Rocks in continents are on average much older than sea-floor rocks. the likely explanation is:

What is responsible for the increase of carbon dioxide in the atmosphere?

Do you think that expert witnesses should be paid? Why or why not? Who do you think is the most important person in the courtroom during a trial? Explain.

Explain what causes a geyser to erupt

Explain the difference in amount of arable land in Bangladesh and Nepal in terms of the physical geography of the two countries

How are southern appalachian (u. s. a.) and southwestern caucasus (russia) forests similar?

1. Describe the most important diagnostic properties in igneous rocks. 2. What minerals would you expect to form in basalt? (Hint: Consider composition and Bowen's reaction series). Explain your answer.

What is the most important role of the ecosystems of the Andes? A. Keep the environment stable and reduces air pollution B. Reduce the chance of floods, desertification, and landslides C. Regulate the availability of freshwater D. All of the above

All of the following are examples of thematic maps except:

Which is used by scientists as evidence that Earth's inner core is solid? O A. S waves cannot travel through the inner core, creating a shadow zone. O B. Seismic waves change speed when they go from the inner core to the outer core. O C.

What role did geography play in the early African kingdoms? Volcanic eruptions scared away attackers. Mineral deposits brought wealth and power. The Great Rift separated them from the continent. Tropical storms extended the growing season.