Related Experiment Video

Updated: Sep 29, 2026

Human Egg Maturity Assessment and Its Clinical Application
08:51

Human Egg Maturity Assessment and Its Clinical Application

Published on: August 19, 2019

Unmarried cohabitation in Czechoslovakia

I Mozny, L Rabusic

    Czechoslovak Sociological Review
    |August 1, 1992
    PubMed

    Keywords:
    Consensual UnionCzechoslovakiaDeveloped CountriesEastern EuropeEuropeMarriageMarriage PatternsNuptialityRemarriage

    More Related Videos

    Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses08:55

    Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

    Published on: June 7, 2018

    Methods of Pairing and Pair Maintenance of New Zealand White Rabbits (Oryctolagus Cuniculus) Via Behavioral Ethogram, Monitoring, and Interventions10:00

    Methods of Pairing and Pair Maintenance of New Zealand White Rabbits (Oryctolagus Cuniculus) Via Behavioral Ethogram, Monitoring, and Interventions

    Published on: March 16, 2018

    Related Concept Videos

    Equivalent Couples01:28

    Equivalent Couples

    In mechanical engineering, the concept of equivalent couples plays a crucial role in understanding and analyzing various mechanical systems.
    Two couples are considered to be equivalent if they produce the same rotational effect on a rigid body. In other words, the two couples have the same magnitude and act in the same direction, causing the same angular displacement or acceleration in the body.
    For instance, consider two couples lying in the plane of the page, with one having a pair of equal...
    Couple01:29

    Couple

    A couple is a pair of parallel forces equal in magnitude but in opposite directions. The forces are separated by a perpendicular distance, known as the couple's arm. The couple causes a rotation force or moment that rotates the body about an axis perpendicular to the plane of the forces. The resulting moment is referred to as the couple moment. The SI unit of a couple moment is the Newton-meter (N-m).
    A typical example to understand this concept is tightening a bolt with a lug wrench. A force...
    Couples Therapy01:26

    Couples Therapy

    Couples therapy is a therapeutic approach designed to help individuals in intimate relationships address conflicts, improve communication, and foster healthier dynamics. It is appropriate for couples at various stages, including those who are dating, married, or in long-term partnerships, and aims to support partners in navigating their unique relational challenges.
    Core Principles and Techniques
    Couples therapy often incorporates cognitive-behavioral principles to identify and modify negative...
    Work of a Couple Moment01:12

    Work of a Couple Moment

    Mechanical engineering involves the study of motion, energy, and force, and is concerned with designing, manufacturing, and maintaining mechanical systems. One important concept in this field is the couple moment, produced by two equal and opposite forces acting at two points in a rigid body separated by a certain distance.
    When the rigid body undergoes a differential displacement due to a couple, its motion can be divided into two parts: equal translation of the two points to their final...
    Relationship Formation02:12

    Relationship Formation

    What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
    Companionate Love01:27

    Companionate Love

    Companionate love is a fundamental aspect of long-term relationships, characterized by deep affection, mutual respect, and emotional intimacy. Unlike passionate love, which is driven by intense emotions and physical attraction but often declines over time, companionate love remains stable and can even strengthen with shared experiences and commitment. Psychological and biological mechanisms underpin this enduring form of love, influencing relationship longevity and satisfaction.Stability and...