TRUE OR FALSE
1.PRIMARY WAVE travel only in solid,that is why they cannot reach the liquid outer core
2.earthquake starts at a point called FOCUS which is located underground
3.the velocity of a secondary wave DECREASES when it passes through a liquid
4.SURFACE WAVE travels on the surface of the ground. They can cause tremendous damage on properties and loss lives.
5. Secondary waves travel only in solids, it can travel fast in the OUTER CORE because it is solid​