The way I remember the diffrence between longitude and latitude is that latitude sounds like ladder sabe ladders have the step racks / horizontal.
Answer:
B. Their location on the Baltic Sea
Explanation:
Invasions from other powers had been taking place in the Baltic Nations for a very long time due to it's location.
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.
