Answer:
this should help
Explanation:
In a rocket, burning fuel creates a push on the front of the rocket pushing it forward. This creates an equal and opposite push on the exhaust gas backwards
Answer:
k
=x + 9/x
Explanation:: Idk hopefully this helps if not im sorry :/
Answer:
Quartz is not pure in this rock.
Explanation:
When quartz shows effervescence in contact with an acid, it means that it is not in its pure state, but rather related to other substances that may be cementing the quartz. This effectiveness is caused by substances that do not react like quartz, such as calcite.
In this case, we can conclude that in relation to the calcium-rich rock shown in the question above, the calcium is not pure, but it is likely to be related to calcite, or other material that does not react to acid.
Answer:
Houston because we get hurricanes and I survived the last one or two. Hurricane Harvey and this other one
Explanation:
