When a tree has been chopped down, the cross-section through the trunk reveals a concentric pattern ofrings. These rings are called tree rings, or annual rings, and provide scientists with a tool to help date past events. Function Inside the trunk, a thin layer of cells called the cambium...
If it is near to the eleventh ring, then the climate that year was bad.Tree rings are important not only for studying the history of weather but also for studying the history of man. Many centuries ago, there lived a lot of people at a place in New Mexico. But now you can find ...
把原句改为同义句:A treewillgrowwellifitisalwayssunnyandrainy.应填sunny;rainy.(2).【答案】weather【解析】"Doyouknowsomethingabouttreerings(车轮)?Doyouknowtheycantelluswhattheweatherwaslike,sometimesevenhundredsofyearsago?"可知.应填weather.(3).【答案】如果离第十一个年轮很近,那么那年的气候很坏.【...
因此,选项A "Tree rings grow far from each other" 正确。 2. 树轮可以记录过去的天气状况,并反映人类活动对环境的影响。 因此,选项E "how old the trees are" 和选项F "a lot about the history of weather and the history of man" 都正确。
For example, to find out the weather of ten years ago, count (数) the rings of a tree from outside to the inside. If the tenth ring is far from the eleventh ring, then we are sure that it was sunny most of that year. If it is near to the eleventh ring, then the weather ...
文章第一段“Doyou know they can tell us what the weather was like…”和第三段的首句“Treerings are important not only for studying the history ofweather…”都有所暗示。 3.【答案】A。 答案就在“…tofind out the weather of ten years ago, count the rings of a tree fromthe outside to...
Tree rings are important not only for studying the history of weather but also for studying the history of man. Many centuries ago there live a lot of people at a place in New Mexico. But now you can find only sand there - no trees and no people. What happened? A scientist studied ...
(1)___Andlittlesunshineorrainfallwilllimitthegrowthofatree.Wecanseethechangeofclimatebystudyingthetreeringsofatreefromtheoutsidetotheinside.Ifthetenthringisfarfromtheeleventhring,thenwe'resurethatitwassunnyandrainymostofthatyear.(2)___Treeringsareimportantnotonlyforstudyingthehistoryofweatherbutalsoforstudyin...
Do you know something about tree rings?Do you know they can tell us what the weather was like,sometimes even hundreds of years ago?A tree will grow well in a climate with lots of sunsgine and rain fall.And little sunshine or rainfall will limit the growth of a tree.We can see the ...
Do you know something about tree rings Do you know they can tell us what the weather was like, sometimes even hundreds of years ago We can see the change of weather by studying the tree rings. For example, to find out the weather of ten years ago, count (数)the rings of a tree ...