这个工具适合做什么
Use it to connect mass and velocity to kinetic energy, with momentum shown as a companion value.
- Compare moving objects.
- Check physics lab values.
- Estimate impact energy changes from speed.
根据质量与速度计算动能。
KE = 1/2 × m × v²输入已知数值后,计算器会使用该公式给出主要结果,并提供辅助指标帮助你检查结果是否合理。
| Symbol | Variable | Description |
|---|---|---|
| mass | Mass | Mass, entered in kg. |
| velocity | Velocity | Velocity, entered in m/s. |
输入已知数值
按字段填写数值,并确认单位与页面公式一致。
点击计算
主结果会显示在高亮行中,相关辅助结果会显示在下方。
解读结果
Kinetic energy grows with the square of velocity, so doubling speed makes the energy four times larger.
Use it to connect mass and velocity to kinetic energy, with momentum shown as a companion value.
Kinetic energy grows with the square of velocity, so doubling speed makes the energy four times larger.
Use kilograms and meters per second when you want the result in joules.