A. volume B. speed C. frequency D. intensity 相关知识点: 试题来源: 解析 C。解析:A high-frequency sound has a high pitch, while a low-frequency sound has a low pitch. 高频声音音调高,低频声音音调低,所以声音的音调由频率决定。反馈 收藏 ...
The loudness of a sound is determined by the ___ of sound waves. a. frequency b. amplitude c. consonance d. dissonance Hearing: Our hearing sense is important to be able to listen to one another, speak, communicate, hear music, hear soun...
百度试题 结果1 题目The pitch of a sound depends on its A. amplitude B. frequency C. wavelength D. speed 相关知识点: 试题来源: 解析 B。声音的音调取决于频率,频率越高,音调越高。反馈 收藏
During an experiment on sound waves, which property determines the pitch of a sound? A. Frequency B. Amplitude C. Wavelength D. Speed 相关知识点: 试题来源: 解析 A。频率决定声音的音调。B 选项振幅决定声音的响度;C 选项波长和 D 选项速度不是决定音调的主要因素。
Every sound has a pitch(音高).The pitch of a sound is how high or how low the sound is.Study the graph.Each bar(条形图)shows the lowest pitch to the highest pitch heard.The numbers arc given in a measurement called hertz(赫兹).Pitches over 20,000 hertz are too high for humans to ...
The ___ of the sound depends on the frequency. A. pitch B. volume C. tone D. timbre 相关知识点: 试题来源: 解析 A。本题考查物理词汇。选项 A“pitch”意为“音高”,声音的音高取决于频率。选项 B“volume”指“音量”。选项 C“tone”是“声调”。选项 D“timbre”表示“音色”。频率决定音高...
The ___ of sound can be measured in decibels. A. intensity B. volume C. pitch D. tone 相关知识点: 试题来源: 解析 A。“intensity”强度,声音的强度可以用分贝测量;“volume”音量;“pitch”音高;“tone”语气,这里指声音强度,所以选 A。反馈 ...
Fill in the blank(s) with the correct word. The pitch of a sound is determined by its [{Blank}], or the number of cycles per second as expressed in the unit [{Blank}]. The pitch of a sound is determined by its [{Blank...
The PITCH of a sound depends on the rate of vibration of the vocal cords, which in turn is determined by the length of the vocal cords. When the vocal cords are not vibrating at the time of its production, the resultant sound is called a VOICELESS SOUND. Consonants like [f, s, p] ...
1. (5.0分) When pitch, stress and sound length are tied to the sentence rather than word in isolation, they are collectively known as___. A. tone B. intonation C. 超p红薯menta features 相关知识点: 试题来源: 解析 当音调、重音和音长与句子相关联,而不是与孤立的单词相关联时,它们统称为...