The Area Surrounding a Magnet in Which Its Effects May

Q12: Sprinkling iron filings over a sheet of

Q13: The intensity of a magnetic field is

Q14: Steel is generally considered to be a

Q15: The poles of an unmarked magnet can

Q16: The magnetic polarity of Magnetic North is

Q18: When a magnet is broken in two,

Q19: When a magnet's 'domains' are all aligned,

Q20: Soft iron is generally considered to be

Q21: Lines of magnetic flux<br>A) are invisible, but

Q22: The intensity of the external magnetic field