Calf (leg) The calf (Latin: sura) is the back portion of the lower leg in human anatomy. The muscles within the calf correspond to the posterior compartment of the leg. The two largest muscles within this compartment are known together as the calf muscle and attach to the heel via the Achilles tendon. Several other, smaller muscles attach to the knee, the ankle, and via long tendons to the toes.
Wind is caused by unequal air pressure formed when the sun heats the earth's surface unevenly. As such, if one part of the earth is heated and another part isn't, the wind wil â¦ l blow from the former to the latter, regardless of the direction that is. 3 people found this useful.
Best Answer: Cyclones are huge revolving storms caused by winds blowing around a central area of low atmospheric pressure. In the northern hemisphere, cyclones are called hurricanes or typhoons and their winds blow in an anti-clockwise circle.In the southern hemisphere, these tropical storms are known as cyclones, whose winds blow in a clockwise circle.s the cyclone builds up it begins to move. It is sustained by a steady flow of warm, moist air. The strongest winds and heaviest rains are found in the towering clouds which merge into a wall about 20-30 km from the storm's centre.