Ryanong Wire Expansion Demonstrator Physical Mechanics Equipment Physics Science Lab Teaching Tool Metal Linear Expansion Demonstrator Physics Metal Wire Expansion Demo

* The structure is simple, the usage is simple, the experimental effect is obvious, and the intuitiveness is strong. * Demonstrate the phenomenon of linear expansion of metals, and can compare the degree of linear expansion of different metal materials. * We have provided some simple experimental ideas. In our pictures, we can use this to open up our ideas to understand some hypotheses about linear expansion of metals. * Appropriate physical activities and research are not only fun, but can also enhance students' observation skills, stimulate questions, and connect the content of the book with real life. * These Wire Expansion Demonstrator Model ?will stimulate the imagination and curiosity of young science enthusiasts., Manufacturer: Ryanong