Describe an experiment to show that light travels in straight line
- Describe an experiment to show that light travels in straight line path
- Describe an experiment to show that light travels in a straight line path class 6
- Describe an experiment to show that light travels in a straight line class 6
- Describe an experiment to show that light travels in a straight line in the same medium
- Describe an experiment to show that light travels in a straight line with diagram