Place the following events in sequence: A) Persians use windmills to grind grain

B) Wind is used to power sailboats

C) Europeans develop windmills

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.

What is unusual about the iraq mountains ,in spite of their old age?

The body paragraphs in an informative essay should include clear examples. a thesis statement. restated evidence. a clear direction.