in dissolved state, it is called water hardness. Know more on. Aromatic Hydrocarbons: Aromatic hydrocarbon is a type of hydrocarbon compound, which has at least one structural ring of 6-carbon atoms. A sudden increase in the brightness of a star by a factor of more than hundred is known as nova. Mass Number: The number of neutrons and protons present in the nucleus of an atom is added together to give its mass number. Polymerization: The process where the smaller units of molecules are combined to form a large three-dimensional structure of polymer chains is called polymerization. It is mandatory to procure user consent prior to running these cookies on your website. Unit Cell: A simple arrangement of atoms or molecules which is repeated to develop a solid crystal structure is called a unit cell. Get access risk-free for 30 days, Reproduction - The process by which a new organism is produced. Structural Formula: When the structure of the molecule of a compound is represented in the graphical form, it is called a structural formula. Ion: An atom or a molecule carrying an electric charge is called an ion. There is increase in energy of the object due to work. Radioactive Dating: A method used for calculating the age of various naturally occurring or man-made ancient objects, with the help of the half life constant of the radioactive element present in them. The growth movement of a plant or fungus towards gravity is known as geotropism. pH Scale - Technically, the pH scale measures hydrogen ion concentration. Endothermic Reaction: A type of chemical reaction which absorbs heat energy during the process. The bodies tendency to rotate under an applied force is known as Torque. This everything includes energy, matter, stars, the planets, galaxies, and the contents of intergalactic space. •Optical Light The light that is detected by the human eye having a wavelength of 4000 and 7000 angstroms is known as optical light. Necessary cookies are absolutely essential for the website to function properly. So, pH is used to measure the hydrogen ion concentration. Photochemistry: The study based upon the chemical reactions that occur with the help of light is known as photochemistry. Copyright © Science Struck &, Inc. Einstein had stated the lambda as his biggest error. This website uses cookies to improve your experience. Alkaline Earth Metals: Elements which belong to Group IIA of the periodic table. The first part of the alimentary also known as the mouth is called the buccal cavity. A solution with a pH of 14 is classified as completely _____. Know more on. Remember that electrons are negatively charged particles. Its atomic number is 70 and is denoted by the chemical symbol Yb. What are the different branches of chemistry? Know more on. Ideal gas law evaluates the behavior of various gases by establishing the relation between the variables like pressure, volume and temperature of a gas. The tail made of gases and dust particles that surrounds a comet is known as coma. Aliphatic: An organic compound in which the Carbon atoms are bonded together in the form of a chain. If hydrogen ions can easily disassociate from a chemical, then those hydrogen ions can react with other chemicals more easily. The sediments found on lunar highland surface, that are composed of broken rocks and mineral fragments is known as the highland soil. Tyndall Effect: When a ray of light passes through a colloidal substance, it gets scattered by the tiny, suspended particles of the colloid. courses that prepare you to earn Free Energy, Gibbs Free Energy: In a thermodynamic system with constant temperature and pressure, free energy or Gibbs free energy is the measure of the total amount of energy that can be utilized for doing useful work. Photon: A primary particle that forms the basic unit of various forms of electromagnetic radiations, including light. Read more on. D -Transition elements (metals): Elements that have incomplete d-orbitals and belong to the d-block of the periodic table. Voltaic cells generate electricity with the help of chemical reactions. When an object having magnetic or electrical properties produces similar properties in another object near it is known as induction. Moderator: In a nuclear reactor, a moderator is an intervening substance that helps in bringng down the speed of fast-moving neutrons during nuclear fission. Charle’s Law: Charle’s law established a relation between the volume and temperature of gaseous substances. The force exerted by electric current on other electric currents is known as magnetism. One byproduct of photosynthesis is oxygen. Terminology is a general word for the group of specialized words or meanings relating to a particular field, and also the study of such terms and their use. Nucleus - Organelle that contains the chromosomes. The expressions are represented by symbols and are separated into left and right sides that is joined by an. It is the number of particles present in one mole of any substance. The supposed repulsion force value that is may contribute to the expansion of universe and first predicted by Einstein in 1917 is known as Einstein Cosmological Constant. The structure located on the brain stem, above the medulla, below the mid brain and anterior to the cerebellum in humans and other bipeds, is known as pon. Magnetic Quantum Number (mc): The magnetic quantum number of an atomic orbital gives an account of its orientation in space. This handy list of basic science terms, culled from the University of Berkeley science glossary, can help you get through any homework assignment or project, big or small. Olefin Fiber: A large chain of hydrocarbon compounds prepared by polymerization of alkenes. (Citrus fruit and vinegar are both acids.). Vulcanization: A special chemical process, where rubber is treated with sulfur and other chemical substances under high temperature, so that they combine with the rubber to enhance its strength and elasticity is called vulcanization. Working Scholars® Bringing Tuition-Free College to the Community. The freezing point of water on the Kelvin scale is -273 K and boiling point of water is 373 K. The spherical region of the outer solar system that has a population of ‘ice dwarfs’ is known as the Kuiper Belt. Valence Shell Electron Pair Repulsion (VSEPR) Theory: Valence shell electron pair repulsion (VSEPR) theory is a model that deals with the shape that a molecule acquires after the formation of a chemical bond. Know more on, The totality of everything that exists is known as Universe. The rotation of Earth is the time taken to complete one revolution is an example of period. Know more on. This is where the RNA is hybridized to a radioactive probe. Valence Shell: The outermost electron orbit of an atom is known as valence shell. Know more on. A concept based on scientific laws and axioms (rules assumed to be true and valid) where general agreement is present. How do you calculate the percent ionic character of a chemical bond between calcium and oxygen? Kinetic energy - Kinetic energy is the energy something has when it's in motion. Atomic weight - The atomic weight is the average weight of an atom. The substances through which the movement of light takes place like air, water, glass, etc. The scale of measurement of temperature where the water freezes at 32° F and the boiling point of water is 212° F at standard pressure. The bending or deflection of a wave path of light or sound when passing through one medium to another, is known as refraction. Electron: Electron is a negatively charged subatomic particle that revolves around the nucleus of an atom. The region near a magnet that is influenced by the forces given off by the magnet is known as magnetic field. This is also known as terminology science. There are a common set of rules known as protocols that are to be followed by all computers for communication. Medicinal Chemistry: Definition & Research, Quiz & Worksheet - Basic Chemistry Vocabulary, Over 83,000 lessons in all major subjects, {{courseNav.course.mDynamicIntFields.lessonCount}}, Significant Figures and Scientific Notation, Chemistry Lab Equipment: Supplies, Glassware & More, States of Matter and Chemical Versus Physical Changes to Matter, Chromatography, Distillation and Filtration: Methods of Separating Mixtures, Accuracy vs.