Answer:
B. P waves can travel through liquids
Explanation:
P waves or primary waves are elastic waves produced from an earthquake. They are the first waves that arrives a Seismic station when an earthquake disturbs the earth.
P and S waves are both body waves that moves within the earth.
P- waves travel faster than S- waves and can propagate through any medium. S-waves or Secondary waves are shear waves that can only propagate through soilds.
Both waves are longitudinal and moves parallel to their source of propagation. They move by disturbing other particles in their line.
Transverse waves are the love and rayleigh waves. They are both surface waves that travels and cause disturbance on the surface of the earth during an earthquake. They move up and down.
Answer:
C
Explanation:
is the scanning of the earth by satellite or any high flying device to obtain information about a place
The only legitimate basis for the formation of a state is the nation.
Explanation:
The formation of a state can be an easy or a very complicated process. Also, it can be done in a peaceful manner, or through usage of violence and military action. The states have been formed in many different ways over the course of the history. The principle of self-determination though states that the only legitimate basis for the formation of a state is the nation.
- This principle seems good and legit, but in practice has turned out to be very problematic.
- Numerous states have been formed without really having a nation, but more a mixture of different people and cultures stuffed together without even asking them for it.
- There a re lot of nations around the world that do not have states, or rather are not allowed to have states, such as the Basques, Catalans, Kurdish etc.
- Some states have been formed because of the interest of other states, like the example of Kosovo in the Balkans.
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