Which is rocket fuel igniter? A plasma igniter has been developed for initiating combustion in liquid-propellant rocket engines. The device propels a hot, dense plasma jet, consisting of elemental fluorine and fluorine compounds, into the combustion chamber to ignite the cold propellant mixture. What kind of igniter is used for small rockets? Pyrotechnic Igniters A […]
Why do space shuttles carry liquid hydrogen instead of hydrogen gas?
Why do space shuttles carry liquid hydrogen instead of hydrogen gas? Liquid hydrogen fuel has many benefits, including its low molecular weight and high energy output when burned together with liquid oxygen. Hydrogen also provides low-density liquid fuel for navigation thrusters in orbit. The main engine of the space shuttle used liquid hydrogen fuel. What […]
Where can you build a colony on Mars?
Where can you build a colony on Mars? Mars Scientific City is part of the Mohammed Bin Rashid Space Centre’s Emirates Mars Mission, which aims to establish a viable human colony on the planet within a hundred years. Where would u land on Mars? Picking a Landing Site for NASA’s Mars 2020 Rover Columbia Hills, […]
What did South Korea do in 1960?
What did South Korea do in 1960? In the 1960s, South Korea under President Park Chung-hee launched economic and social development plans, and soon the economy began to grow, although the lives of ordinary people were hardly affected until the 1970s. By the time of Park’s death in 1979, income was over $1,500. When did […]
How many House of Representatives does South Carolina have?
How many House of Representatives does South Carolina have? South Carolina House of Representatives Seats 124 Political groups Majority Republican (81) Minority Democratic (43) Length of term 2 years Authority Article III, South Carolina Constitution How many senators are there in South Carolina? Tim Scott (Republican Party) Lindsey Graham (Republican Party) South Carolina/Senators Who is […]
Which fossil remains were found in both South America and Africa?
Which fossil remains were found in both South America and Africa? Mesosaurus Remains of Mesosaurus, a freshwater crocodile-like reptile that lived during the early Permian (between 286 and 258 million years ago), are found solely in Southern Africa and Eastern South America. It would have been physiologically impossible for Mesosaurus to swim between the continents. […]
What two empires were in Central America?
What two empires were in Central America? Of all the world’s ancient civilizations there are few more famous than the Maya and Aztec empires which developed across Mexico and Central America, within the area known as Mesoamerica. What is the name of the most famous empire in South America? Hundreds of years before the arrival […]
What are 2 or 3 of the main natural resources found in South America?
What are 2 or 3 of the main natural resources found in South America? South America’s major mineral resources are gold, silver, copper, iron ore, tin, and petroleum. These resources found in South America have brought high income to its countries especially in times of war or of rapid economic growth by industrialized countries elsewhere. […]
What are the countries that the equator passes through?
What are the countries that the equator passes through? Starting at the Prime Meridian and heading eastwards, the Equator passes through: (Africa – 7) : Sao Tome & Principe, Gabon, Republic of the Congo, Democratic Republic of the Congo, Uganda, Kenya, Somalia, (Asia-Pacific – 3) : Maldives*, Indonesia and Kiribati*, (South America – 3) : […]