Assuming Your S-P Interval Was 10 Seconds and the Maximum

question 1

Multiple Choice

Assuming your S-P interval was 10 seconds and the maximum amplitude of the largest wave on the seismogram was 20 mm, what is the magnitude of this earthquake?

• A)M 1
• B)M 4.3
• C)M 5
• D)5.3

---

Definitions:

Zajonc

Zajonc is known for his work on social facilitation and the mere exposure effect, illustrating how presence of others affects individual performance and how repeated exposure increases liking.

Ringelmann Effect

The phenomenon where individual productivity decreases as the size of the group increases, often due to coordination and motivation problems.

Social Facilitation

The tendency for individuals to perform differently when in the presence of others versus when alone, typically improving performance on simple or well-rehearsed tasks.

Compresence

The psychological or physical co-existence of individuals in the same place and time, enabling interaction or communication.