A ________________ is known by different names in different parts of the world. It is called a ‘hurricane’ in North America.
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Which of the following is NOT a metamorphic rock?
Sexratio in India is measured as
A Sonar of a ship sends sounds waves of speed 1500 m/s. These waves are reflected back by the ocean floor in 5 seconds. Find the depth (in m) of the ocean floor.
What will be the value of the kinetic energy (Ek) of a moving body with mass m, if its speed is doubled from v to 2v?
The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as
Carnotite is an ore/mineral of _____.
Kyoto Protocol is associated with