Dark when there is no ………….

Shadow is a …………….. shape .

Matter that block all the Light is .........

Some Light can go through ..................

All Light can go through ..........

All the matter are Opaque except .........

all the matter Are Transparent except ...........

all matter are translucent except ............

All the answers are Light source except ............

Object can reflect Light ........

Reflect is ...........................

Lake can reflect light ?

we have shadow because we block the light ?

Shadow have a different shape from the object ?

Light travels in straight line .