单词:median tectonic zone
单词:median tectonic zone 相关文章
by Jason Marshall In the last article, we learned that there are several ways to calculate the average value of a sample of data. We focused on one such method, the arithmetic mean, and used it to calculate the average number of potato chips in a bag
by Jason Marshall In the last two articles weve learned how to calculate two types of average values: the mean and the median. Today, were going to continue where we left off and talk about how median averaging can be useful in everyday, real life si
The earthquake that struck near Mexico City Tuesday came exactly 32 years after an 8.0 magnitude quake hit the area. The 1985 earthquake killed nearly 10,000 people. Mexican officials say more than 200 people are confirmed dead following Tuesdays qua
Scientists say the surface of the Earth is cracked like a giant eggshell. They call the pieces tectonic plates. As many as twenty of them cover the Earth. The plates float about slowly, sometimes crashing into each other, and sometimes moving away fr
Idiom: On the wagon 成功戒酒 Hit the book: Scale Descend Mariana trench Crescent Scar Peak Trough Tectonic Collide
Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho