Complete the resistance relation

Exercise and reference answers

Missing parts

1. Answer

   length

   Choices

   1. length
   2. mass
   3. colour

2. Answer

   area

   Choices

   1. area
   2. volume
   3. perimeter

3. Answer

   material

   Choices

   1. material
   2. circuit
   3. battery

Complete the statement

Resistance grows with the {0} of a conductor and falls as its cross-sectional {1} grows. The constant ρ is a property of the {2}.

Explanation