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
Sound is a kind of energy that you can hear. Sound is made when something vibrates(振动). When you talk or sing,put your hand on the side of your neck. Then you will feel your neck vibrating. When you hit a drum, the drum and the air around it vibrate. When the vibrating air ...
It requires periodic recharging or replacement of these batteries for extending the working of such devices. Each time in order to charge these batteries an alternating current is necessary. Here we present sound as a new form of renewable energy for charging of these batteries to some extent. ...
Hint: Space is an empty vacuum with no air.Answer: Sound is a form of energy that travels through a medium like air. In space, there is no sound because there is no air. How can astronauts hear each other in the spacecraft? It's simple — the spacecraft is filled with air!2. ...
Sound is a form of energy, like light, that vibrates and travels in waves. When something vibrates, like a guitar string, it pushes molecules together. This creates an area of high pressure, which is called the compression part of a sound wave. As the string moves the other direction it...
A energy B disturbance C wave D all of the above Video Solution Struggling with Wave Motion ? Get free crash course Text SolutionVerified by Experts The correct Answer is:D Show More | ShareSave Answer Step by step video, text & image solution for The sound is a form of by Physics ...
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
The sensation felt by our ears is calledsound.It is a form of energy which makes us hear. We hear several sounds around us in our everyday life. We know thatsound travels in the form of wave. A wave is a vibratory disturbance in a medium which carries energy from one point to anothe...
The meaning of SOUND is a particular auditory impression : tone. How to use sound in a sentence. Did you know? Synonym Discussion of Sound.
A 选项 sound(声音):风扇运转时虽然会产生一定声音,但声音并不是风扇产生能量的主要形式,风扇的主要功能并非产生声音能量,所以 A 选项不太符合。B 选项 heat(热):一般情况下,普通风扇的主要作用不是产生热能,它主要是通过转动加快空气流动来使人感觉凉爽,而不是产生热量,所以 B 选项不正确。C 选项 moving(移动...