Obsidian was valued in the Stone Age cultures because, it could be fractured to produce sharp blades or arrowheads. Like glass, obsidian breaks with a characteristic conchoidal fracture. It was also polished to create early mirrors.
Answer:
It is worthwhile to make long-term goals for your future dreams. This is because if you are willing enough to fulfill your goal, your future dream will come true. Also, you will be glad that you stuck with your goal because of the outcome. Working hard can make your dreams come true.
Answer:
The style of language used in this speech would be appropriate for which of these occasions? the Gettysburg address