Static electricity. After a glass rod is rubbed with a silk cloth it becomes electrically charged. The charge creates an electric field which then induces charge separation in nearby paper bits, thus leading to a net electrostatic attractive force between the bits and the rod.
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Details
Creative#:
TOP22293651
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
No
Right to Privacy:
No
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