The answer to the water cycle<span> or hydro logic is a continuous </span>cycle <span>where </span>water<span> evaporates, travels into the air and becomes part of a cloud, falls down to earth as precipitation, and then evaporates again. ... As clouds move up and over mountains, the </span>water<span> vapor condenses to form precipitation and freezes. states the inter-web.</span>
Answer:
only 30% of total energy will be useful ..
So, Useful energy =

13.5J energy is useful
Answer:
Movement in narrow zones along plate boundaries causes most earthquakes. Most seismic activity occurs at three types of plate boundaries—divergent, convergent, and transform. As the plates move past each other, they sometimes get caught and pressure builds up.
1- A
2- C
3-
4- E
5- A
6- D
7- E
8- B
9- E
10- B
11- B
The preoperational stage is one of the many stages of a child's development. Piaget states that the most obvious change during the preoperational stage is the increase in a child's use language as a symbol or tool for communication. Though they can use language as symbols, they are still not able to form logic or transform ideas into understandable information.