Learn what sand is, its composition, where it comes from, its uses, and whether it's a renewable resource.| Science Notes and Projects
Learn what a mineral is in geology and other sciences. Get the mineral definition and examples and learn about mineral properties and types.| Science Notes and Projects
Learn about the water cycle or hydrologic cycle in Earth science and geography. Get a water cycle diagram and discover the steps involved.| Science Notes and Projects
Learn about rivers in geology. Get the river definition, learn how one forms, get examples, and discover interesting facts.| Science Notes and Projects
Get renewable energy examples. Learn the pros and cons of each type of energy and whether it is carbon neutral or carbon zero.| Science Notes and Projects
Learn about nuclear fission. Get the definition, examples of both spontaneous and induced fission, and its difference from fusion.| Science Notes and Projects
Learn about erosion in geology. Explore its definition, types, causes, and impact both by and on human activities.| Science Notes and Projects
Get uranium facts. Learn about the properties, uses, biological effects, and sources of element atomic number 92.| Science Notes and Projects
Get fossil fuel examples and learn about the uses of different forms of fossil fuels. See the two main concerns with this energy source.| Science Notes and Projects
Learn about nuclear fusion. Get the definition and examples of both natural fusion in stars and artificial fusion for weapons and energy.| Science Notes and Projects