CTV NEWS OTTAWA ON SOCIAL
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CTV NEWS OTTAWA ON SOCIAL

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They need to stop. I have a friend who makes excuses for her BF constantly and it makes me so sad because I feel sorry for her. I myself used to make some of these excuses for my ex. Here are the 10 excuses you need to stop making for your boyfriend. You say this when: He forgets your birthday or something equally as important.

Welsh farmers who monitor a herd of about wild ponies which live on the Carneddau mountains in north Wales believe up to half of them have died during the harsh spring weather.

Geology The regular order of occurrence of fossils in rock layers was discovered around by William Smith. While digging the Somerset Coal Canal in southwest England, he found that fossils were always in the same order in the rock layers. As he continued his job as a surveyor , he found the same patterns across England. He also found that certain animals were in only certain layers and that they were in the same layers all across England. Due to that discovery, Smith was able to recognize the order that the rocks were formed.

Sixteen years after his discovery, he published a geological map of England showing the rocks of different geologic time eras. Principles of relative dating Methods for relative dating were developed when geology first emerged as a natural science in the 18th century. Geologists still use the following principles today as a means to provide information about geologic history and the timing of geologic events. Uniformitarianism The principle of Uniformitarianism states that the geologic processes observed in operation that modify the Earth’s crust at present have worked in much the same way over geologic time.

In geology, when an igneous intrusion cuts across a formation of sedimentary rock , it can be determined that the igneous intrusion is younger than the sedimentary rock. There are a number of different types of intrusions, including stocks, laccoliths , batholiths , sills and dikes. Cross-cutting relationships Cross-cutting relations can be used to determine the relative ages of rock strata and other geological structures.

The principle of cross-cutting relationships pertains to the formation of faults and the age of the sequences through which they cut. Faults are younger than the rocks they cut; accordingly, if a fault is found that penetrates some formations but not those on top of it, then the formations that were cut are older than the fault, and the ones that are not cut must be younger than the fault.