Work the inverse square law

Exercise and reference answers

Questions

1. Answer

   4

   Question

   Distance doubles. Field is multiplied by 1 over what?

2. Answer

   9

   Question

   Distance triples. Field is multiplied by 1 over what?

3. Answer

   4

   Question

   Distance is halved. Field is multiplied by what?

Instructions

Type the factor the field is multiplied by.

Explanation