Movie 1. Short, 0.30-m string tumbled at one revolution per second for 10 sec in the 0.15 ´ 0.15 ´ 0.15-m box.

Movie 2. Long, 3.0-m string tumbled at one revolution per second for 10 sec in the 0.15 ´ 0.15 ´ 0.15-m box.

Movie 3. Long, 3.0-m string tumbled slower at 0.33 revolutions per second for 10 sec in the 0.15 ´ 0.15 ´ 0.15-m box.

Movie 4. Long, 3.0-m string tumbled faster at three revolutions per second for 10 sec in the 0.15 ´ 0.15 ´ 0.15-m box.

Movie 5. Long, 3.0-m string tumbled at one revolution per second for 10 sec in a smaller 0.1 ´ 0.1 ´ 0.1-m box.