Twisting Force That Causes Rotation
Puzzle 13 of Childhood Dream Jobs Pack
Question is: Twisting Force That Causes Rotation
and the answer is: TORQUE
Word Meaning:
TORQUE — (physics, mechanics) A rotational or twisting effect of a force; a moment of force, defined for measurement purposes as an equivalent straight line force multiplied by the distance from the axis of rotation (SI unit newton-metre or N·m; imperial unit pound-foot or lb·ft, not to be confused with the foot pound-force, commonly "foot-pound", a unit of work or energy)
Definitions from Wiktionary.