What are the three essential chemical elements in the biosphere?

Hat role did the Dust Bowl play in the history of soil conservation? It led farmers to make voluntary efforts to conserve soil. It disproved the idea that irrigation was unnecessary.

Which example best describes reducing risky behavior 1. Getting car insurance 2. Deciding not to buy a car 3. Only driving during the day 4. Driving a car at high speeds

Which of the following is a consequence of using fossil fuels as an energy source.

What causes shadows to change size and direction during a day

What is the immediate consequence of a city failing to provide educational resources for its residents? A. The city may improve its pollution levels. B. The city may struggle to cope with an urban heat island. C.

maria receives a cake order for charity event from a company. She uses 375g of flour, 250g of cocoa powder and 300g chocolate for a one kilogram cake. If the company orders a 7kg cake, what is the ratio of each of the ingredients that she needs?

How many states are north of the equator

Explain how the types of mountain landforms are related to one another.

Explain how natural actions such as weathering, erosion (wind, water and gravity), and soil formation affect Earth's surface.

Which is stronger land building or erosion? write a paragraph answering this question