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leemuhammad
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How Does a Space Ship reenter the Earth's atmosphere at such a great rate of speed? I understand speed in this way W=F x D. there is nothing in space for the ship to propel itself off to build this great speed.
leemuhammad said:How Does a Space Ship reenter the Earth's atmosphere at such a great rate of speed? I understand speed in this way W=F x D. there is nothing in space for the ship to propel itself off to build this great speed.
No one answered the last question. The spaceship emits part of itself (burnt fuel) at a very high rate of speed. The acceleration of the mass of the fuel to high speed generates a force that propels the spaceship forwards, and the spent fuel backwards. The higher the speed of the propellent, the more efficient the rocket engine is (more energy gained per amount of spent fuel emitted).leemuhammad said:There is nothing in space for the ship to propel itself off to build this great speed.
Jeff Reid said:No one answered the last question.
Re-entry into Earth's atmosphere is the process of a spacecraft or space shuttle returning from space and entering the Earth's atmosphere. This is a critical stage of a space mission, as the spacecraft must withstand extreme temperatures and pressure changes in order to safely reach the Earth's surface.
Space ships can travel at speeds of up to 17,500 miles per hour during re-entry. This high speed is necessary for the spacecraft to overcome the Earth's gravitational pull and re-enter the atmosphere.
The speed of a spacecraft during re-entry is affected by several factors, including the angle of entry, the composition of the atmosphere, and the weight and design of the spacecraft. The angle of entry is particularly important, as a steeper angle can increase the speed of the spacecraft, while a shallower angle can decrease it.
The speed of a spacecraft during re-entry is controlled through a combination of aerodynamic forces, such as lift and drag, and the use of thrusters or parachutes. These systems help to slow down the spacecraft and reduce its speed to a safe level for landing.
Re-entry into Earth's atmosphere can be a dangerous process, as the high speeds and extreme temperatures can put a lot of stress on the spacecraft. If the spacecraft is not properly designed or if there are any malfunctions in the systems, it can lead to structural damage or even the loss of the spacecraft and its crew. That is why careful planning and preparation is essential for a successful re-entry.