Answer:
1. Interstellar cloud is an accumulation of dust and gas in between stars .
2 . The outer planets are composed of low density gas .
3 . Meteorites is the most important source for determining the age of our Solar System .
Explanation:
1 . Interstellar cloud
It is formed by the accumulation of plasma , gas and dust in the galaxy .
An interstellar clouds are more sense than the interstellar medium .
The cloud are classified according the size , density and temperature of the cloud . The interstellar cloud is formed by dust and gas particles from a red giant .
2 . The composition of the outer planets are from , the low density gases.
3 . Meteorites -
A meteorites originates from the outer space , and is a solid piece of debris . it can pass through the surface of a moon or planet , and due to high pressure and chemical interactions , can make the meteorite burn , and hence is seen as a shooting star or falling star.
Answer:
Explanation:
B. The title of a map can identify the location it shows.
When presenting a map, it is always important to put the location where the mapping process covers. This is why one can easily infer the locational attribute on a map from the title given to a map. For example, on a geologic map, the title can be "Geological field mapping of BoreCounty and environs", from the title, we can say the location of the mapping was in BoreCounty.
C. A legend typically explains the area a map shows.
Legends or keys are used to make sense of a map. The legend can be drawn for different map features. A user can easily get a succint interpretation of the map by looking through the legend and applying the symbols and codes of the legend to the map piece. Therefore, legends in most part explains the map area.
D. Colors and symbols are named in the map’s key.
This is true. For any color or symbol used on the map, the key presents and names them. Rivers, rail tracks, roads amongst others appears on a map and they are duly and properly named.
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