5×10−7 m−5×10−9 m5 \times 10^{-7} \mathrm{~m}-5 \times 10^{-9} \mathrm{~m}5×10−7 m−5×10−9 m
10−4 m−5×10−4 m10^{-4} \mathrm{~m}-5 \times 10^{-4} \mathrm{~m}10−4 m−5×10−4 m
6×10−7 m−4×10−7 m6 \times 10^{-7} \mathrm{~m}-4 \times 10^{-7} \mathrm{~m}6×10−7 m−4×10−7 m
10−6 m−10−8 m10^{-6} \mathrm{~m}-10^{-8} \mathrm{~m}10−6 m−10−8 m