A Sound Wave in Air Has a Frequency of 515

question 42

Multiple Choice

A sound wave in air has a frequency of 515 Hz and a wavelength of 0.68 m.What is the air temperature?

• A) -18°C
• B) 32°C
• C) 15°C
• D) 27°C

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Definitions:

Barbiturates

A class of drugs that act as central nervous system depressants, often used for their sedative and anxiolytic effects.

Hallucinogens

A category of drugs that can alter and distort perceptions of time and space, alter mood, produce feelings of unreality, and cause hallucinations; also called psychedelics.

Marijuana

A psychoactive drug from the Cannabis plant used for medical or recreational purposes, known for its effects like altered senses and mood changes.

Depressant

A substance that reduces the function or activity of a specific part of the body or brain, commonly used to refer to central nervous system depressants.