Measuring Motion Speed is the measure of motion. You can find it by dividing the distance covered by the time it takes to travel that distance. Speed of Light If a star is 10 light-years away, it is about 60 trillion miles distant. |
Light travels through space at 186,000 miles per second. Light-Year A light ray travels 5.88 trillion miles a year in space. Star Distance The star Sirius is 9 light-years away from the solar system. More Earthly Speeds- Cheetah: 70 mph
- White-tailed deer: 32 mph
- Human being: 27.89 mph
- Garden snail: 0.03 mph
- Fastest automobile: 205 mph
- Fastest train: 252 mph
- Fastest helicopter: 249.10 mph
- Fastest jet: 2,193.167 mph
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