Waves can transfer energy. Sound waves are a type of wave. Sound waves travel through ___. A. vacuum B. air C. water D. solid 相关知识点: 试题来源: 解析 B。解析:声波是一种波,声波通过空气传播。选项 A 真空不能传播声波;选项 C 和 D 也可以传播声波但不是最常见的传播介质。 反馈 ...
DBoth (a) and (c ) Submit Can sound waves travel through vaccum ? View Solution Why does sound travel faster in iron than in water or air ? View Solution Sound cannot travel through? View Solution Write the following steps in sequence to prove that sound travels through liquids. ...
A. 照效而风军种她红把看两适众四照效而风军种她红把看两适众四Sound can't travel through solids.照效而风军种她红把看两适众四照效而风军种她红把看两适众四 B. 关没造对干议铁然马关没造对干议铁然马Sound can travel through a vacuum.关没造对干议铁然马关没造对干议铁然马 C. 正内也正内...
The spring bounces up and down in waves. When the waves reach your friend, they bounce back to you! Light waves travel 300,000 kilometers (186, 000 miles) per second! They can also travel through a vacuum. That is why light from the sun and distant stars can travel through space to...
When the waves reach your friend, they bounce back to you! Light waves travel 300,000 kilometers (186,000 miles) per second! They can also travel through a vacuum. That is why light from the sun and distant stars can travel through space to the earth! Useful Words and Expressions;1. ...
What can we infer about sound waves? A. They can travel through a vacuum. B. They travel faster in air than in water. C. They are a form of electromagnetic radiation. D. They need a medium to travel. 相关知识点: 试题来源:
It's because space is big. Between these large objects are millions of miles of emptiness. This empty space -- sometimes calledinterstellar space-- is practically devoid of all matter, so it's effectively a vacuum. Sound waves can travel only through matter. Since there's almost no matter ...
Sound waves can travel through different media. Which of the following media will sound waves travel fastest in? A. Air B. Water C. Steel D. Vacuum 相关知识点: 试题来源: 解析 C。解析:声音传播需要介质,在固体中传播速度最快,在气体中最慢,真空不能传声。钢是固体,所以声音在钢中传播速度最...
Which waves are electromagnetic and can travel through a vacuum? What is transferred by electromagnetic waves? What electromagnetic waves help the body produce vitamin D? Where do electromagnetic waves come from? What are the components of electromagnetic radiation?
When the waves reach your friend, they bounce back to you! Light waves travel 300,000 kilometers (186,000 miles) per second! They can also travel through a vacuum. That is why light from the sun and distant stars can travel through space to the earth! Useful Words and Expressions;1. ...