There are approximately 7.5 × 10^18 grains of sand on earth there approximately 7 × 10^27 atoms in an average human body are there more grains of sand on earth or atoms in an average human body

The answer to your question is: There are more atoms in the human body.

Step-by-step explanation:

Data

Grains on earth = 7.5 x 10¹⁸

Atoms in human body = 7 x 10²⁷

Grains                                        7500000000000000000

Atoms                   7000000000000000000000000000

There are more atoms in the human body.