Explanation

Greenwich is a borough in London, England, on the banks of the River Thames.

Explanation

The United Nations has announced that it has recognized a new record-high temperature of 18.3°C or 64.9°F set on the Antarctic continent on February 06, 2020.

The previous 17.5°C or 63.5°F record that was also set at the same location in March 2015.

Explanation

• Equator (line of zero degree latitude) divides the Earth into the Northern and Southern hemispheres.
• The Northern Hemisphere contains North America, the northern part of South America, Europe, the northern two-thirds of Africa, and most of Asia.

Explanation

• The Earth takes approximately 23 hours, 56 minutes, and 4.9 seconds to complete one rotation on its axis, which is called a sidereal day.
• This is the time it takes for the Earth to rotate once relative to the fixed stars.
• The extra 4 minutes is due to the Earth's slightly ellipsoidal shape and the effects of the Moon's gravitational pull.

Explanation

North Korea changed its time zone to align with South Korea's in May 2018, as a symbol of unity.

This change was a significant gesture towards reconciliation between the two nations, which have been divided since 1945.