Seconds in Standard Form Seconds in Scientific Notation SI Units Normal Human perception 0.2 ‑ 0.13 2×10 ‑1 ‑ 1.3×10‑1 200... Athletic Human perception 0.13 ‑ 0.1 1.3×10 ‑1 ‑ 1×10‑1 130... Peak Human perception 0.1 ‑ 0.08 1×10 ‑1 ‑ 8×10‑2 100...
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