Radius of an atom:

Here are the approximate lengths for the given items in SI units:

• Radius of an atom: $$1 \times 10^{-10} \text{ m}$$
• The length of a standard football field: $$100 \text{ m}$$
• The diameter of the Earth: $$1.3 \times 10^7 \text{ m}$$
• Earth to Sun distance: $$1.5 \times 10^{11} \text{ m}$$
• Height of Mount Everest: $$8.8 \times 10^3 \text{ m}$$