What is the horizontal component of a ball thrown at a 27 degree angle at 16 m/s?

What is a good example of instantaneous speed

Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?

How is zig zagging a form of acceleration?