Simple, we weren't around during that time, so we made theories and conclusions to when life evolved on earth.
The asthenosphere and lithosphere are parts of Earth’s geosphere. Correct answer: A The geosphere is layer of the Earth which includes the solid parts of the planet (the rocks and minerals on Earth). The lithosphere is composed of both the crust and the portion of the upper mantle, while the asthenosphere is solid upper mantle material. According to this they belong to the geosphere.
Answer:
Lead
Explanation:
The economic success of United states was in no way imparted by the mineral lead.
In fact, the mineral is considered a toxic pollutant and has been banned. The United States like most countries are not interested in lead as a viable economic option.
It was once used in paints because they produce a highly durable mix.
Also, it was an additive in gasoline. This has been banned.
Answer:
B) a person who lives far away from the mall, so therefore does not visit it often
Explanation:
In this case the mall is too far away. The distance causes a few barriers. Time to get there is certainly one. The cost of getting, either on public transport or by private transport the cost is still higher than local retailers. Without private transport the volume of products you could buy it very limited. To avoid this the mall need to make the transport time and effort as efficient as possible.
