Points, Towers

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Points, Towers

Test your knowledge - what you already know about the Struve Geodetic Arc!

Why do most of the points in the Struve Geodetic Arc offer a beautiful panoramic view? *

1 point

The points were established at the highest points of the area

Points were selected in the most beautiful places

The points were established in the towers of the military guards

How many points in total are in the Struve Geodetic Arc? *

1 point

239

249

259

What is the average distance between the points of the Struve Geodetic Network? *

1 point

15 km

20 km

25 km

How many are Struve Geodetic Arc points in Lithuania? *

1 point

What are the highest towers in the Struve Geodetic Arc? *

1 point

45 m

50 m

35 m

What average height of established towers in the Lithuanian chain of Struve Geodetic Arc? *

1 point

25 m

30 m

50 m

Why was it necessary to build tall towers at the points of the Struve Geodetic Arc? *

1 point

To ensure visibility between adjacent points

For determining the inclination of the Earth

To perform astronomical measurements

What material was used constructing Struve Geodetic Arc towers? *

1 point

Metal

Wood

Clay bricks

How was the center at the points of Struve Geodetic Arc marked? *

1 point

Drilled hole

Cutted pyramid

Cutted cross

How were the stable points of Struve Geodetic Arc established in Lithuania ? *

1 point

Used eldstones bounded together by lime-washt

Established on the largest boulder in the area

The pured and burded clay column is produced as a basement

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