Earth Science
posted by george .
To measure the strength of an earthquake, you can use either a______scale or______scale.
A)Richter
B)seismograph
C)mercalli intensity
part:2
A)moment magnitude
B)seismogram
C)mercalli intensity

Earth Science 
Samantha
a or b
Respond to this Question
Similar Questions

earth science...help
for this question: Put the folloing words together in a few sentence to explain their meaning and relationship to one another: seismic waves, seismograms, seismoghaps, and seismologists. is this answer suitable: Seismic wave is an … 
Science
Which scale measures the amount of damage after an earthquake? 
d
Calculus help!!Suppose an earthquake is measured with a magnitude of 6 on the Richter scale with an error of at most 2%. Use differentials to find the error in the intensity of the earthquake 
maths
The magnitude of an earthquake with intensity I is measured using a seismograph. The intensity I is converted into the Richter scale number using the following formula R=log10I. An earthquake in Town A was measured 3 on the Richter … 
Math
An earthquake was recorded which was 1584893 times more powerful than a reference level zero earthquake. What is the magnitude of this earthquake on the Richter scale? 
Math (PreCalculus)
An earthquake was recorded which was 1584893 times more powerful than a reference level zero earthquake. What is the magnitude of this earthquake on the Richter scale? 
Science
1. _______ magma causes powerful and explosive volcanic eruptions. A. Andesitic B. Rhyolitic C. Basaltic D. Composite B? 
Earth Science
11. Which earthquake scale takes into consideration the damage caused by an earthquake? 
Science
Lava and other materials that are launched from a volcano into the air are referred to as A. flows. B. tephra. (C. magma.) D. basalts. but i also think its B Which earthquake scale takes into consideration the damage caused by an earthquake? 
math help plz really urgent
1. The formula M=log I/S determines the magnitude of an earthquake, where I is the intensity of the earthquake and S is the intensity of a “standard earthquake.” How many times stronger is an earthquake with a magnitude of 8 than …