1) The perpendicular drawn at any point on a mirror is a) Crooked line b) Parallel line c) Normal d) Angular line 2) Image formed in the plane mirror is _____________ a) small size of the object b) same size of the object c) bigger size of the object d) inverted 3) In the diagram, which letter represents the angle of incidence? a) A b) B c) C d) D 4) X is a surface that cannot produce clear image. What is x? a) smooth surface b) ideal surface c) rough surface d) smooth but curved surface 5) If a object is placed at a distance of 2.5 m in front of a plane mirror, What is the distance between the object and the image? a) 5m b) 10m c) 2.5 m d) 3.5m

Multiple reflection- STARTER ACTIVITY

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?