um do you have a question to ask?
Answer:
The correct answer is:
b. Calcite
Explanation:
According to its chemical composition the calcite CaCO3 will have a strong reaction in contact with the hydrochloric acid, that is why the bubbles of carbon dioxide gas will be visible after such reaction.
Welp they both had two great oceans between them, a land invasion is near Impossible, and a sea attack would not be smart for the Central Powers/Axis
An Air attack needs refueling and no enemy had a close airbase plus we had anti air any attack on North America or any of the Americas is useless.
•Humans (biosphere) built a dam out of rock materials (lithosphere). Water in the lake (hydrosphere) seeps into the cliff walls behind the dam, becoming groundwater (lithosphere), or evaporating into the air (atmosphere).
