1. What's the sun made up of? A. Light. B. Rock. C. Gases. 2. What can we know about the sun according to the passage? A. The sun is bigger than the moon. B. The sun is as big as the moon. C. The sun is as small as the moon. ...
sun, it would burn up long before it arrived.(1).According to the passage, the sun is ___ the earth.O A.bigger than O B.as big as O C.as small O D.smaller(2).What's the sun made up of?O A.Light O B.Rock O C.lava O D.Gases(3).What's the BEST title of the ...
How Do We Know What the Sun Is Made Of? You may be wondering how, exactly we know what makes up the sun. After all, no human has ever been there and no spacecraft has ever brought back samples of solar matter. The sun, however, is constantly bathing the earth in electromagnetic ...
Layers of the Sun The 435,000 miles (700,000 km) thick Sun is made up of gases (mostly helium and hydrogen) and is differentiated into two main zones, the inner and outer layer. The inner layers are the thickest and contain 3 zones. These zones are the core, radiative zone and ...
Radiative Zoneis responsible for the transfer of energy to nearby areas through radiation. The temperature here ranges from 12,000,000 to 4,000,000 degrees Fahrenheit. Convective Zone.In this zone the energy is transferred by gases moving in a convection cycle. The temperature here is 4,000,...
Unlike the earth,the sun is not a planet.It is a star.The sun is made up of hot gases.The burning gases give heat and light.The moon is mostly rock (岩石)and lava (熔岩).Even though it seems to give light to the earth,the moon in a dark sky,we see the side of the moon ...
1. The moon might seem bigger because ___2. What's the sun made up of?___3.___4.___ 相关知识点: 试题来源: 解析 【解析】 1. The moon might seem bigger because it is so close to the earth.是答案提示。 2.The sun is made up of hot gases.是答案提 示。 3.虽然月球似乎给...
17.The sun lights the earth's sky during the day.The moon appears to light our sky at night.But the sun sandy the moon are more than just big lamps(灯)!Unlike the earth.the sun is not a planet.It is a star.The sun is made up of hot gases.The burnin
Like any other star, the Sun is made up primarily of hydrogen, with a less amount of helium. Between the two, it’s around 99% made from these two gases. But we still aren’t 100% sure what’s inside the Sun, and whether there’s another material in the mix. ...
Should be used when the type and atmospheric concen tration of substances identified require a high level of respiratory protection,but less skin protection.Level B protection should be used when vapors and gases are not suspected of containing high levels of chemicals harmful to skin or capable...