10 south of west is a way measure of the direction between south
and west.
Answer here
SUBM

The speed of sound in ice, water, and steam is shown. what best explains the speed of sound in different states of matter? sound travels fastest in ice because energy is easier to transfer when the molecules are close together. sound travels slowest in steam because the sound has to move around the gas molecules that are far apart. sound travels fastest in ice because the temperature of solids is always greater, so the heat transfers the sound energy. sound travels slowest in steam because the pressure is so great the sound cannot travel though the steam particles.

What is the relationship between the direction of motion of the balloon and the wind currents

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?