Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Newton
   2. Law of orbits
   3. Law of areas
   4. Law of periods

   Odd item

   Newton

2. Items

   1. Perihelion
   2. Closest point
   3. Point P
   4. Aphelion

   Odd item

   Aphelion

3. Items

   1. Elliptical
   2. Closed curve
   3. Circle special
   4. Straight line

   Odd item

   Straight line

4. Items

   1. Naked eye
   2. Danish nobleman
   3. Lifetime records
   4. The three laws

   Odd item

   The three laws

Instructions

Tap the item that does not belong with the rest.

Explanation