Question

hassan mixes oil and vinegar to make salad dressing. he notices that after a few minutes, the oil and vinegar separate. he wonders what factors affect how quickly liquids separate. so, he decides to design an experiment. he has the following supplies available: three glass bottles, olive oil, vegetable oil, vinegar, cold water. using only these supplies, which question can hassan investigate with an experiment? does vinegar separate faster when stirred together with olive oil or with coconut oil? does vegetable oil separate faster when stirred together with cold water or with hot water? does vegetable oil separate faster when stirred together with vinegar or with water?

Explanation:

Hassan has olive oil, vegetable oil, vinegar, and cold - water. He doesn't have coconut oil or hot water. So, he can only test the separation of vegetable oil with vinegar or water.

Answer:

Does vegetable oil separate faster when stirred together with vinegar or with water?