spacecraft. In addition to an overview of Earth-based radio navigation techniques, the book includes a simplified conceptual presentation of each radiometric measurement type, its information content, and the expected measeurement accuracy. The methods described for both aquiring and calibrating...
