If a force of 20 N acts on a body, then it's y component is: A. 0
B. 1 N
C. 10 N
D. 20 N

Could you please tell the answer and also give an explanation of how u solved it so next time I can do it on my own?

Two polarizers are oriented at 70∘∘ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?

Arrange the images in order to show how lake-effect snow occurs.