Copper hook masses Pictures can be projected either

Pictures can be projected either on the table itself or onto remote screen

Based on the classic Roberval balance principle

Clear definitions of 16 terms of musical vocabulary

this model is durable and long-lasting

Copper hook masses Pictures can be projected eitherSet of nine weights includes: 10g 20g 50g 100g 200g 500g 1000g. These weights feature flat countersunk bottoms, with a double ended hooked rod through the middle. They can be used on balance pans, as well as hooked in tandem for lever arm studies. Weights are made of polished brass and come in a storage block. Premium Quality: Kit is made of high quality, heavy duty and durable materials. Designed for use in professional laboratories but is an ideal