Index of /lookangejss/04waves_13light/worksheet/Investigation on size of shadow

 NameLast modifiedSizeDescription
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 Lesson Plan.doc2018-04-30 09:37 53K 
 Place Mat (obj & screen)-new.doc2018-04-30 09:37 26K 
 Place Mat (obj & torch)-new.doc2018-04-30 09:37 26K 
 Powerpoint.ppt2018-04-30 09:37 1.9M 
 WS - Distance between object and screen (ans).doc2018-04-30 09:37 63K 
 WS - Distance between object and torch (ans).doc2018-04-30 09:37 63K