How Satellites Are Used for Remote Sensing | First Space Encyclopedia Grade 4 | Children's Astronomy & Space Books, livre ebook

Remote sensing is defined as the means of gathering information from mere observations. This means that there is no need to get in contact with the object being observed to gather information. Although the moon is also considered a satellite, the contents of this book will focus mainly on man-made satellites. Build up on knowledge with one key topic at a time. Start reading today.