ENERGY FROM THE SUN What does get to us from the Sun, providing the vast majority of the energy we use, is energy in the form of light, or, more generally, electromagnetic radiation, which includes: Radio waves Microwaves Infrared radiation Visible light Ultraviole...
The sun gives us light and heat. It is very important to life on Earth. How does the sun give us heat? A. By burning fuel B. By nuclear fusion C. By magnetic fields D. By E. lectric currents 相关知识点: 试题来源: 解析 B。解析:根据科学常识,太阳通过核聚变产生热量,这是科学事实。
1. How much of the Sun's heat comes to the Earth? A. A lot of. B. None. C. Only a little.2. Where does the Earth get most of its heat? A. From the Moon. B. From the stars. C. From the Sun.3. Which of the following sentences is TRUE? A. People get most of t...
题目The sun is a star. It gives us light and heat. How far is the sun from the earth? A. 150 million kilometers B. 100 million kilometers C. 200 million kilometers D. 50 million kilometers 相关知识点: 试题来源: 解析 A。本题考查对太阳与地球距离的常识,太阳距离地球约 1.5 亿公里。
The sun is a star. It gives us light and heat. How far is the sun from Earth? A. 150 million kilometers. B. 500 million kilometers. C. 1 billion kilometers. D. 5 billion kilometers. 相关知识点: 试题来源: 解析 A。太阳距离地球约 1.5 亿千米。选项 B、C、D 的距离与实际不符。
How does the amount of heat the sun gives off in two weeks compare with all other known sources and reserves of energyA.More.B.Less.C.As much as.D.About the same.的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题
Why does the sun send out solar flares? Will the burn out? (And if so, when? And what will happen to Earth and its inhabitants when the sun dies?) Let's look at the parts of our nearest star, find out how it makes light and heat and explore its major features. Sun Facts Average...
Despite being so hot, the corona is less than a millionth as bright as the Sun. As you walk away from a bonfire, you feel less of its heat because you receive less energy due to the inverse square law. Why is the more distant corona so much hotter than parts of the Sun closer to...
There's a space joke so old you're unlikely to find its provenance on the internet: If you want to visit the sun, go at night. If you're scratching your head about the punchline, that's because the sun, our solar system's star that provides heat and light, is a blindingly ...
Just as the US is not in thermal equilibrium with itself, neither is the solar wind. As far as thermodynamics and relativity, we do not have a good theory of that. Non-relativistically, there are several equivalent definitions of temperature. Relativistically, they are no longer equal. To ...