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.
Cold and it is harder to breathe
I do not know exactly what answer you are looking for here considering the fact that there are many differences between the actions of animals and humans. The best answer I would give is that people have a sense of what is wrong and right and decide based on a moral subconscious. Animals act on they need to survive and do not care about acting civilized or what is right and wrong.
Answer:
1. D. 10 2. C. 7 3. B. 5 4. B. 3 5. B. 6
Explanation:
1. D
2. C
3. B
4. B
5. B