Concave And Convex Glass Lens Set 5cm Diameter 4 Piece Shaved Edges 
Description
- Import of ECE
- Complies with the curriculum
- Can be used in static electricity subject explanations, static electricity experiments
- The product is presented in a special locked plastic box for transportation and storage
Product Content:
- Ebonite rod (Ø13 mm x 30 cm)
- Glass rod (Ø11 mm x 28 cm)
- Silk fabric
- Wool fabric
- Locked plastic transportation and storage box
Targeted Gains:
- Realizes that some substances or objects can become electrified when brought into contact with each other.
- Discovers by experiment that after being electrified in the same way, two substances of the same kind repel each other without touching, and two substances of different kinds attract each other without touching.
- Concludes that there are two types of electric charges based on experimental results.
- States that electric charges are called positive (+) and negative (-).
- Expresses that the same electric charges repel each other, while different electric charges attract each other.
- Discovers by experimenting that a charged object can charge another object with the same type of charge when touched, and that these objects can then repel each other.
- States that in electrification events, objects exchange negative charges and that there is an excess of positive or negative charge (charge imbalance) on the objects.
- Discovers by experimenting that objects can be electrified and charged with opposite charges without touching each other.
- Discusses the applications of electrification in technology and some natural events by giving examples.
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