Respuesta :
Answer:
A.
Earth's elements are used and reused in different molecules over time.
Explanation:
Earth elements remain constant and are used and reused in different molecules over time.
A good example is water, it is used and poured to the ground.
After this it rises through evaporation to form clouds and later come down as rain.
Rain water is collected and used for different purposes including industries, agriculture and for domestic use.
Answer:
earth's elements are used and reused in different molecules over time.
Explanation:
The use and reuse of elements illustrates two principles of geology: matter and energy are conserved; and the Earth is an almost closed system.