Get the definition of matter in science and see examples of different forms of matter. Contrast matter with dark matter.| Science Notes and Projects
Learn about the number zero. Get the definition and interesting zero facts and learn about its history and role in math.| Science Notes and Projects
Get the definition of kinetic energy in physics. See examples of kinetic energy and learn how it's different from potential energy.| Science Notes and Projects
Get the absolute temperature definition in chemistry and physics. See which scales are absolute temperature scales and view unit conversions.| Science Notes and Projects
Learn about a nebula in astronomy. Discover what a nebula is, types of nebulae, and their role in a star's life cycle.| Science Notes and Projects
Learn what temperature is in science. Get the temperature definition, units, and examples and see how it differs from heat.| Science Notes and Projects