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Displaying 1—10 of 1000 matches for query "19._How_old_is_the_Moon" retrieved in 0.020 sec with these stats:
- "19" found 32600 times in 13126 documents
- "how" found 9066 times in 2689 documents
- "old" found 1511 times in 819 documents
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- "the" found 506435 times in 20589 documents
- "moon" found 11511 times in 3952 documents
The Moon is about as old as the rest of the solar system— 4,560,000,000 years, based on radioactive decay dating of lunar ... /For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To Space - THE MOON
The Moon actually has three lengths, and its shape is technically known as a triaxial ellipsoid. As you look at the Moon, there is an axis that runs straight through it at the center pointing towards Earth (the ... adequate maps yet of the Moon to have an exact number for the diameters noted above, but on average the diameter of the Moon is about ~ 2,160 miles. http://www.nasa.gov/worldbook/moon_worldbook.html (See ...
The radius of the Moon is measured from its center of mass to its surface. For the Moon this is, on average, about 1,080 miles. The Earth's radius at the equator is 3,963 miles making the Moon's radius 27.25 percent that of the Earth. http://www.nasa.gov/worldbook/moon_worldbook ...
A supernova explosion of a star in a galaxy can rival the brightness of all of the other stars in the galaxy for a short period of time.
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Answer provided by Dirk Terrell, Ph.D.
Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer
Image:9781894959421.jpg '''Buy This ...
... . The Moon's density (mass divided by volume) is about 208 pounds per cubic foot, roughly 60 percent of Earth's density. Comparing the mass of the Moon with the mass of the Earth shows how much less massive the Moon is. Remember, a ton is 2,000 pounds. Mass of: pounds Moon 162,000,000,000,000,000 ...
... and 2, the Russian rovers on the Moon, were both around the same size: 1,850 pounds. Compared to the two Martian rovers, Spirit and Opportunity that are each only 400 pounds, it is easy to ... either the Moon or Mars rovers. It is an important fact that the farther away a robot has to travel, the lighter it should be. The lighter something is, the cheaper it is to send into space. The smallest is the American ...
... . This is because its orbit is not a perfect circle, but rather an ellipse, so sometimes it's closer (at perigee) and sometimes farther away (apogee). http://www.nasa.gov/worldbook/moon_worldbook ... /For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To Space - THE MOON
The deepest impact structure on the Moon, and possibly in the solar system, is the Aitken Basin on the far side of the Moon. This impact was so large that it punched through the crust of the Moon and exposed the relatively warmer, softer mantle material underneath. It is over ...
... special instruments on the Moon, and a special laser at the McDonald Observatory in western Texas bounces a laser off these instruments. Careful measurement of the results has shown us that the Moon is moving slowly away from us, at about 1.5 inches per year. http://www.nasa.gov/worldbook/moon_worldbook.html (See CDROM ...
That depends on how you look at it. We're certainly going to be doing everything we can to ... Matula, Ph.D. & Kenneth J. Murphy
Image:K2S logosmall.jpg Question and Answer extracted from the book Kids to Space - by Lonnie Schorer
Image:9781894959421.jpg '''Buy This ... /For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To Space - THE MOON
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