What is another term for a polar molecule?

they can be called polar covalents

Polar molecules are hydrophillic, So you can say hydrophillic (loves water)

here we know that ball will drop down by total distance 3.2 m

so here we know that

now using kinematics

now in the same time it will cover horizontal distance of 0.75 m

so speed of the ball will be

see earlier answer