Learn about the regelation of ice in physics and chemistry. Get the definition and examples of regelation in daily life.
Physics
Get the atomic nucleus definition and facts, including a look at what is inside the nucleus of an atom and how big it is.
Atomic Nucleus Definition and Facts
Learn what a fluid is in physics and other sciences. Get the definition and see examples of fluids in everyday life.
Fluid Definition and Examples
Get the viscosity definition and examples. Learn about the viscosity of water and how it's calculated in science.
Viscosity Definition and Examples
Learn what an absolute or perfect vacuum means. Find out whether a perfect vacuum is possible and understand the reasons.
What Is a Perfect Vacuum? Is It Possible? Recently updated !
Learn about radioactivity. Get the definition and explore the types of radioactive decay. See the nuclear equations for decay.
Radioactivity and the Types of Radioactive Decay
A simple equation relates wavelength to frequency. See examples converting between wavelength and frequency for light and sound.
Wavelength to Frequency Calculation and Equation
Learn what vapor pressure is. Get a table of values and learn how to calculate vapor pressure. Know the vapor pressure of water.
Vapor Pressure – Definition and How to Calculate It
Learn the difference between ionizing and non-ionizing radiation. See the parts of the spectrum and risks for each type of radiation.