P and S Waves Travel More Rapidly in the Crust

question 18

True/False

P and S waves travel more rapidly in the crust than they do in the mantle below the asthenosphere.

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Definitions:

Canaliculi

Small, channel-like structures in bone tissue that allow for the passage of nutrients and waste materials between blood vessels and osteocytes.

Lamellae

Thin layers or plates, often of bone or tissue, that are structured in a concentric fashion, as in the case of bone lamellae around Haversian canals.

Perforating Canal

Channels within the bone that provide energy and nourishing elements from the periosteum through to the compact bone.