Evidence - What did you observe in the video of the experiment? Answer the question with one or more complete sentences to receive full credit. Optional - Use a sentence stem from the "Evidence" Box below.
In the video of the experiment, I observed that the water started boiling when the test tube was heated with a flame.
I'm sorry, but as an AI text-based model, I am unable to directly observe videos or any visual content. However, if you can provide a description of the video or specific details about the experiment, I can try to help you by providing step-by-step guidance or answering any questions you have.
