According to current scientific understanding, life on Earth (a) was exceedingly improbable; (b) arose quite soon after conditions allowed it; (c) may have been inevitable, but took billions of years to develop.

What percentage of the population of Guyana live in cities or towns? A: 15% B: 29% C: 33% D: 78%

Q5: Which of these constitutes geologic evidence that Arizona has been wetter in the past than it is today? a. Fossil dinosaur trackways. b. Granitic rocks exposed deep in Grand Canyon. c. Halite and gypsum deposits. d.

You are part of which sphere of earth? hydrosphere atmosphere lithosphere biosphere

What are wetlands? A. where water covers the plants B. where water covers the road C. where water covers the animals D. where water covers the land

23. State the nature of the following disasters a) Volcanic eruption: b) Road accidents: c) Bomb explosion: d) Tsunami:

How does a large body of water, such as an ocean, influence climate

The number of elected officials who are African Americans a) has risen dramatically at all levels of government b) has grown at local and state levels, but not federal c) has been shrinking since 1990 d) Grew after 1964 until about 1990 and then

The Richter scale a) works well for very large earthquakes. b) measures the size of an earthquake in terms of the damage it does (its intensity). c) is today termed a local magnitude (ML) reading.

What problem does russia have with building shipyards in the north

Which of the following important physical features is not located on Antarctica? A. Lake Vostok B. Mt. Cook C. Mt. Erebus D. Vinson Massif