Flip and pair: symbol with meaning

Exercise and reference answers

Matching pairs

1. A

   q

   B

   electric charge

2. A

   e

   B

   the basic quantum of charge

3. A

   E

   B

   electric field

4. A

   k

   B

   1/(4πε₀)

5. A

   ε₀

   B

   permittivity of free space

6. A

   r̂

   B

   a unit vector

Explanation