Sound travels faster in water than in air. In this sentence, "than" is used to ___. A. compare B. describe C. explain D. show 相关知识点: 试题来源: 解析 A。本题考查 than 的用法。than 用于比较,在这个句子中是将声音在水中的传播速度和在空气中的传播速度进行比较。A 选项 compare 是“...
Is the speed of light greater in water or glass? How fast is the speed of light in scientific notation? What is the speed of light in kilometers per hour? What determines the speed of light? What is faster, the speed of light or sound?
百度试题 结果1 题目 Sound travels __ air. A.through water faster andB.where it is faster through water than throughC.faster through water than throughD.faster than through water and 相关知识点: 试题来源: 解析 C 暂无解析 反馈 收藏 ...
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According to the Solar Energy Industry Association, the number of solar panels installed(安装)has grown rapidly in the past decade, and it has to grow even faster to meet climate goals. But all of that growth will take up a lot of space, and though more and more people accept the concep...
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It varies in other temperatures and in different media. Sound travels faster in water than in air, and even faster in iron and steel. It travels a mile in 5 seconds in air, it does a mile under water in 1 second, and it travels through iron in 1/3 second. It travels through ice ...
3.空气越热,上升得越快。Thehotterthe air is,thefasteritwill rise. 相关知识点: 试题来源: 解析 答案见上 结果一 题目 3.空气越热,上升得越快。Thehotterthe air is,thefasteritwill rise. 答案 答案见上相关推荐 13.空气越热,上升得越快。Thehotterthe air is,thefasteritwill rise....
The water is covered with ice. It’s difficult for the white whales to breathe, so they come up to find openings in the ice to get enough air. As the winter is coming, they know it’s time to leave. A group of about a hundred white whales swim south toward the Bering Sea. Half...