- Demonstrates the principle of resonance.
- Swinging one pendulum causes a pendulum of identical resonating frequency to swing.
- Made from special durable Poletylan material- 3 layers- yellow, black, yellow
Dimensions:
Width 15 cm
Length 41 cm
Height 45cm
Weight 2.3 kg
Six different weights made from stainless steel.
Length of pendulum may be changed.