You searched for: “mechanics
mechanics
A branch of physics concerned with the study of bodies in motion.
Word Entries containing the term: “mechanics
celestial mechanics
1. The study of the motion of celestial bodies under the influence of gravitation from one or more other bodies.
2. The branch of astronomy that deals with the calculation of the orbits of celestial bodies, their gravitational attractions; such as, those that produce the earth's tides.

It also refers to the orbits of artificial satellites and space probes and is based on the laws of motion and gravity laid down by Isaac Newton (English mathematician, 1642-1727, and physicist; remembered for developing the calculus and for his law of gravitation and his three laws of motion).

This entry is located in the following unit: Astronomy and related astronomical terms (page 6)
fluid mechanics
The study of fluids (liquids or gases) and their properties.

This includes hydrostatics, or the study of fluids at rest, and hydrodynamics or fluid dynamics, the study of fluids in motion.