The planets revolve around the sun without losing energy when gravitational force is acting on them .why?
How does the earth orbit the sun without losing energy?
Does the sun orbit the earth? What does the sun orbit? Does a planetary orbit depend on the sun? Is the planet earth moving close to the sun with every orbit? How do we get energy from the sun? Why doesn't the earth accelerate towards the sun? Why is the earth's orbit around the sun almost circular? Why isn't the Sun orbiting Earth? What is the motion of the earth around the sun called? Can we absorb energy from the sun? Why doesn't Jupiter orbit the sun? Is it true that the sun is losing mass over time and thus the Earth is moving away from the sun ever so slightly all the time? What happens to a planetary system when its sun dies? How do we get more energy from the sun? How is the orbit of Mars around the Sun determined? What will the sun do to the earth in 1 billion years? If the sun stopped to function as an energy source, how long can life on the Earth sustain on the energy that we can produce by ourselves? Is the earth moving closer to the sun? Could the Earth become a Sun? Why is the Earth not attracted towards the sun when it’s at its perihelion? What if gravity between sun and earth is removed? How powerful is the sun? Does the energy radiated from the Sun contribute to an increase in the mass of Earth? How much distance does earth cover while revolving around the sun? What would happen if the earth was the size of the sun? What is the force of gravity between the Sun and Earth? If the universe is expanding, why is the Earth moving towards the Sun? Why don't planetary orbits violate the law of conservation of energy? Where does the kinetic energy Come from? How is the motion of stars similar to the motion of the sun? What would happen if the earth stopped to move around the sun?