Which of the following people might observe something that appears not to agree with Newton's first law of motion?A．A person sitting still in a chairB．A person driving a car along a straight road at a constant speed of 60 km/hrC．A person riding a roller coaster (过山车)D．A person traveling in a spacecraft (宇宙飞船) moving at 0.9 times the speed of light, in a straight line
Which of the following people might observe something that appears not to agree with Newton's first law of motion?
A、A person sitting still in a chair
B、A person driving a car along a straight road at a constant speed of 60 km/hr
C、A person riding a roller coaster (过山车)
D、A person traveling in a spacecraft (宇宙飞船) moving at 0.9 times the speed of light, in a straight line
发布时间：2025-08-19 12:38:55
