Answer: The answer would be D.
Explanation: When a screw is tightened into an object, it is wedge in between.
Answer:
I believe- If there is more metal for the magnet to reach for, then the strength will grow but it may be harder to pick up off of a surface depending on the weight of the nail. If it is a light nail, it would be more efficient for a quick result in having the magnet to pick it up
Explanation:
To learn about the beings of history
