Question

puzzle !!
Across
2. These objects do not allow light to pass through them
3. it travels in a straight line
6. it is a device to see hidden corners
Down
1. This device uses reflection to create a beautiful picture
4. These objects allow light to pass fully
5. These objects allow the light to pass partially
7. It is formed when opaque objects come in the path of light

Answer 1

Answer:

2.opaqe

3.light

6.(I don't know)

1.(I don't know)

4.transperent

5.translicient

7.shadow