How Fast Do Tectonic Plates Move on Earth

question 22

Multiple Choice

How fast do tectonic plates move on Earth?

• A) a few centimeters per year
• B) a few centimeters per century
• C) a few kilometers per century
• D) quite fast, but only during earthquakes
• E) about 1 mile per hour

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Definitions:

Simple Squamous

A single layer of flat cells, found in locations where processes such as filtration and diffusion take place.

Fenestrae

Small openings or pores, especially in the capillary endothelial cells, that allow for exchange of substances between the blood and surrounding tissues.

Interstitial Spaces

Areas that surround tissue cells, filled with interstitial fluid, which allows for the transport of substances between blood and cells.

Arteriosclerosis

A general term describing the thickening and hardening of the walls of the arteries, which can restrict blood flow to organs and tissues.