Grade 8 Science

1. Light and optical systems: Provide questions and answers to the following bubbles

1.1. What is light

1.1.1. What are the source of light

1.2. What are the sources of light?

1.3. what is a ray model of light

1.4. How can a ray model help predict the path of light?

1.5. how can light be affected by different materials?

1.6. How does refraction affected

1.7. How do different lenses effect light paths?