A woman drags a suit case and the work done is 30newton through a distance of 50metres . calculate the angle with respect to the ground.​

think its the third option

the components of a vector are the parts of the vectors that are to each other.

b perpendicular

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.