Sound is a form of energy that travels through air, water, and solid objects. We hear sound when it reaches our ears and vibrates(震动)the tiny bones and fluids inside.Have you ever wondered how musical instrume
第62 题:根据 “Sound is a form of energy that travels through air, water, reaches our ears and vibrates (震动) the tiny bones and fluids”(声音是一种能量形式,它通过空气、水传播,到达我们的耳朵并震动微小的骨头和液体),可知我们是通过耳朵感受震动听到声音的,也就是通过这种方式感受声音。答案是 ...
Here we present sound as a new form of renewable energy for charging of these batteries to some extent. Sound energy can be converted to electric energy using piezoelectric material which exhibit piezoelectric effect. In our system we employ the direct piezoelectric effect.P.C Krishna Devi...
Sound is a form of energy, just like electricity and light. A sound is made when air molecules vibrate and move in a pattern called waves or sound waves. Think of when you clap your hands or when you slam the car door shut. That action produces sound waves, which travel to your ears...
sound 1 of 2adjective 1 a :free from injury or disease:exhibiting normal health b :free from flaw, defect, or decay asounddesign 2 a :free from error, fallacy, or misapprehension based onsoundjudicial reasoning b :legally valid asoundtitle ...
2. The sensation produced in the organs of hearing by waves of this type. See Note at ultrasound. Did You Know? The form of energy called sound is produced when matter moves or vibrates. The vibrations are transferred to another medium, usually the air, and travel through it as sound wa...
Light energy is the only form of energy that we can actually see directly. It is a type of kinetic energy, and it can also be converted into other forms of energy 反馈 收藏
whereby structure-borne sound travelling in the solid flanking structures bypasses dividing partitions, hence degrading the overall insulation performance. Sound energy in the source room is accepted by the structure principally in the form of bending waves. Bending wave energy is partly converted to qu...
The sound velocity through a given material is the distance that sound energy will propagate in that material in a given time and is a function of material density, material's acoustic impedance, and its temperature. From: Applied Welding Engineering (Third Edition), 2020 About this pageSet ale...
:mechanical radiant energy that is transmitted by longitudinal pressure waves in a material medium (such as air) and is the objective cause of hearing 2 a :a speech sound a peculiarr-sound b :value in terms of speechsounds -cherofteacherand-tureofcreaturehave the samesound ...