science

2. A weak, soft layer of the mantle.
4. A rocky layer that allows groundwater to flow through it and collect
8. one factor causes an effect on the other factor. The first event is the cause and the result is the effect.
10. Solid layer of Earth’s crust and upper mantle
11. A minimum requirement for how the design must function
12. In engineering design, something that limits the solution to a problem
13. A deep, narrow depression on the seafloor
15. The process of wearing or being worn by long exposure to the atmosphere

1. Animals without backbones that are large enough to see without magnification.
3. foggy water
5. Excess rainfall, melted snow, or irrigation water that flows across the ground
6. Chemicals that an organism takes in from its environment to use as a source of energy or as building blocks for growth
7. a measure of how well one set of data is related to another
9. Natural filters that can remove contaminants from water
14. Fan-shaped landform that develops where sediments are deposited