单词 | force |
释义 | Force![]() Force is push or pull. Unbalanced forces make an object accelerate. The unit of force is the Newton (abbreviation is N). A Newton is the force it takes to make 1 kg change its velocity by 1 m/s (meter per second) every second. Which can be written: 1 N = 1 kg m/s2 (kilogram meter per second squared) See: Acceleration |
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