How far does light travel (roughly) in one….

second: moon;
millisecond: Tahoe (~200 miles, for those not in the CA Bay Area);
microsecond: parking lot;
nanosecond: one foot;
picosecond: width of human hair;
femtosecond: across red blood cell;
attosecond: across water molecule

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Did you know?

If you weigh 120 pounds, you would weigh only 20 pounds on the moon.

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