My shiny wall by 3B14 FAN SHING CHI 范成誌 https://padlet.com/20141010/12345 Made with magic en-us 2017-05-19 01:20:00 UTC 2023-02-08 15:47:33 UTC hello@padlet.com From Mr. Wong wsy https://padlet.com/20141010/12345/wish/172710708 QA1. 把凹透鏡放在距離字母「F」5 cm 的位置，字母的影像是 _______________ (放大/ 縮小)和 ____________ (正立/ 倒置)。
QA2. 把凹透鏡放在距離字母「F」15 cm 的位置，字母的影像是 _______________ (放大/ 縮小)和 ____________ (正立/ 倒置)。
QA3. 把凹透鏡放在距離字母「F」25 cm 的位置，字母的影像是 _______________ (放大/ 縮小)和 ____________ (正立/ 倒置)。]]> 2017-05-19 01:25:58 UTC https://padlet.com/20141010/12345/wish/172710708 From Mr. Wong wsy https://padlet.com/20141010/12345/wish/172710786 Q1. 考慮物與凸透鏡很接近時, 凸透鏡有甚麼用途?
(提示:片段首6秒。)]]> 2017-05-19 01:26:44 UTC https://padlet.com/20141010/12345/wish/172710786 P https://padlet.com/20141010/12345/wish/172711099 A1 縮小，正立
A2 縮小，正立
A3 縮小，正立
B1 放大，正立
B2 放大，倒置
B3 縮小，倒置]]> 2017-05-19 01:31:04 UTC https://padlet.com/20141010/12345/wish/172711099