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Fundamental interactions: electrostatic and gravitational electric charge, electrostatic interaction, electrostatic influence Coulomb's law and gravitational force from electrostatic and gravitational forces to the concept of field 00:00: Credits / Intro 00:14: What is a force? 01:38: How to calculate the gravitational interaction force? 02:47: What is electric charge? 03:50: How to calculate the electrostatic interaction force? 04:32: NEWTON Vs COULOMB 05:06: What is a field? 05:44: The gravitational field 06:45: The electrostatic field 07:30: Isn't there a link between Field and Force? 08:49: Exercise (to tear everything up in the test) 09:28: Correction 12:06: Outro / Credits