Question

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illues WILI UTE UISLr Duvor OT Volcalives.
III. Indicate the correct answer by writing the appropriate letter in the blanks:
1. Earthquakes are recorded by an instrument called
(a) Barograph
(b) Seismograph (c) Thermograph (d) Hydrograph
2. The point of origin of an earthquake is called
(a) Epicentre
(b) Seismic focus (c) Seismic centre (d) Earthquake centre
3.
waves can pass through solids only, and not through dense molten matter.
(b) Secondary
(a) Primary
(d) Long
(c) Tertiary​

Answer 1

Answer:

1. (b) Seismograph
2. (a) Epicentre
3. (b) Secondary