Ice On A String

Dr. Boyd demonstrates how to pick up ice with a string using salt. The video explains the materials needed, the scientific principle of salt lowering the freezing point of water, and provides a step-by-step guide to the experiment. The process involves placing a wet string on ice, adding salt, and waiting for the string to freeze to the ice. The video concludes by showing that the experiment fails without salt, highlighting its crucial role.

Why is it safe to perform the experiment with ice and salt?

Evaluate responses using AI:

OFF

What happens when you try to pick up the ice cube without adding salt?

Evaluate responses using AI:

OFF