Chemistry, 01.12.2020 19:00, chrisroman152

Materials used table or desk
drum and drumsticks
laser pen
clothespin or binder clip (optional
lab stand and clamp
mirror or felxiable mirror
tape
large rock about 8 cm across
smaller rock
video camera to record(slow minton optional
graph paper
masking tape

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table or deskdrum and drumstickslaser penclothespin or binder clip (optionallab st

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Materials used table or desk
drum and drumsticks
laser pen
clothespin or binder clip...