Physics Education: Straight Line Experiment with Light and Shadow Posted: March 20, 2025 | Last updated: March 20, 2025 Explains the concept of light traveling in straight lines and demonstrates ...

Shadows, traditionally formed when an ... meaning their interaction with light changes based on the light’s intensity. In this experiment, the green laser beam raised the absorption rate of ...

A shadow is a dark shape made when light is stopped or blocked by an object or a person. Some objects are opaque such as stone, metal and wood. This means light doesn't travel through them.

Multiple light sources cast multiple shadows. 00:49 - pause the video: At this point, you can ask students to try the experiment whilst watching the video. They will need a piece of paper ...