Six Degrees of Freedom
The motion of a ship at sea has the six degrees of freedom of a rigid body, and is described as:
Translation:
- Moving up and down (heaving);
- Moving left and right (swaying);
- Moving forward and backward (surging);
Rotation
- Tilting forward and backward (pitching);
- Turning left and right (yawing);
- Tilting side to side (rolling).
The trajectory of an airplane in flight has three degrees of freedom and its attitude along the trajectory has three degrees of freedom, for a total of six degrees of freedom.
Read more about this topic: Degrees Of Freedom (mechanics)
Famous quotes containing the words degrees and/or freedom:
“By degrees we may come to know the primitive sense of the permanent objects of nature, so that the world shall be to us an open book, and every form significant of its hidden life and final cause.”
—Ralph Waldo Emerson (18031882)
“None can love freedom heartily, but good men; the rest love not freedom, but licence.”
—John Milton (16081674)