Because it either acids or base
Answer:
oxygen is an element because it is a pure substance which cannot be split into simpler substances by chemical means
Answer:
Many emerging diseases arise when infectious agents in animals are passed to humans (referred to as zoonoses). As the human population expands in number and into new geographical regions, the possibility that humans will come into close contact with animal species that are potential hosts of an infectious agent increases.
Explanation:
The rate of movement increases, as they get faster with more energy.