Chron, Time, Meter, Measure, Photo, Light, Bio, Life, Geo, Earth, Logy, Study of, Biology, Study of life, Speedometer, Measure speed, Astrobiologists, Scientists who study life in the universe, Microbes, The smallest living things, Colony, A group of animals living in one place, Sensors, Devices that detect changes in light, moisture, or other physical conditions, Radiation, Dangerous energy rays that cannot be seen, Rovers, Vehicles used to explore a planet's surface

Week 2

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