You could have made sure the books were the same weight and your friends could have done it at the same time as you
Sink<span> is a </span>carbon<span> reservoir that is increasing in size, and is the opposite of a </span>carbon<span> "source". The main natural </span>sinks<span> are the oceans and plants and other organisms that use photosynthesis to remove </span>carbon<span> from the atmosphere by incorporating it into biomass.</span>
<span>The Answer is Interphase</span>
Over time from weathering and erosion. The rock will break down and turn into a fine particle with will be turned into soil.
