Luke

https://drive.google.com/file/d/14pNkGCjMkVyPt-8I2OdySNayOy09KET2/view?usp=drivesdk  

 

 Static electricity https://drive.google.com/file/d/1_WfDhsE8Xp4UNu2EqjhDi1TCt5HbypI8/view?usp=drivesdk

https://drive.google.com/file/d/14UjBCxjMQXlr-wFS6ATWCn4tKfoXggOG/view?usp=drivesdk  

https://drive.google.com/file/d/14gGZniVb3Lp3v6IMb6_4mVfTKSB2uL6l/view?usp=drivesdk  

https://drive.google.com/file/d/1dTnN65_t6-vxnnoz1L5XA3erw6F8FscD/view?usp=drivesdk