Answer:
Chickenpox is caused by virus.
Hope it helps you
The Continental Army faced loads of defeat in the beginning of the war but got better with allies like the french
The correct answer is panicky.
The author himself says that there were a lot of things around him that made him feel nervous, or the exact word he used is - panicky. I don't know the context, however, based on this excerpt it seems that he went through something dangerous or tragic that made him feel panicky about many things around him.
<span>forces do not cancel out because they act on different bodies </span>
<span>also the forces acting on the horse is not just the force he exerts on the wagon </span>
<span>he also applies force on the ground so the static friction on the ground helps the horse move forward </span>
<span>forces acting on the horse are friction in its direction of motion and the tension opposing motion </span>
<span>if the surface has enough friction he can always move</span>