| Mechanics > Statics > Center of Mass | DCS# 5K20.30 |
| male and female volunteers | 105 |
- Stand with heels against wall and try to touch your toes.
- Stand in doorway with nose and toes against door jamb and try to stand on toes. Repeat with 2 kg masses in outstretched hands so as to bring CM forward.
- Stand with shoulder and foot against wall and raise opposite foot.
- Stand two foot-lengths from wall, lean over and place head against wall. Try to lift chair placed beween you and the wall.
- Kneel on floor with elbows touching knees and forearms against the floor. Place matchbox at ends of fingertips. Clasp hands behind back and try to tip matchbox with nose.