The scientific method has been used extensively since the 17th century as a process by which scientists "do science" in the real world. It has been used to discover many incredible things about the world around us. The scientific method is a constant process: one discovery can lead to many more questions which, when investigated, can lead to more answers. In addition to a summary of the key steps of the scientific method, there are suggested activities to get your students engaged in thinking about science in the real world.
The solar system is a grouping of eight planets and many other objects that are bound together by gravity. At the center of our solar system is a star, the Sun. Our solar system is one of billions in the universe, but is unique in the fact it is the only one we know of that contains life. Each planet has different characteristics that make it uninhabitable for humans, except, of course, Earth.