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Results tagged with energy-conservation
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user 245026
The law of conservation of energy, which states that the amount of energy in a system is constant. For questions about Earth's environment, see the climate-science tag instead.
16
votes
7
answers
7k
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How does kinetic energy work in braking a vehicle?
Do the brakes have to do more work (ignoring air resistance) slowing a vehicle from $10\ \mathrm{m/s}$ to $8\ \mathrm{m/s}$ than from $8\ \mathrm{m/s}$ to $6\ \mathrm{m/s}$?
Say a $1000\ \mathrm{ …
- 171
0
votes
3
answers
232
views
How is a motorcycle whip possible?
For clarification on what I'm talking about, please see this video link at 0:40 https://youtu.be/YAUOFy1QyiE?t=40
The riders appear to be breaking the laws of physics by rotating one way, and then cha …
- 171