What created Earth's moon?

a. The initial big bang expansion event
b. The formation of a new star
c. Ejection of rocky mantle material from Earth after a collision with a smaller planet
d. The collision of two older moons
e. Ejection of rocky mantle material following an explosive volcanic event on Earth


c

Environmental & Atmospheric Sciences

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Which of the following is NOT an agricultural hearth?

A) Southwest Asia's Mesopotamia B) East Asia's Yangtze River Valley C) Latin America's Andean Mountains D) Latin America's Mexico's highlands E) Africa's South Africa

Environmental & Atmospheric Sciences

Which of the following can likely be concluded if huge waves pound against the shoreline communities of Vancouver Island, British Columbia, for several days during clear, calm weather?

A. It is a period of high tides. B. The winds are strong somewhere out over the Pacific Ocean. C. An earthquake has occurred somewhere on the ocean floor. D. It is raining offshore.

Environmental & Atmospheric Sciences

Give two uses for each of the following metals. Also list the minerals that are common ores for each metal

Iron Lead Zinc Aluminum Copper What will be an ideal response?

Environmental & Atmospheric Sciences

The Himalaya Mountains are an example of which of the following types of plate boundaries? 

A. continental-oceanic convergence B. continental-continental convergence C. continental-oceanic divergence D. oceanic-oceanic divergence E. oceanic-oceanic convergence

Environmental & Atmospheric Sciences