Answer:
The theory of evolution is the idea of species changing over time through the process of natural selection.
Chemical change.
It would be a chemical change or reaction because the substance is changing its chemical makeup.
Answer:
A
because a Union worker uses intelligence as well as a lot of energy to ensure icome is available
In a social system, there are peers and strangers to distract one from pursuing their work. While chatting with others, you may forget your train of thought or a good idea. People are likely to take you away from your work more so than a physical system (in which you can always turn off the TV, but not get people to quiet down)
Forbidding European powers from colonizing additional territories in the americas.
