Question

The word vaccine comes from which means cow​

Answer 1

Answer:

The word vaccine comes from Latin word vacca.

Answer 2

Answer:

Questions incomplete mate please write full question.

Explanation:

Reflection is when light bounces off an object. If the surface is smooth and shiny, like glass, water or polished metal, the light will reflect at the same angle as it hit the surface. This is called specular reflection.