How Does a Seismograph Work

question 53

Multiple Choice

How does a seismograph work?

• A) Sensitive triggers record digital signals and change them into binary so computers can analyze the data.
• B) Fluid-filled sensors register shaking signals and feed them to recorders.
• C) Rotating drums are marked by pens when Earth shakes.
• D) Infrared movement sensors are wired to an inverter that changes the signals to binary so computers can analyze the data.

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Definitions:

Shivering

An involuntary response to cold, involving rapid, rhythmic muscle contractions to generate heat and increase body temperature.

Muscle Tissue

Muscle tissue is a specialized tissue in animals designed to contract and produce force and movement.

Epithelial Tissues

Layers of cells that cover internal and external surfaces of the body, including skin, glands, and lining of organs, serving as protective barriers and involved in absorption and secretion.

Basement Membrane

The thin, non-cell layer of an epithelial membrane that attaches to the underlying tissues; consists of tiny fibers and polysaccharides produced by the epithelial cells.