When a Sound Wave Moves Through a Medium Such as Air,the

question 61

Multiple Choice

When a sound wave moves through a medium such as air,the motion of the molecules of the medium is in what direction (with respect to the motion of the sound wave) ?

• A)perpendicular
• B)parallel
• C)anti-parallel (in opposite direction)
• D)Both choices b and c are valid.

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Definitions:

Earth's Biodiversity

refers to the variety and variability of life on Earth, encompassing the different species of plants, animals, fungi, and microorganisms, their genes, and the ecosystems they form.

Human Pollutants

Substances or products generated by human activities that contaminate the environment, posing risks to ecological and human health.

Environmental Wisdom

The understanding and application of ecological knowledge and principles to make decisions that consider the long-term impact on natural environments.

Natural Principles

Fundamental concepts or laws governing the natural world, which explain patterns observed in the physical universe.