Question

A. Tick () the correct option.
d. pictograph
1. Intensity of an earthquake is measured with the help of a
b. electrograph c. cardiograph
a. seismograph
2. An earthquake can cause
a. railway lines to be twisted
c. power failure
b. floods
d, all of these​

Answer 1

Answer:

1. a. seismograph

2. all of these