Earth's inner core is

a. a dense ball of solid metal.

b. a layer of molten metal.

c. a layer of hot rock.

d. a layer of rock that forms Earth's outer skin.

Which area would be most affected by disruption to the marine ecosystem?

The average conversion energy from producers to primary consumers is a. 1% b. 10% C. 50% d. 100%

Which biome has the highest net radiation budget value? Select one: a. Deciduous forest b. Rain forest c. Tundra d. Taiga?

What kinds of factors will change culture? Check all that apply. A. A nation's industrialization O B. Technological advancements C. Geographic isolation of a group of people D D. Food and water shortages

Most people in South America make a living in Question 2 options: manufacturing. service or tourism industries. agriculture or natural resources. investments.

What's the definition of Dominican Republican?

Henry Hudson claimed land in America for both England and what other nation? Spain Holland France Russia

The environment in which a population of rabbits lives becomes warmer over several decades. which of these will most likely happen? A. Rabbits with smaller feet will survive better. B. The rabbits will have more competition for shelter. C.

Which of these would be indications that a given mountain range was NOT formed by subduction: Check all that apply! A. It is not along an ocean coastline. B. There are no volcanoes. C. There a glacial caps. D. There are deep valleys.

The ozone layer is part of this layer.