II. Choose the thumbs up if the statement is correct, and thumbs down if it is wrong

1. Reflection is the bouncing back of the light. *
1 point

2. Refraction is the bending of light rays. *
1 point

3. The main source of the natural light is the sun. *
1 point

4. Light rays could not be blocked and they could pass through all types of materials since they travel on a straight line

5. Fireworks show how light travels faster than sound​