Differences

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--- physics [2022/10/22 08:09] – [Physics] jhagstrand
+++ physics [2023/01/11 08:11] (current) – external edit 127.0.0.1
@@ Line 118: / Line 118: @@
   * force
   * efficiency - a percentage: (output/input) * 100
+$ m\cdot s^{-2} $
 Units of measure
@@ Line 125: / Line 127: @@
 ^ term   ^ description              ^ equation ^ SI unit ^ other unit ^
 | energy | the potential to do work | | joule | scalar |
-| work   | an amount of energy transformed when one object acts upon another| | joule | scalar |
+| work   | the amount of energy spend to do some work | | joule | scalar |
-| force  | a push or pull that can result in changing the velocity of an object | 1 kg⋅m/s^2 | Newman | scalar |
+| power  | the rate at which work is done | joules per second  || |
+| speed  | movement | | $m/s$ | mph, kph |
+| acceleration | increasing speed |$ m/s^2$||$ \frac{m}{s} \nicefrac{m}{s} m/s $ |
+| force  | a push or pull to produce acceleration | 1 kg⋅m/s^2 | Newman | scalar |
 | power  | the rate at which work is done | mass * distance / time | Nm/s | Watts, HP |
 | mass   | | |
 | weight | | |
+https://en.wikipedia.org/wiki/International_System_of_Units
 Newton is a unit of force, not power, but 1 horsepower = 746 Nm / sec.