Welcome to Westonci.ca, where your questions are met with accurate answers from a community of experts and enthusiasts. Our platform provides a seamless experience for finding reliable answers from a knowledgeable network of professionals. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform.

A student did an experiment to test the hypothesis that salt water freezes at a lower temperature than pure water. Which part of this experiment is the independent variable?
1. temperature
2. water
3. salt