Question

answer these questions 7 class​

Answer 1

Answer:

a] Dec. 26, 2004  

  A powerful undersea earthquake that struck off the coast of Sumatra island, Indonesia, set off the 2004 Indian Ocean tsunami, also known as the Christmas or Boxing Day tsunami, on Sunday morning, Dec. 26, 2004.

b] Indira Point

Indira Point (6°45'10″N and 93°49'36″E), the southernmost point of the Great Nicobar Island and India itself, subsided 4.25 metres (13.9 ft) in the tsunami and its lighthouse was damaged.

c] How fast does a wave travel?

In the case of a wave, the speed is the distance traveled by a given point on the wave (such as a crest) in a given interval of time. In equation form, If the crest of an ocean wave moves a distance of 20 meters in 10 seconds, then the speed of the ocean wave is 2.0 m/s.

d] Western Coast and Eastern Coast are the two coastal plains of India.

Western Coast:

(i)   It is located between the Western Ghats and the Arabian Sea.

(ii) It is a narrow plain.

(iii) Northern part of the coast is called the Konkan while the Southern stretch is called Malabar Coast.

Eastern Coast:

(i)   It runs along the Bay of Bengal.

(ii) It is wide and level.

(iii) Northern part of it is referred to as Northern Circar while the Southern part is known as Coromandel Coast.

(iv) Lake Chilika is an important feature along this coast.

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Answer 2

Answer:

A- 2004

B-Indria point

C-both C and DD-two coastal areas are(i) It is located between the Western Ghats and the Arabian Sea. (ii) It is a narrow plain. (iii) Northern part of the coast is called the Konkan while the Southern stretch is called Malabar

explanation: number A explanation200420042004 Indian Ocean earthquake and tsunami: Facts, FAQs, and how to help. A powerful undersea earthquake that struck off the coast of Sumatra island, Indonesia, set off the 2004 Indian Ocean tsunami, also known as the Christmas or Boxingnumber B explanationIndira PointIndira PointDuring 2004 Tsunami the southern most point of lndian union

'Indira Point' got submerged under the sea water. It was situated on Great Nicobar Island in the Nicobar Islands, which are located in the eastern Indian Ocean at 6∘45′10′N and 93∘49′36′E.number explanationspeed at which the wave travels. Both Wave C and Wave D travel at the same speed. The speed of a wave is only altered by alterations in the properties of the medium through which it travels.number

D explanationCoastal areas are commonly defined as the interface or transition areas between land and sea, including large inland lakes. Coastal areas are diverse in function and form, dynamic and do not lend themselves well to definition by strict spatial boundaries.please please mark it brain list