It helps us visualize, shows examples, and hear the concepts of other cultures. I may be wrong anyone else?
Answer:
because the core is metallic iron and nickle which are denser than the material than in the mantle
They had writing. In mesopotamia sumerians were the first civilization who wrote. The ages before writing is called prehistoric. Since sumerians knew writing they were not prehistoric.
Answer:
Explanation:
An expert is someone who is well informed about a field, he has devoted his time to been trained an equipped in such areas and has mastered it.
Experts in a field will solve problems faster than a novices who had no idea or little prior knowledge about the subject.
An expert is said to achieve more success than a novice because he is more experienced and may have likely encounter such problem while in the field.
An Experts knowledge is organized together, a novice does not have his taught articulated.
Advantages
Experts possess more knowledge in a structured manner about his field.
An expert is not easily defeated in his own field.
He tend to provide solutions to problem arising in his field.
An Experts knowledge is organized differently from novices'
Experts are good in analyzing problems
Disadvantage
Expert most times do not acquire knowledge from other field, most of them knows nothing outside there field.
Answer:
175
Explanation:
The people who did not choose a rainbow color chose pink, black, white, gray, or other. The percentages of people surveyed who selected one of those options is 35%. There were 500 people surveyed, so the number who chose one of those options is 35% x 500 = 175.
