Which region most likely has a high dependency ratio?

one with many university students

one with a very high crude birthrate

one with a heavily imbalanced sex ratio

one with few retirees or older people

one with few employment opportunities

How does oxidation weather rocks? a. the formation of rust strengthens the minerals in rock. b. the internal pressure from oxygen causes rocks to crack. c. the addition of electrons causes the rock to weaken. d.

As can be expected, Antarctica is one of the wettest continents on earth. a. True b. False

Why was the Democratic Republic of the Congo renamed "Zaire"? A. A name change was required after independence from Belgium. B. The population voted on the name change. C. The leader wanted to eliminate all European names in the nation. D.

If thunderstorms suddenly form in a line across the state, what type of front is moving across the state

Where is Zimbabwe located

Is argentina in the northern or southern hemisphere?

How does earths revolution affect our view of stars and constellations in the night sky?

The reason why the USA seems to have so many products that are "Made in China" is because Chinese businesses are very involved in world trade. Which means Chinese businesses are

Which of the following is not a place where hydrogen can be found on Earth? A. Natural gas well B. Atmosphere C. Water D. Mine

Molten lava coming out of a Hawaiian volcano cools down and forms rock. Which statement best describes the flow of energy in this scenario? Energy moves from the surroundings to the lava. Energy stays within the lava.