The reservoir supplies fluid to the pump. The pump pumps the fluid to the steering unit. When the operator turns the steering wheel, connected to the steering unit via the steering shaft, the steering unit directs pressurized fluid to and from the cylinder. In response, the cylinder extends or retracts.
Up until the end of 2011, the sun rose first in either New Zealand or Kiribati. Kiribati is an island nation in the Pacific Ocean. But in 2011, Samoa moved across the International Dateline. Before that, it was the last country in the world to see the sunset on a particular day. But, this put the country 23 hours behind its main trading partners in Australia and New Zealand. On December 30, 2011, Samoa skipped a day to move to the other side of the dateline.
Only those located in the path of the Moon's full shadow, its umbra, can see a total solar eclipse. The Moon's umbra travels eastward at about 1,700 km/h (1,056 mph). A total solar eclipse can last for several hours. Totality can range from a few seconds to 7.5 minutes. The longest total solar eclipse of the 21st century took place on July 22, 2009 when the totality lasted 6 minutes and 39 seconds. Total solar eclipses typically happen a little less than once a year when: