Drums are a specific type of percussion instrument that typically have a hollow body and a membrane that is struck to produce sound. Percussion, on the other hand, is a broader category that includes a wide range of instruments that are struck, shaken, or scraped to produce sound. While drums are a subset of percussion instruments, percussion encompasses a variety of instruments such as cymbals, tambourines, maracas, and xylophones. **

Several musicians have used self-invented instruments in their music. One notable example is the experimental rock band, The Flaming Lips, whose frontman Wayne Coyne has created unique instruments such as the "guitar-bass" and the "space bass" to achieve their distinctive sound. Another example is the musician and composer Harry Partch, who designed and built his own microtonal instruments to perform his compositions. Additionally, experimental musician and composer Björk has used custom-made instruments, such as the "gameleste," a hybrid between a gamelan and a celesta, in her music. These musicians demonstrate the creativity and innovation that can come from inventing and using unique instruments in their work. **

To improve your self-confidence in dancing and have more expression, you can start by practicing regularly and setting small, achievable goals for yourself. This will help you build your skills and feel more confident in your abilities. Additionally, try to focus on the joy of dancing and expressing yourself rather than worrying about what others may think. Surround yourself with supportive and encouraging people who can provide constructive feedback and help boost your confidence. Finally, remember to be patient with yourself and celebrate your progress along the way. **

Rhythm and meter play a crucial role in determining the expression of Poetry Slam. The rhythmic patterns and meter help to create a flow and cadence to the performance, enhancing the delivery of the poet's message. By using different rhythms and meters, poets can manipulate the pace, tone, and emphasis of their words, adding depth and emotion to their performance. Overall, rhythm and meter in Poetry Slam help to engage the audience, create a dynamic performance, and amplify the impact of the poet's words. **

Rhythm and meter play a crucial role in Poetry Slam as they help create a dynamic and engaging performance. The rhythmic patterns and meter can enhance the delivery of the poem, making it more impactful and memorable for the audience. By using different rhythms and meters, poets can control the pace and tone of their performance, effectively conveying emotions and emphasizing key points in their piece. Overall, rhythm and meter in Poetry Slam can elevate the expression of the poem, making it more powerful and resonant with the audience. **

Music without instruments, drums, and bass is often referred to as a cappella music. A cappella music is vocal music performed without instrumental accompaniment, relying solely on the voices of the singers to create the melody, harmony, and rhythm of the music. This style of music can range from traditional choral arrangements to contemporary pop and rock covers, showcasing the versatility and creativity of vocal performance. **

The expression for performance pressure in Japanese is "パフォーマンスプレッシャー" (pafo-mansu puressha). This term is used to describe the stress or anxiety that comes from the expectation to perform well in a particular situation, such as at work or in a competitive environment. It reflects the cultural emphasis on achievement and success in Japanese society, and the pressure that individuals may feel to meet these expectations. **

Music that boosts self-esteem is typically characterized by positive and empowering lyrics, uplifting melodies, and a strong beat. Genres such as pop, rock, and hip-hop often contain songs with themes of confidence, self-empowerment, and overcoming obstacles, which can help listeners feel more confident and capable. Additionally, music that resonates with personal experiences and emotions can also contribute to a sense of self-worth and validation. Ultimately, the type of music that boosts self-esteem can vary from person to person, as individual preferences and experiences play a significant role in how music affects our emotions and self-perception. **