equations

• What is the formula for speed?


  $v =$$\frac{s}{t}$
• How is acceleration calculated?


  $a =$$\frac{\Delta v}{t}$
• What does the equation $v_t^2 - u^2 =$$2as$ represent?


  It relates the final velocity, initial velocity, acceleration, and distance traveled.
• What is the formula for resultant force?


  $F =$$ma$
• How is weight calculated?


  $w =$$mg$
• What is the formula for momentum?


  $p =$$mv$
• How is work done calculated?


  $W =$$Fs$
• What does the equation $F =$$ke$ represent?


  It describes the relationship between force, spring constant, and extension of a spring.
• What is the formula for elastic potential energy?


  $E_e =$$\frac{1}{2} ke^2$