Which is true about comets?

The orbits of comets do not take them past the Jovian planets.

The Oort cloud of comets is found between Neptune and Pluto.

All comets have long tails made of vaporizing gases.

Comets are held together by frozen gases.

Select all that apply. Which statements about settlement patterns are true? (A) Settlement patterns influence land use. (B) Settlement patterns are rarely politically or economically influenced.

Which reason is the best use for a city map

Why does earth have so little carbon dioxide in its atmosphere compared to venus?

What causes most sediment to wash or fall into a river? a. friction b. deposition c. mass movement and runoff d. turbulence

The Amazon jungle is the largest remaining expanse of tropical rain forest on earth. In which country is most of the jungle located

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.