Answer: He would use gram as a unit of measurement to eliminate the need to write value in scientific notation.
Explanation:
Since we know that
S.I. unit of mass is kilogram.
But the kilogram is used for heavier things.
To measure the mass of a flower petal, we need a smaller unit of mass.
Mass or weight of flower petal is based on its color and size.
The range of its mass is in between 40-80 grams.
Hence, he would use gram as a unit of measurement to eliminate the need to write value in scientific notation.