hearing the text explains how we might distinguish loudness for low frequency sounds how might we distinguish loudness for a high frequency tone

1. The text explains how we might distinguish loudness for low-frequency sounds. How might we distinguish loudness for a high-frequency tone?

2. In the English language, the letter t has no meaning out of context. Its meaning depends on its relationship to other letters. Indeed, even a word, such as to, has little meaning except in its connection to other words. So is language a labeled-line system or an across-fiber pattern system?

3. How could you determine whether hypnosis releases endorphins?

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