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The waterfalls occur when rivers flow over hard rock layers that are above layers of soft rocks. The river wears soft rocks, forming a hard rock step thatafter thousands of years becomes a steep cliff where the water falls vertically. In the fall, the water carries pebbles and stones, digging the bottom of the waterfall making a splash.

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Trajectory, distance, time and velocity of the flights

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Trajectory, distance, time and velocity of the flights

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Time of the first flight: 13 h  and a half.
Time of the second flight: 24 h and 45 minutes..
Distance of the first flight: 6.769,05 km.
Distance of the second flight: 12.648,73 km.

Velocity of the first flight: 501,41 km/h, 806770,47 miles/h, 139,2805 m/s.
Velocity of the second flight: 527,030416 km/h, 847991,940416 miles/h, 277,7 m/s.

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A gulf is formed as a bay: erosion and movement of a sea or lake.

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The crustal plates collide with each other slightly and this impact forms folds and elevations.

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The dunes are the result in the displacement and agglomeration of sand blown by the wind.
Desert dunes, are the result of weathering of rocks for different reasons.

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Bays, generally are formed by erosion and movements of a sea or lake.

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You can't go in one flight from Barcelona to Wellington. One option is to travel first from Barcelona to Delhi, in India with the company edreams (picture 1), and then from Delhi to Wellington with the company edreams too (picture 2).