WebJan 30, 2016 · Distance in km = 229700 miles * 1.60934 km/1 mile. = 369665 km. (b) 1 km = 1000 m. Distance in meters = 369665 km * 1000 m/ km. = 369665000 m. time for light to travel from the moon to earth = distance from earth to moon/speed of light. = 369665000/2.998x10 8. = 1.233 secs. Upvote • 1 Downvote. WebAug 10, 2024 · By measuring how long it takes laser light to bounce back — about 2.5 seconds on average — researchers can calculate the distance between Earth laser stations and Moon reflectors down to less …
Animation: Using Planets to Visualize the Speed of Light
Web4 Earth, Moon, and Sky. Thinking Ahead; 4.1 Earth and Sky; 4.2 The Seasons; 4.3 Keeping Time; 4.4 The Calendar; 4.5 Phases and ... we have defined the meter as a small fraction of the light-second. Distance within the Solar System. The work of Copernicus and Kepler established the relative distance s of the planets—that is, how far from the ... Use in astronomy [ edit] The mean diameter of Earth is about 0.0425 light-seconds. The average distance between Earth and the Moon (the lunar distance) is about 1.282 light-seconds. The diameter of the Sun is about 4.643 light-seconds. The average distance between Earth and the Sun (the astronomical ... See more The light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in one second, and is equal to exactly 299 792 458 metres … See more Communications signals on Earth rarely travel at precisely the speed of light in free space. Distances in fractions of a light-second are useful … See more • 100 megametres • Geometrized unit system • Light-year See more The light-second is a convenient unit for measuring distances in the inner Solar System, since it corresponds very closely to the radiometric data used to determine them. (The match … See more crypto exchange mt5
Astronomy Ch. 1 Flashcards Quizlet
WebThe Moon is about 384,400 km from the Earth, or just about one light-second (the distance that light travels per second). The Moon is about {eq}4.063... See full answer below.... WebAn astronomical unit (AU) is the equivalent of 150 million km / 93 million mi, and the Sun is 1 AU away from Earth. In light-years, the Sun is 0.00001581 light-years away, while in light minutes, the Sun is 8.20 light minutes away, or 500 light-seconds away from Earth. WebFeb 1, 2024 · The Moon is the nearest celestial body to Earth at 239,000 miles (384,400 km) away. A light photon emitted from Earth would get to the Moon in a mere 1.25 … crypto exchange names