(4.72 × 10¹⁵)- (8.0 × 10¹⁴)=

question 59

Multiple Choice

(4.72 × 10¹⁵) - (8.0 × 10¹⁴) = :

• A) 3.92 × 10¹
• B) 4.64 × 10¹
• C) 3.92 × 10¹⁴
• D) 3.92 × 10¹⁵

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Definitions:

Ground Shaking

Vibrations of the earth's surface typically caused by seismic waves generated during earthquakes.

Tsunami

A large sea wave caused by underwater earthquakes or landslides.

Rigid Concrete

Concrete that, once cured, becomes very hard and lacks flexibility, used in construction for its strong structural properties.

Earthquake Warning Systems

A network of sensors and communication tools designed to provide advance notification of an earthquake, allowing people and systems time to prepare and respond.