Question

Give me a crossword puzzle of chapter light

Answer 1

Across

3. Lets some light through.

6. Light slows down when it goes through a denser object.

9. Light travels fastest in this.

12. Lets all light through.

13. The imaginary line at right angles to the mirror.

14. The shape of a lens used to focus light to a point.

Down

1. A dark area caused by an object blocking light.

2. An object that creates light.

4. The unit of measurment of the speed of light __________ per second.

5. The type wave that light travels in.

7. The angle of ____________is the same as the angle of refelction.

8. Used by people to detect light.

10. Focuses light in the eye.

11. Used to create rays of light to investigate reflection and refraciton.

Answer 2

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