| D010806 |
Physical Education and Training |
Instructional programs in the care and development of the body, often in schools. The concept does not include prescribed exercises, which is EXERCISE THERAPY. |
Education, Physical,Physical Education,Physical Education, Training |
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| D006112 |
Gravitation |
Acceleration produced by the mutual attraction of two masses, and of magnitude inversely proportional to the square of the distance between the two centers of mass. It is also the force imparted by the earth, moon, or a planet to an object near its surface. (From NASA Thesaurus, 1988) |
G Force,Gravistimulation,Gravity,Force, G,G Forces,Gravities |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000401 |
Aircraft |
A weight-carrying structure for navigation of the air that is supported either by its own buoyancy or by the dynamic action of the air against its surfaces. (Webster, 1973) |
Ejection Seats,Helicopters,Airplanes,Airplane,Ejection Seat,Helicopter,Seat, Ejection,Seats, Ejection |
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| D013314 |
Stress, Mechanical |
A purely physical condition which exists within any material because of strain or deformation by external forces or by non-uniform thermal expansion; expressed quantitatively in units of force per unit area. |
Mechanical Stress,Mechanical Stresses,Stresses, Mechanical |
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