The sun is made ofgas and plasma. Most of the gas — 92% — is hydrogen. If the sun were smaller, it would just be a huge ball of hydrogen akin toJupiter. According to NASA Space Place, the hydrogen in the sun's core is held together by a lot ofgravityresulting in high pressure...
If you ask a child to paint a picture of the sun, you will most likely get a bright yellow circle on a piece of paper. This is actually quite accurate, given that the sun is a ball of hot gas and that its surface (called the photosphere) mostly shines in bright yellow light. The...
What is the most abundant gas in Earth's atmosphere? Which terrestrial planets have mostly carbon dioxide atmospheres? What is the second most prevalent gas in Earth's atmosphere? What are terrestrial planets' atmospheres made of? Which of the terrestrial planets does not have an atmosphere?
That means that it is mostly made of gas and liquid. The clouds that surround Jupiter make light and dark stripes on the planet. One cloud is known as the Great Red Spot. This spot changes place from year to year. Scientists think that the spot may be an intense storm....
aThese are mostly H.pygmaea var. splendens F2 or beyond hybrids. Plants are grown outdoors and are exposed to the winter rains of coastal California. The excellent color of the plants is reflected by full morning sun and afternoon shade. 这些是主要H.pygmaea变种。 splendens F2或在杂种之外。
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Blame for this often focuses on big industries and gas-guzzling vehicles. But agriculture plays a major role, too. In the past 40 years alone, the global cattle population has doubled.5 Cows munch mostly grasses and hay yet they grow big and hefty. Why? Because of the rumen. The rumen...
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They think that Jupiter is mostly made up of gas and liquid.可知答案。2. 答案: D解析: D 细节理解题。根据文章第二段可知答案。3. 答案: A解析: A 细节理解题。根据文章第四段第一、二句Jupiter's surface cannot be seen from the Earth. Many layers of thick clouds surround the planet.可知...
Inadditiontolightandheat,thesunalsoradiatesa low-densityparticleflow(mostlyelectronsandprotons) to form the solar wind, spreading in the solar system at 450 kilometers per second. Solar wind and high energy particles are emitted when they shine in the sun. They affect the tides and ...