aover time ,the amount of energy sent from the sun to the earth's surface should be about the same as the amount of energy radiated back into space,leaving the temperature of the earth's surface roughly constant 随着时间的过去,从太阳能量寄发的相当数量到地球的表面应该是与相当数量能量相同放热...
根据第一段Imaginebeingabletouseenergyfromthesunallthetime,evenwhenit'snight.That'stheideathatscientistsatCaltech(CaliforniaInstituteofTechnology)areexploring.They'reworkingoncollectingsunlightinspaceandsendingitsenergytoEarth.(想象一下,可以一直使用太阳能,即使是在晚上。这就是加州理工学院(Caltech)的科学家们...
21. C (something) "...The weather changes from day to day and something from hour to hour." "something" 表示天气变化的一些情况,符合句意。 22. A (in) "...It can be sunny in the morning..." "in" 表示在某个时间段内,符合句意。 23. A (water) "...It can be sunny in the ...
结合全文及文章第一段“Imagine being able to use energy from the sun all the time, even when it’s night. That’s the idea that scientists at Caltech (California Institute of Technology) are exploring. They’re working on collecting sunlight in space and sending its energy to Earth.(想象...
The sun is a great energy source for Earth. But it’s not easy to get its energy because the sun doesn’t work at night, often hides behind clouds an in some places, doesn’t show up for mouths at a time. German scientists built the world’s largest “artificial (人造的) sun” in...
【题目】The sun is a great energy source for Earth.But it's not easy to get its energy because the sun doesn't work at night, often hides behind clouds and, in some places, doesn't show up for months at a time. German scientists built the world's largest"artificial(人造的)sun" ...
B The sun is a great energy source for Earth. But it's not easy to get its energy because the sun doesn't work at night, often hides behin d clouds an in some places, doesn't show up for mouths at a time. German scientists built the world's largest "artificial (人造的) sun" ...
我的回答是:The sun gives out sunshine,and everything in the living world receives it.plants can make energy from the sunshine,and through the food chain,animals and human get the energy.但是不确定. 相关知识点: 试题来源: 解析 是主要的是能量的转换,大量的植物,澡类将太阳光能通过光合作用转化...
As long as the sun shines, the earth will not run out of energy. The sun pours more energy on earth than we can ever use. Most of that energy comes to us as heat and light. Energy from the sun is called solar energy. Anything to do with the sun is called "solar". The word be...
First, it is clean and good for the Earth. Next, it is renewable. It won't run out.Green energy gives us almost 25% of the electricity we use today.79.energy for today Paragraph Main idea Detail(段落)(文章大意)(具体细节)Plants can grow with the 80.of the sun.Most of the energy1...