Biology, 28.09.2019 20:10 iancuteodora30
The source of a stream is at an elveation of 1861 meters. the stream ends in a lake at an elevation of 361 meters. if the lake is 100 kilometers away fro the source, what is the average gradient of the stream? 1.5m/km
a
1.5m/km
b
.5 m/km
c
10 m/km
d
15m/km
Answers: 2
Biology, 21.06.2019 15:30
How are extrusive rocks formed? magma gets trapped inside earth and cools to rock. volcanoes apply force to solid rocks and eject them. magma gets forced to earth’s surface and cools to rock. volcanoes trap lava inside earth, where it cools to rock.
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Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.
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The source of a stream is at an elveation of 1861 meters. the stream ends in a lake at an elevation...
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