specific instance of something happening

the study of heat, light, and other forms of energy and how they affect objects

a device that receives information; in physiology: a nerve ending that changes stimuli into impulses

a substance, situation, or environment in which something has its origin - in math: an arrangement of numbers in rows and columns

country or settlement controlled by another country

object used for hitting a ball in various games

Having importance; showing someone's intention

containing information, statements, or beliefs that do not agree with one another

concerning numbers and equations

in a way that is larger, greater or has more power than others