Natural gas is a fossil fuel used as a source of energy for heating, cooking, and electricity<span> generation. It is also used as fuel for vehicles and as a chemical feedstock in the manufacture of plastics and other commercially important organic chemicals.</span>
They both take place in the nucleus :)
D -<span>the start of glaciation and climatic changes</span>
Answer:
it should be C. If not, try D.
Explanation:
Physical weathering of rock by water happens when waters affects the shape of a rock in any sort of form, such as breaking it into small pieces, breaking off a large chunk or etc.