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In the following question, the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct. 1. Earthquakes are the shaking and moving of the ground when energy is released in waves.   P. These waves are similar to ocean waves, which move through water. Q. These waves are called seismic waves.  R. Seismic waves, however, move through the ground. S. Earthquakes can also be caused by other natural events, such as landslides and volcanoes.  6. Manmade earthquakes happen because of nuclear testing and mining explosions.
Which of the following statements is correct regarding secondary seismic waves (S waves)? I. They are also called longitudinal waves. II. These waves cannot pass through liquid materials. III. Their speed is lower than surface waves.
With reference to secondary seismic waves (S waves) which of the following statements are correct? I. These are also called longitudinal waves. II. These waves cannot pass through liquids. III. Their speed is less than surface waves.
Which of the following statements are not true for sound ? (a) Sound waves are transverse waves. (b) Audible sound waves have frequency range of 20 kHz and above. (c) Sound waves require medium for propagation. (d) Non-periodic sound waves are termed as ‘Noise’. 
Which of the following statements is/are correct?   A) Sound waves are transverse waves. B) Audible sound waves have a frequency range of 20 kHz and above. C) Sound waves required a medium for propagation. D) Non-periodic sound waves are term as noise.
With reference to the interior of the earth consider the following statements. 1] All natural earthquakes take place in the lithosphere. 2] The lithosphere refers to the portion of depth up to 200 km from the surface of the earth. 3] Earthquake waves are basically of four types — body waves, surface waves, rolling waves and shock waves. Which of the statements given above is / are correct?
Statement I Sound waves cannot propagate in vacuum.
Statement II Sound waves are elastic waves and require a medium to propagate.
Consider the following statements.
1. In sound waves, the vibrations are perpendicular to the direction in which the wave travels.
2. Sound waves are elastic waves.
Which of the statement(s) given above is/are correct?
With reference to the interior of the earth consider the following statements. 1] Body waves are generated due to the release of energy at the focus. 2] Denser the material, the lower is the velocity of the Earthquake waves. 3] There are two types of body waves. They are called P and S-waves. Which of the statements given above is / are correct?
The figure given below shows the function of ultrasonic waves. What are these techniques called?
Sounds waves and Motion mcq question image