Solve the following formula for the indicated variable. What does the formula describe?
E = (1/2)mv² for m

• A. kinetic energy, m = E/((1/2)v²)
• B. kinetic energy, m = (1/2)Ev²
• C. kinetic energy, m = ((1/2)v²)/E
• D. kinetic energy, m = 2Ev²

Answer: (A)