Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Copper
   2. Iron
   3. Cobalt
   4. Nickel

   Odd item

   Copper

2. Items

   1. Declination
   2. Angle of dip
   3. Alnico alloy
   4. Horizontal part

   Odd item

   Alnico alloy

3. Items

   1. Alnico
   2. Lodestone
   3. Soft iron
   4. Hard magnet

   Odd item

   Soft iron

4. Items

   1. Repelled away
   2. Weak field pull
   3. Diamagnetic
   4. Strongly pulled

   Odd item

   Strongly pulled

Instructions

Tap the item that does not belong with the rest.

Explanation