Ella is interested in combining substances to form a new material. What does she need to know before she combines the substances to create a specific material?

what system is a broad, rugged, elevated feature on the ocean floor that forms a continuous belt that winds around the globe.

Why not all movement along faults produces earthquakes?

Why are the poles so much colder than areas at the equator?

How have geographic conditions most impacted Nancy's economic activities? A) Lack of arable land has made farming impossible B) Difficult terrain has led people to rely on forest resources C) Inadequate rainfall has encouraged people to develop

What determines the length of a geologic time period? fossil record material density meteors and rocks radioactive materials

What are important thing that are made by minerals?

What does a fault have to do with plate motion,

How do you classify the different biological zones in Rivers and streams vertically?

What occurs at transfrom boundaries

How do environmental processes (glaciations, weathering, etc.) and physical characteristics (mountains, rivers, etc.) influence human settlement and activity? Be sure to include an example of each.