Earth’s atmosphere protects life by blocking harmful solar radiation, regulating temperature, and containing oxygen for respiration. It also acts as a shield against meteoroids and space debris, preventing them from reaching the surface.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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Mars is significant in space exploration due to its potential for past or present life, its similarities to Earth, and its potential for future human colonization. It is a prime target for exploration missions.
A space shuttle typically includes the orbiter, solid rocket boosters, and an external fuel tank. The orbiter houses astronauts and equipment, while the boosters and tank provide the necessary propulsion for launch.
Scientists use telescopes to collect and magnify light from distant celestial objects. Telescopes help them observe and analyze stars, galaxies, and other cosmic phenomena, providing data that enhances our understanding of the universe.
Gravity is the force that governs the movement of celestial bodies in the solar system. It keeps planets in orbit around the Sun and influences the paths of moons, comets, and asteroids.