If you suddenly doubled the Earth's mass, what would happen to its orbit? Group of answer choices

Earth would move toward the sun into a smaller orbit.

Earth would fall into the sun.

Earth would move away from the sun into a larger orbit.

It would remain the same.

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

Energy is the ability to do work which measures what

An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10