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1. define the following:
- moon
- planet
2.Contrast the Big Bang theory with the steady state model of the universe
3. Suggest one reason as to why the Big Bang theory is now accepted instead of the steady state theory
4. What is the Large Hadron Collider and what does it enable scientists to study?
Added 3+ months ago:
thank you so much in advance! I've tried googling these but its all too complicated so please answer in simple terms! thanks :)
1. moon-the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.
planet-a celestial body moving in an elliptical orbit round a star.
3They said that matter is continuously created at a rate that keeps the average density of the Universe the same as it expands. Though the Steady State theorists' ideas are largely discredited today, their research pushed the Big Bang supporters to back up their theory with evidence.
4LHC is the world's biggest ever physics experiment. The LHC allows scientists to reproduce the conditions that existed within a billionth of a second after the Big Bang
