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The ionosphere, a layer of the Earth's atmosphere, acts like a giant magnet by interacting with charged particles such as electrons and protons from the sun. These charged particles are attracted and guided by the Earth's magnetic field within the ionosphere, creating phenomena like the auroras.
The ionosphere, which is part of the thermosphere layer of the atmosphere, acts like a giant magnet due to its high concentration of charged particles. These charged particles interact with Earth's magnetic field, creating the auroras and affecting radio communication.
The earth's outer core, composed of molten iron and nickel, acts like a giant magnet, generating the planet's magnetic field through a process known as the geodynamo effect. This magnetic field plays a crucial role in protecting Earth from the solar wind and cosmic radiation.
The Earth's magnetic field is like a magnetic dipole, with one pole near the north pole and the other near the south pole.
A heat shield protects the spacecraft when it enters the atmosphere from space by absorbing and dissipating the intense heat generated due to atmospheric friction. The heat shield helps prevent the spacecraft from burning up during reentry by creating a layer of hot and ionized gas, or plasma, around the spacecraft that acts as a barrier.
The ozone layer within the Earth's atmosphere acts as a filter for the sun's harmful ultraviolet (UV) radiation. It absorbs most of the incoming UV rays, protecting life on Earth from their damaging effects.