They should study about how volcanoes erupt or explodes
Answer:The Antarctic Treaty
Explanation:
Answer:
Harbors can provide safe anchorage and permit the transfer of cargo and passengers between ships and the shore. A harbor is deep enough to keep ships from touching bottom and should give ships and boats enough room to turn and pass each other.
Explanation:
Answer:
Explanation:Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful. But under certain conditions, some organisms may cause disease.Some infectious diseases can be passed from person to person. Some are transmitted by insects or other animals. And you may get others by consuming contaminated food or water or being exposed to organisms in the environment.Signs and symptoms vary depending on the organism causing the infection, but often include fever and fatigue. Mild infections may respond to rest and home remedies, while some life-threatening infections may need hospitalization.
Mass killings and genocide
