Hooke's Law states that the amount of elongation or bending of a spring is directly proportional to the force that is applied. This unit helps demonstrate this principle. Instructions included.

Includes:
• 1 Sturdy base and rod
• 1 Testing spring
• 1 Metal scale
• 1 Indicator needle
• 1 Weight Hanger
• 1 Set of slotted weights 8-20 gram, 6-10gram.