Active Learninghttps://www.youtube.com/watch?v=UsDI6hDx5uI#t=1m40sSpeaking and writing70% retentionMeaningful learning activities90% retentionthat involve thinkinganalysissynthesisevaluationNot ... reading10% retentionhearing20% retentionse
gravityelectro-magnetismCoulomb's lawhttps://www.youtube.com/watch?v=1JdgxF84mSY#t=5m50selectric fluxhttps://www.youtube.com/watch?v=q1eor6oIuUovector fieldhttps://www.youtube.com/watch?v=5FWAVmwMXWghttps://www.youtube.com/watch?v=pwiSCrlP9