Multiple choice At the centre of the earth mass of a body is zero, but weight is not zero. mass of a body is not zero, but weight is zero. both mass and weight of a body is zero. both mass and weight of a body is not zero. the value of g is 9.8. Reveal answer Fill a bubble to check yourself B Correct answer Explanation Weight depends on acceleration due to gravity and its value varies from place to place . So, it may be zero.