[问答题]
State the three unprovable assumpglpj- r3dl3a5i-kb+p tions of Galilean-Newtonian relativf q6 r1s)s9ka7bsa)1 vn2mlksity.
参考答案: 1. The lengths of objects are the same in all reference frames.
2. Time passes at the same rate in all reference frames.
3. The mass of an object, as well as all forces, are the same in all reference frames.