Excellent human jumpers can leap straight up to a height of 110 cm off the ground. To reach this height, with what speed
would a person need to leave the ground?

Explain what will happen if decomposers were apsent from a forest ecoysystem.

Why does karst topography exist in some geographic location? a. few climates have enough oxygen b. most regions have rock layers other than limestone c. in most regions, the soil is too thin d. the water is too acidic enough in most places

Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.