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charmkatada
Declination is the difference between avtrue geographic north and the compass indicated "north" that is measured in degrees. To describe the earth's magnetic declination one must consider the angle between the true north and the north indicated by a compass.
probu651

Answer: I just took the test and got 100%

1: B, unlike poles repel each other

2: D, all of the above

3: A, domain; no

4: D, the angle between true north and north indicated by a compass

5: D, forms circles the go around the wire

6: D, causes alignment of the domains in the iron

7: B, the magnetic field B

8: C, perpendicular to both the current and the magnetic field

9: A, it rotates 180 degrees