Exam: GRE (Verbal)

Definition: The ability of an atom to form covalent bonds by sharing electrons with other atoms.

Example: The covalency of carbon allows it to bond with many different elements.

Definition: Relating to a type of chemical bond where atoms share pairs of electrons.

Example: Water is formed by covalent bonds between hydrogen and oxygen atoms.

Definition: In a way that involves the sharing of electron pairs between atoms to form a chemical bond.

Example: The two atoms are bonded covalently, sharing electrons to achieve stability.

Definition: A statistical term that describes how two random variables change together. It shows whether increases in one variable tend to be associated with increases or decreases in another variable.

Example: In statistics, covariance is used to determine the relationship between two variables.

Definition: Describing something that changes in relation to another variable while maintaining a specific relationship between them.

Example: In physics, the equations are covariant, meaning they hold true under transformations of the coordinates.

Definition: A variable that may influence or predict the result being studied, often used in statistical analysis.

Example: In the study, age was considered a covariate that could affect the results.

Definition: The way in which two or more things change together or vary in relation to each other.

Example: The study examined the covariation of temperature and humidity over the summer months.

Definition: To change or vary in relation to another variable, often in a way that suggests a relationship between them.

Example: In statistics, two variables may covary, indicating that when one changes, the other tends to change as well.

Definition: A formal agreement or promise made between two or more parties that is legally binding.

Example: The two countries signed a covenant to promote peace and cooperation.

Definition: To make a formal agreement or promise, often in a legal or religious context.

Example: They decided to covenant to support each other in their endeavors.

Definition: Relating to a formal agreement or promise between two or more parties.

Example: The church's teachings are based on a covenantal relationship with God.