You measure that an object has a mass of exactly 1 kg.The equivalence principle says that the mass you would measure by trying to accelerate it would be
A) 1 kg.
B) greater than 1 kg.
C) less than 1 kg.
D) different from 1kg, depending on what the object is made of.
E) larger than 1 kg, because of the Sun's gravity.

Question

Quizplus · Accepted Answer

The equivalence principle states that gravitational mass and inertial mass are equivalent, so the mass measured by trying to accelerate it would also be 1 kg.

You Measure That an Object Has a Mass of Exactly