Rust is formed when which two elements combine?

Question 2 options:

Oxygen

Hydrogen

Carbon

Iron

Why are Earth's continental plates continually in motion?

What has formed as a result of diverging plates

Discuss two reasons, other than language, why canada does not fit the natuon-state concept.

Which statement is NOT a reason that Panama's geographic location is important? -It connects the continents of North and South America.-It controls the Panama Canal.-It is an important trade route. - It is the world's leading petroleum exporter.

Define continental and explain where it is located

5 facts about the atlantic provinces of canada

The greenhouse effect happens when greenhouse gases like carbon dioxide and methane absorb heat that has been reflected off the Earth and re-radiate this heat back towards Earth. What examples of greenhouse gases are given in the text above?

What is seafloor spreading?

Describe the story that anthropologists think the bones and tools they have discovered reveal about prehistory

Which country has the greatest % of land affected by desertification?