![]() The Engage section of the lesson can be done over a video call, then students can work individually and independently during the Explore section, using the student worksheet as guide. This lesson plan can be conducted remotely. The more light that is present, the more details of an object can be seen. By doing so, students will realize that our ability to see an object clearly is light-dependent. In this lesson plan, students will place different objects inside a box and view them under different light conditions. Any object that is in complete darkness is not visible to the human eye. As a result, we can only see objects that either are illuminated and reflect light back into our eyes, or objects that emit light. We can only see if the light-sensitive cells on our retina at the back of our eyes get triggered by light entering the eye. Often simple events, when looking at them through a scientific eye, can elicit curiosity and questions in students and adults.Human vision is dependent on light. Teaching Channel resource. Begin conversations about how phenomena can support student engagement. Website by educator TJ McKenna and a lead facilitator for the NGSX project. Instructional sequences are more coherent when students investigate compelling natural phenomena (in science) or work on meaningful design problems (in engineering) by engaging in the science and engineering practices.
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