1.

Fill in the blanks.i. The materials through which light passes is said to be ……… .ii. The materials through which light does not pass is said to be ………… .iii. The materials through which light passes partially is said to be ………… .iv. If an ………….. object comes in the way of a light source, light does not pass it.v. The shadow of an object formed due to sunlight is ………….. in the mornings and evenings and ……………. in the afternoon.

Answer»

i. transparent

ii. opaque

iii. translucent

iv. opaque, through

v. long, short



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