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A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a ...
Brad Pitt. William Bradley Pitt (born December 18, 1963) is an American actor and film producer. He is the recipient of various accolades, including two Academy Awards, two British Academy Film Awards, two Golden Globe Awards, and a Primetime Emmy Award. One of the most influential celebrities, Pitt appeared on Forbes ' annual Celebrity 100 ...
SI base units. The SI comprises a coherent system of units of measurement starting with seven base units, which are the second (symbol s, the unit of time ), metre (m, length ), kilogram (kg, mass ), ampere (A, electric current ), kelvin (K, thermodynamic temperature ), mole (mol, amount of substance ), and candela (cd, luminous intensity ).
The Cold War was a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc, that started in 1947, two years after the end of World War II and lasted to 1991, the fall of the Soviet Union. The term cold war is used because there was no large-scale fighting ...
The Philippines is an archipelago of about 7,641 islands, [202] [203] covering a total area (including inland bodies of water) of about 300,000 square kilometers (115,831 sq mi).
North Korea, [c] officially the Democratic People's Republic of Korea ( DPRK ), [d] is a country in East Asia. It constitutes the northern half of the Korean Peninsula and borders China and Russia to the north at the Yalu (Amnok) and Tumen rivers, and South Korea to the south at the Korean Demilitarized Zone. [e] The country's western border is ...
Beyonce Giselle Knowles-Carter (/ b i ˈ ɒ n s eɪ / ⓘ bee-ON-say; née Knowles; born September 4, 1981) is an American singer, songwriter and businesswoman. Dubbed "Queen Bey", she is regarded as a prominent cultural figure of the 21st century and has been recognized for her artistry and performances, with Rolling Stone naming her one of the greatest vocalists of all time.
Braintree Town. Braintree Town Football Club is a professional football club based in Braintree, Essex, England. They are currently members of the National League, the fifth tier of English football, and play at Cressing Road .