Question

Jack tries to place magnets on the door of his refrigerator. He observes that the magnets don’t stick. He guesses that the door of the refrigerator is made of a nonmagnetic substance. What stage of scientific investigation does his guess represent?

Answer 1

Constructing a Hypothesis

Step-by-step explanation:

Jack already made his observation (magnet doesnt stick). After that Jack then guesses that the fridge was made of nonmagnetic substance. Now he must construct a hypotesis.

Answer 2

I think an education guess for this one because he is thinking about what to guess probably.