All questions use a message box to output results.
Question 1: Solving symbolically.
Solving for distance from a pivot point to the center of gravity of a pendulum using a formula for frequency. I just used solve() to find L.
Question 2: Projectile
Solve for horizontal and vertical distances. Using subs() to substitute real values for symbolic data.
Question 3: Weather balloon
Question 4: Spring
Question 5: Trigonometric Function