结果1 题目 D21. Scientists study how to grow plants in space in order to ove the ecosystem B. develop new kinds of plants make some food taste better D. prepare for the future space life 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
How do plants grow in space? An experiment at the Tiangong space station can provide the answer. Chinese astronauts have successfully grown rice seedlings (幼苗), which may show us how astronauts can cultivate food to support long-term space flights. “The rice seedlings are growing very well,...
根据第一段“ An experiment on the Tiangong space station can provide the answer. Chinese astronauts have successfully grown rice in space. This makes it possible for astronauts to grow food to support long-term space stays.”可知,天宫空间站上的科学实验的 特殊之处在于它可以为太空旅行提供足够的...
to space. But growing rice in orbit (轨道) is a different challenge due to the hard conditions in space. Micro-gravity, no air and high-energy cosmic rays (宇宙射线) may make it hard for the plants to grow....
In a way, plants, just like humans, also get used to the environmental conditions in which they live. Traditionally, roots grow and spread downwards due to gravity (roots absorb water and several vital nutrients from the ground). Still, in space, where the effect of gravity is negligible, ...
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Passage D ——How to Grow Plants in the Classroom Growing plants in the classroom is an excellent way to get students excited about science!Start with seeds(种子) in the classroom.1. G They can do this by putting seeds or beans in wet paper towels and then in a clear plastic bag. The...
Also, after growing the plantsin your classroom, you can take the studentson field trips to see where the plants grow naturally.Erplore the needs of plants.【小题4】 You can know what they actually need by growing plants in the classroom and making observations along the way.In all, ...
Since the 1980s, China has been taking the seeds of crops to space. But growing rice in orbit (轨道) is a different challenge due to the hard conditions in space. Micro-gravity, no air and high-energy cosmic rays (宇宙射线) may make it hard for the plants to grow. ...
求翻译:study how plants grow in space. Or they是什么意思?待解决 悬赏分:1 - 离问题结束还有 study how plants grow in space. Or they问题补充:匿名 2013-05-23 12:26:38 研究植物在空间中的生长。或他们热门同步练习册答案初中同步测控优化设计答案 长江作业本同步练习册答案 名校课堂助教型教辅答案...