<span>At the dawn of the American Revolution, 20 percent of the population in the thirteen colonies was of African descent</span>
True although you might start to go insane
Answer:
Tangible items or pictures used by scientists to represent invisible processes are called <u><em>Scientific Models</em></u>
Explanation:
Scientific models can be both physical or non-physical and help to represent a theory or natural phenomenon. An example of a physical scientific model cab be the globe or an Orrey (model of the solar system)
Non-Physical scientific models consist of mathematical models or even economic models that can help to predict something or clearly present a theory.
A scientific model helps to present and explain an idea and apart from just students and it can be equally useful for professionals.
Answer: He is believed to be the pharaoh that faced Moses in the book of Exodus from the Bible.
