Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Mass
   2. Torque
   3. Moment of inertia
   4. Angular speed

   Odd item

   Mass

2. Items

   1. Newton metre
   2. kg m squared
   3. Radius of gyration
   4. Kelvin

   Odd item

   Kelvin

3. Items

   1. Rigid body
   2. Fixed shape
   3. Fixed distances
   4. Melting solid

   Odd item

   Melting solid

4. Items

   1. Torque
   2. Couple
   3. Moment of force
   4. Momentum

   Odd item

   Momentum

Instructions

Tap the item that does not belong with the rest.

Explanation