2. Answer the questions. Write the words.What makes ice melt? ___What turns water into steam? ___What form of matter is steam? ___ 相关知识点: 试题来源: 解析 1. Heat or temperature 2. Heat or temperature 3. Gas 冰融化是因为温度升高,使水分子获得足够能量克服相互吸引力,从固态变为液...
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Global warming in the Antarctic glaciers melt faster, sea level will rise rapidly, life on earth will have one's head above water. I told grandpa, this is too much carbon emissions. When the Spring Festival, we do not have as they often buy a lot of fireworks, fireworks set off once ...
What is causing the ice in polar regions to melt? A. Pollution. B. Deforestation. C. Climate change. D. Hunting. 相关知识点: 试题来源: 解析 C。解析:Climate change is causing the ice to melt at an alarming rate.(气候变化正以惊人的速度导致极地地区的冰融化。)反馈 收藏 ...
(南极洲) and 656,000 square miles in Greenland,an ice sheet is actually a huge land of ice from the Ice Age.These sheets form in areas where snow that falls in winter does not melt entirely over the summer.This ice,home to different species of animals,is now melt...
Can ice be described as molten? No, "molten" typically refers to materials at a much higher temperature, such as molten lava or metal. 9 Are there materials that cannot melt? Yes, some materials decompose or sublimate rather than melt, depending on their chemical properties. 8 Why is "molt...
Q. Is it safe to use Ice Melt with chloride to melt ice on the edges of our roofs and over our eaves troughs here in Michigan? What harm can it do to the shrubbery and wooden porches (floors) on which it falls upon melting?U.S. Newspapers...
He tried over 1000 different types of materials. 5 One day, he tried to use a piece of bamboo and the light bulb lit up for over a thousand hours. This invention helped other scientists to make the modern light bulb we use today. A.You can still visit it today. B.There are over...
point of ice to the eutectic temperature is called the “eutectic concentration.” At this lowest temperature, the rate at which ice melts is very slow. When this melting action slows, adding more compound has no impact on lowering the eutectic temperature, thus, the ice melts no faster. ...
A.Plastic clothes will take the place of the clothes made from other materials. B.Plastics can only be used to make clothes. C.People don’t like the clothes made from plastics. D.The future of making plastic clothes is bright.5. What’s the main idea of this passage? A.Making clothe...