How Is the Pitch of a Sound Wave Determined

question 18

Multiple Choice

How is the pitch of a sound wave determined?

• A)By intensity
• B)By amplitude
• C)By frequency
• D)By height

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Definitions:

Phylogenetic Systematics

A method of classifying organisms based on their evolutionary history and relationships, using phylogenetic trees.

Cladograms

A diagram used in cladistics which shows relations among organisms.

Molecular Clocks

Methods used to estimate the time of evolutionary events based on the hypothesis that genetic mutations accumulate at a predictable rate over time.

Fishlike Vertebrates

Aquatic animals featuring a backbone, including both true fish and fish-shaped species with similar living habitats and structures.