Suppose that the Sun shrank in size but that its mass remained the same. What would happen to Earth's orbit?
A. The size of Earth's orbit would shrink, and it would take less than one year to orbit the Sun.
B. Earth's orbit would expand, and it would take more than one year to orbit the Sun.
C. Earth's orbit would be unaffected.
D. Earth would change from a bound orbit to an unbound orbit and fly off into interstellar space.
Answer:C
Suppose that the Sun shrank in size but that its mass remained the same. What would happen to Earth's orbit?
A. The size of Earth's orbit would shrink, and it would take less than one year to orbit the Sun. B. Earth's orbit would expand, and it would take more than one year to orbit the Sun. C. Earth's orbit would be unaffected. D. Earth would change from a bound orbit to an unbound orbit and fly off into interstellar space.