Get facts about the planet Mercury. Learn about its orbit, temperature extremes, and atmosphere. Discover whether life on Mercury is likely.| Science Notes and Projects
Learn about escape velocity in physics. Get the escape velocity definition and formula and see the speeds for the Earth, Moon, and planets.| Science Notes and Projects
Discover what causes earthquakes, what an earthquake is, their different types, and how they are measured. Get free earthquake resources.| Science Notes and Projects
Learn about the solar system in astronomy. Get its definition, discover the planets in order, and get interesting facts.| Science Notes and Projects
Learn about Newton's laws of motion. Learn about the three laws and get examples of each law in everyday life.| Science Notes and Projects
Learn what gravity is in physics and astronomy. Get the definition, formulas, and table of gravity on other planets.| Science Notes and Projects
Learn about the Coriolis effect and Coriolis force. See how the effect works, where it is strongest/weakest, and how to see it for yourself.| Science Notes and Projects
Learn about convection as a heat transfer process. Get its definition and examples. Discover types and applications of convection.| Science Notes and Projects
Explore Newton's first law of motion. Get examples, the formula and derivation, and worked physics problems.| Science Notes and Projects
Learn about centrifugal force in physics. Get the definition, formula, examples. Discover how it differs from centripetal force.| Science Notes and Projects
Get the definition of a force in science. See the units and get examples, including the four fundamental forces.| Science Notes and Projects