The need for nonrenewable resources that are mined from the Earth is constantly increasing, but the supply of these resources is steadily decreasing. Predict how you think this will affect the future value of these resources.

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle

What does it mean if a piece of wood is ripped? it has been water-damaged. it has been cut with the grain. it has been cut against the grain. it has been covered with laminate.

The standard deviation of a population is 3.2.what is the margin of error? enter your answer in the box.