Stem question, can you plz tell me 3 types of natural water vapor other that steam, fog, and clouds, thanks.

3.4a=57.8 what is the the value of a

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr2. write your answer in scientific notation.

One x-intercept for a parabola is at the point (-0.33,0). use the quadratic formula to find the other x-intercept for the parabola defined by the equation y=-3x^2+5x+2