Heat is an important energy for us. Heat makes our body and our homes warm in winter. We also use heat to cook.Sound is a kind of energy that you can hear. Sound is made when something vibrates (动). When you talk or sing, put your hand on the side of your neck. Then you ...
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根据“Light comes from the sun. It also comes from flashlights, candles and streetlights.”可知光来自太阳、手电筒、蜡烛和街灯。故选B。2.细节理解题。根据“Sound is made when something vibrates”可知声音是通过振动产生。故选A。3.主旨大意题。根据“Light, heat and sound are forms of energy. ...
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当当网图书频道在线销售正版《【预订】Elementary Lessons in Heat, Light and Sound》,作者:Jones,出版社:Sagwan Press。最新《【预订】Elementary Lessons in Heat, Light and Sound》简介、书评、试读、价格、图片等相关信息,尽在DangDang.com,网购《【预订】Eleme
Sound, Light, and Heat 作者:Wright, Mark Robinson 出版年:2010-1 页数:286 定价:$ 32.49 ISBN:9781143010231 豆瓣评分 目前无人评价 评价: 写笔记 写书评 加入购书单 分享到 + 加入购书单
The fire resistance of the light fireproof heat insulation and sound insulation wallboard disclosed by the utility model reaches class A, and the panels, the sound absorption and heat insulation material and the light steel keel frame are A-class non combustible materials, so that potential safety...
图书Modern Diabolism; Commonly Called Modern Spiritualism with New Theories of Light, Heat, Electricity, and Sound 介绍、书评、论坛及推荐
当当中国进口图书旗舰店在线销售正版《【预订】Make: Encyclopedia of Electronic Components Volume 3: Light, Sound, Heat, Motion, Ambient, and E》。最新《【预订】Make: Encyclopedia of Electronic Components Volume 3: Light, Sound, Heat, Motion, Ambient, and E
Electricity produces light, heat, and sound energy. ___ addition, electric power operates many kinds of equipment, tools, and machines, which make work easier. A. To B. By C. In D. On 相关知识点: 试题来源: 解析 A 反馈 收藏