Important equations
`∆x = x_f - x_i`
`∆v = v_f - v_i`
`a= (∆v)/(∆t) `
`v_f = v_i + at`
`∆x = v_it + 1/2 a t^2`
or `x_f = x_i + v_it + 1/2 a t^2`
`v_f^2 = v_i^2 + 2a∆x`
or `v_f^2 = v_i^2 + 2a(x_f - x_i)`
| symbol | meaning | units | SI unit | basic SI units |
|---|---|---|---|---|
| t | Time | second | `s` | `s` |
| v | Velocity | meter per second | `m//s` | `m//s` |
| `a` | acceleration | meter per second square | `m//s^2` | `m//s^2` |
| `x` | position | meter | `m` | `m` |