noun a state or condition in which a person or object experiences a lack of weight or gravitational force
Weightlessness is a key factor in space exploration, as astronauts experience this condition during space missions.
Weightlessness is a state experienced by objects or individuals when they are in free fall or in orbit, where the gravitational force acting on them is effectively zero.
Weightlessness is studied in biomechanics to understand how the lack of gravitational force affects human movement and physiology.
Weightlessness can have significant impacts on the human body, including muscle atrophy and bone density loss.
In the field of astronautics, weightlessness is a crucial concept for understanding the behavior of objects and individuals in space environments.
In science fiction writing, weightlessness is often used to describe the feeling of being in space or experiencing zero gravity.
Psychologists may use the concept of weightlessness as a metaphor for feeling unburdened or free from emotional baggage during therapy sessions.
Astronauts experience weightlessness in space due to the lack of gravitational force, requiring them to adapt to a new environment and perform tasks in a different way.
Physicists study the effects of weightlessness on objects and living organisms to understand the principles of gravity and motion in space.
Engineers design spacecraft and equipment that can function effectively in a weightless environment, considering factors such as stability, propulsion, and navigation.