Answer:

1. C

2. B (not sure because it is transparent only to yellow light but translucent to all other colors)

3. A

4. C

5. C

6. C

7. C

8. A

9. C

10. B (not sure because it depends on the type of silk)

Explanation:

Answer:

1 .Wooden chair -C

2. Yellow cellophane -A

3. Glass window -B

4. Cardboard -B

5. Plywood -C

6. Cemented wall -C

7. Mirror -C

8. Magnifying glass -A

9. Styrofoam -C

10. Silk -A