6
QuizMultiple Choice

Logarithmic Functions — Test

Question 6 • CMS 2026-2027 NC Math 4 INITIAL CREDIT

The magnitude, cap m , of an earthquake is defined to be cap m is equal to the log of cap i over cap s , where cap i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and cap s is the intensity of a “standard” earthquake, which is barely detectable. What is the magnitude of an earthquake that is 35 times more intense than a standard earthquake? Use a calculator. Round your answer to the nearest tenth.

Answer
A
1 point 5
B
negative 0 point 5
C
negative 1 point 5
D
3 point 6
Previous
Next