Science source apparatus centripetal force kit is demonstrates the effect of mass, radius and velocity on the centripetal force of a rotating body. Consists of a low-friction guide, stout cord, resilient mass, and washer masses.
J**T
Quality
These look used, some covering for the Spring Balance is dirty and I had to take it off. The cork is a bit torn, and wasn't clean. These do not seem new.
TrustPilot
1 个月前
2 周前
