Final answer:
In preparation for a test on Mozart's music, one should consult their syllabus for specific pieces to study, generally including widely recognized works like 'Eine kleine Nachtmusik'. To differentiate high-pitch from low-pitch instruments by sight alone, consider the size of the instruments, with smaller ones typically producing higher pitches.
Step-by-step explanation:
Since the student's question asks about Mozart, this pertains to the study of music, which falls under the Arts category. The grade level isn't specified, so we will assume a general level of knowledge about Wolfgang Amadeus Mozart, who was a prominent composer during the Classical period.
For a test on Mozart's music pieces, it's essential to know that Mozart was a prolific composer whose work can be studied across various levels of education, from Middle School to College. His compositions cover a wide range of genres, including symphonies, concertos, operas, and chamber music.
Some of his most famous and frequently studied pieces include 'Eine kleine Nachtmusik', 'The Magic Flute', and his 'Requiem'. It's crucial to check with your teacher or syllabus to understand exactly which Mozart pieces you need to be familiar with for your specific test.
To distinguish between high-pitch and low-pitch musical instruments without hearing them, one could look at their size and shape. Generally, smaller instruments produce higher pitches, while larger instruments tend to produce lower sounds. For instance, a piccolo (a small flute) has a higher pitch than a tuba, which is much larger in size.