Question

based on the trends you observed in the laboratory exercise, which objects would you expect to be attracted to a bar magnet? check all that apply.
□ a metal hammer
□ a wooden ruler
□ a plastic car
□ the metal frame of your chair
□ the paper in your notebook
□ the screws and nails that hold your desk together

Explanation:

A bar magnet attracts ferromagnetic materials. Metal hammer, metal frame of chair, screws and nails are made of ferromagnetic metals (like iron, steel). Wooden ruler (wood), plastic car (plastic), paper (cellulose - non - magnetic) are non - magnetic.

Answer:

a metal hammer, the metal frame of your chair, the screws and nails that hold your desk together.