Megameter (Mm)
Definition: A megameter (Mm) is a unit of length equal to one million meters (10^6 meters). It is used to measure large distances in both geography and astronomy.
History: The megameter was introduced alongside other metric units to standardize measurements of large distances. It has been mainly used in astronomical contexts to simplify expressions of distances in space.
Current Use: Megameters are used in astronomy to describe distances between astronomical objects such as the Earth and the Sun. They also appear in some applications in geology and planetary science.
Decameter (dam)
Definition: A decameter (dam) is a unit of length equal to 10 meters. It is commonly used for measuring things like the size of buildings, distances in the field, and in some sports applications.
History: The decameter was created as part of the metric system to provide a convenient intermediate unit between the meter and the hectometer. It is less frequently used in modern contexts but remains part of the metric system.
Current Use: Decameters are used for various tasks, including measuring distances in construction, surveying, and agriculture. They are sometimes used in sports, such as for track and field events.
Quick Conversion Table Megameter (Mm) to Decameter (dam)
1 Megameter (Mm) equal to 100,000 Decameter (dam)
5 Megameter (Mm) equal to 500,000 Decameter (dam)
10 Megameter (Mm) equal to 1,000,000 Decameter (dam)
20 Megameter (Mm) equal to 2,000,000 Decameter (dam)
30 Megameter (Mm) equal to 3,000,000 Decameter (dam)
50 Megameter (Mm) equal to 5,000,000 Decameter (dam)
75 Megameter (Mm) equal to 7,500,000 Decameter (dam)
100 Megameter (Mm) equal to 10,000,000 Decameter (dam)